Powermatic Planer 15H User Manual

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Operating Instructions and Parts Manual  
15-inch Planer  
Models 15S and 15HH  
WALTER MEIER (Manufacturing), Inc.  
427 New Sanford Road  
LaVergne, Tennessee 37086, USA  
Ph.: 800-274-6848  
Part No. M-0460286  
Revision E4 08/2012  
Copyright © 2012 Walter Meier (Manufacturing), Inc.  
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Table of Contents  
Warranty and Service..........................................................................................................................2  
Table of Contents ...............................................................................................................................3  
Warning .............................................................................................................................................4  
Features ............................................................................................................................................6  
Specifications .....................................................................................................................................6  
Unpacking..........................................................................................................................................7  
Installation and Assembly....................................................................................................................8  
Handwheel......................................................................................................................................8  
Starter Box......................................................................................................................................8  
Extension Tables.............................................................................................................................9  
Dust Hood.......................................................................................................................................9  
Electrical Connections .....................................................................................................................9  
Extension Cords............................................................................................................................10  
Adjustments .....................................................................................................................................10  
Belt Tension..................................................................................................................................10  
Pulley Alignment ...........................................................................................................................11  
Table Rollers.................................................................................................................................11  
Cutterhead....................................................................................................................................12  
Replacing Knives (Model 15S only) ................................................................................................12  
Replacing or Rotating Knife Inserts (Model 15HH only) ....................................................................13  
Work Table Parallel to Cutterhead ..................................................................................................14  
Know the Transmitting Rollers of Your Planer..................................................................................14  
Anti-Kickback Fingers....................................................................................................................15  
Infeed and Outfeed Roller Spring Tension.......................................................................................15  
Height of Infeed Roller, Chipbreaker and Outfeed Roller ..................................................................15  
Outfeed Roller Height ....................................................................................................................16  
Infeed Roller Height.......................................................................................................................16  
Chipbreaker Height........................................................................................................................16  
Chip Deflector ...............................................................................................................................17  
Feed Speed Control ......................................................................................................................17  
Stock Return Rollers......................................................................................................................17  
Depth of Cut..................................................................................................................................18  
Maintenance ....................................................................................................................................18  
Lubrication....................................................................................................................................18  
Functions of the Digital Scale (Model 15S only) ..................................................................................20  
Troubleshooting: Performance Problems............................................................................................23  
Troubleshooting: Mechanical and Electrical Problems .........................................................................24  
Troubleshooting: Digital Scale – Model 15S only.................................................................................26  
Switch Lock......................................................................................................................................26  
Optional Accessories ........................................................................................................................26  
Replacement Parts ...........................................................................................................................26  
Head Assembly.............................................................................................................................27  
Parts List: Head Assembly .............................................................................................................28  
Base Assembly .............................................................................................................................30  
Table Assembly.............................................................................................................................32  
Parts List: Table Assembly.............................................................................................................33  
Gearbox Assembly ........................................................................................................................34  
Parts List: Gearbox Assembly ........................................................................................................35  
Cabinet Assembly .........................................................................................................................36  
Parts List: Cabinet Assembly..........................................................................................................37  
Electrical Connections – Single Phase, 230 Volt .................................................................................38  
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Warning  
As with all machines, there is a certain amount of hazard involved with the use of this planer. Use the  
machine with the respect and caution demanded where safety precautions are concerned. When normal  
safety precautions are overlooked or ignored, personal injury to the operator can result.  
Read, understand and follow the safety and operating instructions found in this manual. Know the  
limitations and hazards associated with this machine.  
Electrical grounding. Make certain that the machine frame is electrically grounded and that a ground  
lead is included in the incoming electrical service. In cases where a cord and plug are used, make certain  
that the grounding plug connects to a suitable ground. Follow the grounding procedure indicated in the  
National Electrical Code. If connected to a circuit protected by fuses, use time delay fuse marked “D”.  
Eye safety. Wear an approved safety shield, goggles, or glasses to protect eyes. (NOTE: Common  
eyeglasses are only impact-resistant, they are not safety glasses.)  
Personal protection. Before operating the machine, remove tie, rings, watch and other jewelry and roll  
up sleeves above the elbows. Remove all loose outer clothing and confine long hair. Protective type  
footwear should be used. Where the noise exceeds the level of exposure allowed in Section 1910.95 of  
the OSHA Regulations, use hearing protective devices. Do not wear gloves.  
Guards. Keep the machine guards in place for every operation for which they can be used. If any guards  
are removed for maintenance, DO NOT OPERATE the machine until the guards are reinstalled.  
Placement. Place machine so that potential kickback area is not in line with aisles, doorways, wash  
stations, or other work areas. Do not expose machine to rain or use in damp locations.  
Work area. Keep the floor around the machine clean and free of scrap material, saw dust, oil and other  
liquids to minimize the danger of tripping or slipping. Be sure the table is free of all scrap, foreign material  
and tools before starting to cut. Make certain the work area is well lighted and that a proper exhaust  
system is used to minimize dust. It is recommended that anti-skid floor strips are used on the floor area  
where the operator normally stands and that each machine’s work area be marked off. Provide adequate  
work space around the machine.  
Avoid accidental starting: Make certain motor switch is in off position before connecting power to the  
machine.  
Operator position. Maintain a balanced stance and keep your body under control at all times. Stand to  
one side out of line with the table and make sure no one else is standing in line with the table.  
Housekeeping. Before turning on machine, remove all extra equipment such as keys, wrenches, scrap,  
and cleaning rags away from the machine  
Careless acts. Give the work you are doing your undivided attention. Looking around, carrying on a  
conversation, and “horseplay” are careless acts that can result in serious injury.  
Disconnect machine before performing any service or maintenance or when changing blades. A  
machine under repair should be RED TAGGED to show it should not be used until the maintenance is  
complete.  
Maintain tools in top condition. Keep tools sharp and clean for safe and best performance. Dull tools  
increase noise levels and can cause kickbacks and glazed surfaces. Check the condition and adjustment  
of the tools before making any cuts. Follow the sharpening instructions on knife grinding and jointing,  
installing and adjustments.  
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Hand safety. Keep hands outside the machine. NEVER reach under the guards to try to clear stock that  
stops feeding. Do not clear chips and sawdust with hands; use a brush. Do not have any part of the  
hands under that part of the board that is over the table when starting a cut; the infeed roll will engage the  
board and force it down against the table causing a pinching action. Do not operate machine while the  
gear cover is open.  
Cutterhead rotation: Be sure cutterhead rotates under power in a counterclockwise direction when  
viewed from the main drive motor side.  
Material condition: Do not plane boards with loose knots or with nails or any foreign material on its  
surface. Knife impact on these objects can cause the knives to be pulled out and cause them to shatter  
against the chipbreaker or pressure bar. Twisted, warped, or in wind stock should first be jointed on one  
surface before attempting to plane a parallel surface on the planer. Serious stock flaws cannot be  
removed by use of a planer alone.  
Machine adjustments: Make all machine adjustments with power off except feed rate.  
Avoid kickback: To avoid kickbacks, use this machine for single board surfacing only. Never make cuts  
deeper than 1/8 inch (3mm).  
Job completion. If the operator leaves the machine area for any reason, the planer should be turned  
"off" and the cutterhead should come to a complete stop before his departure. In addition, if the operation  
is complete, he should clean the planer and the work area. Never clean the planer with power "on" and  
never use the hands to clear sawdust and debris; use a brush.  
Replacement parts. Use only Powermatic or factory authorized replacement parts and accessories;  
otherwise the warranty and guarantee is null and void.  
Misuse. Do not use this Powermatic planer for other than its intended use. If used for other purposes,  
Walter Meier (Manufacturing), Inc., disclaims any real or implied warranty and holds itself harmless for  
any injury or damage which may result from that use.  
If you are not thoroughly familiar with the operation of planers, obtain advice from your supervisor,  
instructor or other qualified person.  
Drugs, alcohol, medication. Do not operate this machine while under the influence of drugs, alcohol, or  
any medication.  
Health hazards. Some dust created by power sanding, sawing, grinding, drilling and other construction  
activities contains chemicals known to cause cancer, birth defects or other reproductive harm. Some  
examples of these chemicals are:  
* Lead from lead-based paint.  
* Crystalline silica from bricks and cement and other masonry products.  
* Arsenic and chromium from chemically-treated lumber.  
Your risk from these exposures varies, depending on how often you do this type of work. To reduce your  
exposure to these chemicals, work in a well-ventilated area, and work with approved safety equipment,  
such as those dust masks that are specifically designed to filter out microscopic particles.  
Familiarize yourself with the following safety notices used in this manual:  
This means that if precautions are not heeded, it may result in minor injury and/or  
possible machine damage.  
This means that if precautions are not heeded, it may result in serious injury or possibly  
even death.  
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Features  
Figure 1  
Specifications  
Model Number............................................................................................15S.....................................................15HH  
Stock Number.....................................................................................1791210................................................1791213  
Maximum Cutting Width (in.).................................................................14-7/8....................................................14-7/8  
Maximum Cutting Thickness (in.) ................................................................. 6............................................................ 6  
Full Width Cutting Depth (in.)..................................................................... 1/8......................................................... 1/8  
Minimum Planing Length (in.) ....................................................................... 8............................................................ 8  
Minimum Stock Thickness (in.)................................................................ 3/16....................................................... 3/16  
Table movement per one revolution of handwheel .................0.079” (2mm)........................................0.079” (2mm)  
Knives ............................................................................................................. 3 .......................... 74 four-sided inserts  
Number of cutterhead rows...........................................................................--............................................................ 5  
Cutterhead Speed (RPM).......................................................................4,500.....................................................4,500  
Cuts per Minute.....................................................................................13,500....................................... not applicable  
Cutterhead Diameter (in.)........................................................................2-7/8......................................................2-7/8  
Sound Rating @ 2” distance (dB)......................................................82 to 85.................................................80 to 84  
Knife Insert Screw Max. Torque (pound force–inch)............................... -----.................................................45 to 55  
Feed Rate (FPM) .............................................................................16 and 20..............................................16 and 20  
Motor............................................................... TEFC, 3HP, 1Ph, 230V, 60Hz............ TEFC, 3HP, 1Ph, 230V, 60Hz  
Dust Chute Diameter (in.).............................................................................. 4............................................................ 4  
Overall Dimensions, Assembled (LxWxH)(in.).................... 48 x 28 x 43-1/2................................... 48 x 28 x 43-1/2  
Cabinet Footprint, including foot pedal (LxW)(in.).......................23-1/2 x 23............................................23-1/2 x 23  
Net Weight (lbs.)......................................................................................... 507........................................................ 502  
Shipping Weight (lbs.)................................................................................ 573........................................................ 568  
The above specifications were current at the time this manual was published, but because of our policy of  
continuous improvement, Walter Meier (Manufacturing) Inc., reserves the right to change specifications at any  
time and without prior notice, without incurring obligations.  
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Unpacking  
Open container and check for shipping damage.  
Report any damage immediately to your  
distributor and shipping agent. Do not discard  
any shipping material until the Planer is  
assembled and running properly.  
Compare the contents of your container with the  
following list to make sure all parts are intact.  
Report any missing parts to your distributor.  
Read this owner’s manual thoroughly for  
assembly, maintenance and safety instructions.  
Crate Contents (Figure 2):  
1
1
2
1
1
4
2
3
1
1
Planer (not shown)  
Dust hood  
Cast iron extension tables  
Handwheel  
Handle  
Hex wrenches (3, 4, 5 and 6mm)*  
Open-end wrenches (8-10, 12-14mm)*  
Bags of fasteners* – see below  
Owner’s manual (not shown)  
Warranty card (not shown)  
Figure 2  
Model 15S only:  
1
2
T-handle hex wrench (4mm)*  
Adjustment pins*  
Model 15HH ONLY (Figure 4):  
1
1
1
1/4” Drive Screwdriver  
T25P Torx Plus Drive Socket Adaptor  
Set of 10 Knife Inserts  
Contents of fastener bags* (Figure 3):  
A – (for installing handwheel)  
1 Direction label  
1 Hex nut  
1 Flat washer  
1 Key  
B – (for installing extension tables)  
6 Hex cap screws, M8x25  
6 Socket set screws, M8x20  
Figure 3  
C – (for installing dust hood)  
3 Socket head cap screws, M6x12  
3 Lock washers, M6  
3 Hex cap screws, M5x10  
3 Flat washers, M5  
*indicates parts included in hardware kit 15S-HK  
Figure 4  
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Installation and Assembly  
Tools required for assembly:  
Forklift or hoist with slings  
10-12,12-14mm open-end wrenches (provided)  
4 and 5mm hex wrenches (provided)  
16mm open-end wrench  
Remove the screws holding the planer to the  
pallet and use a forklift or hoist to lift the planer  
off the pallet. Forks and straps should always be  
placed under the four lifting handles when lifting  
this machine (Figure 5). The lifting handles can  
be pushed back in when not in use.  
Figure 5  
The planer should be operated in a well-lit area  
with good ventilation. It can be rolled on its  
casters to the desired location. Press the foot  
pedal (Figure 6) to prevent movement during  
operation or adjustments.  
Exposed surfaces, such as tables, rollers,  
cutterhead, etc., have been given a protective  
coating at the factory. This should be removed  
with a soft cloth moistened with a good  
commercial solvent. Do not use acetone,  
gasoline, lacquer thinner, or other solvents with  
a low flash point. Do not use an abrasive pad  
because it may scratch the polished cast iron  
surfaces.  
Figure 6  
Use care when cleaning  
around the cutterhead area – knives are  
extremely sharp!  
Handwheel  
1. Place the key into the slot on the shaft  
(Figure 7), and mount the handwheel to the  
shaft, making sure it is oriented so it slips  
over the key.  
2. Peel off the backing of the directional label,  
and attach it to the center of the handwheel.  
Place flat washer and hex nut on shaft and  
tighten with 16mm wrench.  
Figure 7  
3. Mount the handle in the threaded hole in the  
handwheel, and tighten with a 12mm wrench  
placed over the flat on the handle.  
Starter Box  
Mount the controls as shown in Figure 8, with  
the two socket head cap screws which you’ll find  
mounted to the head casting. Use a 5mm hex  
wrench.  
Figure 8  
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Extension Tables  
1. Mount a cast iron table to the edge of the  
main table with three M8 x 25 hex cap  
screws (Figure 9) using a 12mm wrench. Do  
not fully tighten yet.  
2. The extension table must be leveled with the  
main table. Place a straight edge (such as a  
jointed board) across the extension table  
and the main table.  
NOTE: The straight edge should not lie over  
the raised table rollers, as this would distort  
the leveling process. Either place the  
straight edge just short of the table rollers, or  
lower the table rollers completely into the  
table (see page 11) while mounting the  
extension tables.  
Figure 9  
3. Insert three socket set screws with a 4mm  
hex wrench, and screw them in or out as  
needed until tables are level.  
4. Securely tighten the hex cap screws.  
5. Mount the second extension table to the  
opposite side of the planer table, using the  
same procedure.  
Dust Hood  
Mount the dust hood to the rear of the head  
casting with three M6 x 12 socket head cap  
screws with lock washers, and three M5 x 10  
hex cap screws with flat washers. See Figure  
10.  
Figure 10  
It is recommended that you use a dust collection  
system with this planer. If you are not using a  
dust collection system, do not attach the dust  
hood to the planer, as the accumulation of dust  
inside the hood may create a safety hazard, or  
eventually cause jamming of the rollers.  
Electrical Connections  
Electrical connections must  
be made by  
a
qualified electrician in  
compliance with all relevant codes. The  
machine must be properly grounded to help  
prevent electrical shock and possible fatal  
injury.  
A power plug is not provided with the 15S or  
15HH planers. You may either connect a 230  
volt plug or "hard-wire" the machine directly to  
It is recommended that the 15S or 15HH Planer  
be connected to a dedicated, minimum 40 amp  
circuit with a 40 amp circuit breaker or time  
delay fuse. Local codes take precedence over  
recommendations.  
your electrical panel provided there is  
a
disconnect near the machine. Consult electrical  
schematic on page 38 for further clarification of  
wiring setup.  
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Recommended Gauges (AWG) of Extension Cords  
Extension Cord Length *  
This machine must be grounded. Grounding  
provides a path of least resistance to help divert  
current away from the operator in case of  
electrical malfunction.  
25  
50  
75  
100 150 200  
Amps  
< 5  
feet feet feet feet feet feet  
Make sure the voltage of your power supply  
matches the specifications on the motor plate of  
the machine.  
16  
16  
14  
12  
10  
10  
16  
16  
14  
12  
10  
NR  
16  
14  
12  
10  
10  
NR  
14  
12  
12  
10  
12  
5 to 8  
NR  
NR  
NR  
NR  
NR  
Extension Cords  
8 to 12  
12 to 15  
15 to 20  
21 to 30  
10  
NR  
NR  
NR  
NR  
The use of an extension cord is not  
recommended for this machine, but if one is  
necessary make sure the cord rating is suitable  
for the amperage listed on the machine's motor  
plate. An undersize cord will cause a drop in line  
voltage resulting in loss of power and  
overheating.  
10  
NR  
NR  
*based on limiting the line voltage drop to 5V at 150% of the  
rated amperes.  
The chart in Figure 11 shows the correct size  
cord to use based on cord length and motor  
plate amp rating. If in doubt, use the next  
heavier gauge. The smaller the gauge number  
the heavier the cord.  
NR: Not Recommended.  
Figure 11  
Adjustments  
Tools required for assembly:  
10, 12 and 17mm open-end wrenches  
3, 5 and 6mm hex wrenches  
0.2” (0.5mm) feeler gauge  
straight edge  
gauge block  
cross-point screwdriver  
Disconnect machine from  
power  
source  
before  
making  
any  
adjustments (except feed rate).  
Belt Tension  
Inspect the tension of the belts frequently during  
the first few times you use the planer. Belts often  
stretch during this trial period. If they require  
tightening, proceed as follows:  
1. Remove the belt guard and the rear panel.  
2. Loosen the bottom nut on the motor  
adjustment screw (Figure 12) with a 17mm  
wrench.  
3. Turn the top nut on the adjustment screw to  
lower the motor plate, which will increase  
the belt tension.  
4. Proper tension is achieved when there is  
slight deflection in the belt midway between  
the pulleys, using moderate finger pressure.  
Figure 12  
5. Tighten the bottom nut on the adjustment  
screw (Figure 12).  
10  
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Pulley Alignment  
The pulleys should be in line for proper belt  
operation.  
1. Remove the belt guard and place a straight  
edge against the faces of both pulleys  
(Figure 13).  
2. If the straight edge does not lie flat on both  
pulley faces, open the rear panel and loosen  
the four hex nuts on the motor plate (see  
Figure 12) with a 12mm wrench.  
3. Nudge the motor left or right until the pulleys  
are in alignment.  
4. Tighten hex nuts and replace covers.  
Table Rollers  
Your planer is supplied with two table rollers  
(Figure 14) which turn as the stock is fed into the  
machine, thus reducing friction. It is not possible  
to give exact dimensions on the proper height  
setting of the table rollers because each type of  
wood behaves differently. As a general rule,  
however, when planing rough stock the table  
rollers should be set at high position. When  
planing smooth stock the rollers should be set at  
low position.  
Figure 13  
NOTE: When raising the roller higher above the  
table, the range is from zero to 0.06" (Figure 15).  
Figure 14  
Figure 15  
The table rollers are factory set for average  
planing and are parallel to the table surface. If  
you desire to adjust the table rollers higher or  
lower, proceed as follows:  
1. Disconnect machine from power source.  
2. Lay a straight edge across both rollers.  
3. On one side of the table, loosen the set  
screws (Figure 16) with a 3mm hex wrench,  
and turn the eccentric shafts to raise or  
lower the rollers.  
Figure 16  
4. When proper height is achieved, tighten set  
screws.  
5. Adjust the rollers from the opposite side of  
the table in the same manner.  
11  
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IMPORTANT: Be sure that the height of front  
and rear rollers are the same. And the table  
rollers must always be set parallel to the table.  
Cutterhead  
Although your planer was carefully adjusted at  
the factory, it should be checked before being  
put into operation. Any inaccuracies due to  
rough handling in transit can be corrected by  
following the directions in this manual.  
To check the adjustments you will need feeler  
gauges, and a dial gauge or home-made gauge  
block made of hardwood. This gauge block can  
be made by following the dimensions shown in  
Figure 17.  
Figure 17  
Replacing Knives (Model 15S only)  
Use caution and proceed  
slowly when working with and around the  
knives – they are extremely sharp!  
When dull knives are replaced, care must be  
exercised in setting the new knives into the  
cutterhead. There is a certain procedure to  
follow which will ensure a proper setting of  
knives on the 15S Planer. Proceed as follows:  
1. Disconnect machine from power source.  
2. Remove the dust hood and the top cover.  
Remove the chip deflector (Figure 28 shows  
the chip deflector). Remove the belt guard  
so you can rotate the cutterhead using the  
pulley.  
3. Remove the gib screws with the T-handle  
hex wrench, as shown in Figure 18, and  
remove each gib one at a time.  
4. Carefully remove the knife, and clean the  
cutterhead slot of any dust or debris.  
Figure 18 – Model 15S only  
5. Place the new knife into the cutterhead slot.  
6. IMPORTANT: As you proceed with knife  
installation, make sure the wings on both  
ends of each hole (see Figure 18) are  
completely inserted into the groove in the  
cutterhead. Failure to do this may result in  
knife breakage during operation.  
7. There are a total of three short gibs and  
twelve long gibs on the cutterhead. It is not  
important whether long or short gib is used  
in any particular location along the knife. Of  
course, each knife must use one short gib.  
8. Put the first gib in place at the end of the  
cutterhead. Use the knife adjustment pins  
shown in Figure 19. The adjustment pins fit  
down through the smaller holes in the gib,  
knife, and cutterhead, helping to align them.  
Figure 19 – Model 15S only  
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(You can also use any 3mm diameter tool,  
such as a hex wrench or drill bit for this  
purpose.)  
9. Insert the screws for the first gib, turning  
them with the T-handle wrench. Do not fully  
tighten the screws; make them only snug  
enough to hold the knife in the groove.  
10. Put the next gib in place, and repeat the  
process. See Figure 19. Use the adjustment  
pins and make sure the wings of the knife  
are completely in the cutterhead groove.  
Continue sequentially from one end of the  
cutterhead to the other end. Again, only  
make the screws snug enough to hold the  
knife in the groove.  
Figure 20 – Model 15HH only  
It is advisable to rotate all inserts at the same  
time to maintain consistent cutting. However, if  
one or more knife inserts develops a nick, rotate  
only those inserts that are affected.  
11. When all gibs are loosely installed for one  
knife, rotate the cutterhead and repeat the  
process for each of the remaining two  
knives, working from one end to the other.  
Each knife insert has an etched reference mark  
so you can keep track of the rotations.  
12. Now fully tighten all gib screws on one knife.  
Do this in sequential order, beginning at one  
end of the knife and working your way  
across to the other end, tightening each  
screw in turn.  
IMPORTANT: When removing or rotating  
inserts, clean saw dust from the screw, the  
insert, and the cutterhead platform. Dust  
accumulation between these elements can  
prevent the insert from seating properly, and  
may affect the quality of the cut.  
13. Tighten all gib screws on the other two  
knives in the same fashion, until all gib  
screws on the cutterhead are firmly  
tightened.  
To install new knife inserts:  
1. Before installing each screw, lightly coat the  
screw threads with machine oil and wipe off  
any excess.  
(NOTE: The purpose of this incremental  
tightening process is to prevent any slight  
deflection or warpage of the cutterhead, and  
to ensure that the knife is completely seated  
into the groove.)  
2. Position knife insert and move it back and  
forth to verify there are no burrs or dirt.  
3. Hold insert away from the back of the seat  
(pull slightly toward yourself if facing the  
cutting edge) and allow the screw to pull  
insert into position. Note: A slight offset  
between screw hole and hole in knife insert  
is normal. Do not position insert directly over  
screw hole, as it could ride up on the back of  
the seat and potentially cause cracking of  
the tip.  
After installing knives, check  
again carefully. Make certain all gib screws  
are tightened securely. Failure to heed may  
result in personal injury.  
14. Re-install chip deflector (see “Chip  
Deflector”, page 17). Re-install cover with  
the four washer head screws, and re-install  
belt guard.  
4. Securely tighten each screw which holds the  
knife inserts before operating the planer.  
Replacing or Rotating Knife Inserts  
(Model 15HH only)  
IMPORTANT: Maximum torque for tightening  
the screws is 45 to 55 inch pounds (3.75 to 4.6  
foot pounds).  
The knife inserts on the model 15HH are four-  
sided. When dull, simply remove each insert,  
rotate it 90° for a fresh edge, and re-install it.  
Make sure all knife insert  
screws are tightened securely. Loose inserts  
can be propelled at high speed from a  
rotating cutterhead, causing injury.  
Use the provided driver with the socket adaptor  
to remove the knife insert screw. See Figure 20.  
NOTE: A T25 adaptor or driver can round out  
the screw head. Always use a T25-Plus driver  
or adaptor.  
13  
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Work Table Parallel to Cutterhead  
The work table is set parallel to the cutterhead at  
the factory and no further adjustment should be  
necessary. If your machine is planing a taper,  
first check to see if the knives are set properly in  
the cutterhead. Then check to see if the work  
table is set parallel to the cutterhead. Proceed  
as follows:  
1. Disconnect machine from power source.  
2. Place the gauge block (Figure 21) on the  
work table directly under the edge of a knife  
as shown. Make slight contact by gently  
raising table.  
Figure 21  
3. Move the gauge block to the opposite end of  
the work table. NOTE: Distance from the  
work table to edge of knife should be the  
same.  
4. If the work table is not parallel to the  
cutterhead,  
perform  
the  
adjustment  
procedure as follows.  
5. Remove bolts holding the planer to the  
stand. Carefully tilt planer on its side to  
expose underside of base (Figure 22).  
6. Remove bolt (A, Figure 22) and loosen bolt  
(B, Figure 22) which will allow you to move  
the idler sprocket assembly (C, Figure 22)  
far enough to release tension on the chain.  
Figure 22  
7. Remove the chain from the particular  
sprocket on the corner of the base that you  
need to adjust.  
8. Turn the sprocket by hand to bring that  
corner into adjustment with the other three  
corners. NOTE: Turning sprocket clockwise  
will increase the distance between the  
working table and the head casting;  
counterclockwise will decrease the distance.  
This adjustment is very sensitive and it  
should not be necessary to turn the sprocket  
more than one or two teeth.  
9. When adjustments are correct, replace  
chain around corner sprocket, slide idler  
sprocket (C, Figure 22) back to re-tension  
chain, tighten bolt (B, Figure 22) and insert  
and tighten bolt (A, Figure 22).  
Know the Transmitting Rollers of  
Your Planer  
(Figure 23)  
A. Anti-Kickback Fingers  
B. Infeed Roller  
C. Chipbreaker  
D. Cutterhead  
E. Outfeed Roller  
Figure 23  
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Anti-Kickback Fingers  
The anti-kickback fingers (A, Figure 23) are an  
important safety feature, as they help prevent  
kickback of stock. They operate by gravity and  
should be inspected frequently to make sure  
they are free of gum and pitch, so that they  
move independently and operate correctly.  
Infeed and Outfeed Roller Spring  
Tension  
The infeed roller (B, Figure 23) and outfeed  
roller (E, Figure 23) are those parts of your  
planer that feed the stock while it is being  
planed. The infeed roller and the outfeed roller  
are under spring tension and this tension must  
be sufficient to feed the stock uniformly through  
the planer without slipping but should not be so  
tight that it causes damage to the board. The  
tension should be equal at both ends of each  
roller.  
Figure 24  
To adjust the spring tension of the infeed and  
outfeed rollers, turn screws (Figure 24) with a  
hex wrench. Turn screws on both ends of  
infeed/outfeed rollers in the same manner.  
Height of Infeed Roller, Chipbreaker  
and Outfeed Roller  
The infeed roller, chipbreaker and outfeed roller  
are adjusted at the factory. The height  
relationship between these items and the  
cutterhead is crucial for accurate and safe  
planing. The infeed roller, chipbreaker, and  
outfeed roller should each be set at 0.02"  
(0.5mm) below the cutting circle. See Figure 25.  
If any adjustments are necessary for the infeed  
roller, chipbreaker, or outfeed roller, they should  
be done carefully. Use the following steps as an  
example of procedure.  
NOTE: This procedure uses a home-made  
gauge block and feeler gauges, which should be  
sufficient for most planer operations. If extra  
precise measurements are desired, use a dial  
indicator device.  
Figure 25  
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Outfeed Roller Height  
1. Disconnect machine from power source.  
2. Make sure the knives are set properly as  
previously  
explained  
under  
"Knife  
Adjustment."  
3. Place the gauge block (F, Figure 26) on the  
table directly beneath the cutterhead (D,  
Figure 26).  
4. Using a 0.02" (0.5mm) feeler gauge (G,  
Figure 26) placed on top of the gauge block,  
raise the work table until the knife just  
touches the feeler gauge when the knife is  
at its lowest point. Do not move the work  
table any further until the outfeed roller is  
adjusted.  
Figure 26  
5. Remove the feeler gauge and move the  
gauge block (F, Figure 27) under one end of  
the outfeed roller. The bottom of the outfeed  
roller should just touch the top of the gauge  
block. If an adjustment to the outfeed roller  
is necessary, loosen the lock nut (J, Figure  
27) and turn screw (H, Figure 27) until the  
outfeed roller just touches the gauge block.  
Then tighten lock nut (J, Figure 27).  
6. Check and adjust the opposite end of the  
outfeed roller in the same manner.  
Figure 27  
Infeed Roller Height  
Use the exact same procedure for checking the  
infeed roller as you did for the outfeed roller.  
Use the .02" (0.5mm) feeler gauge atop the  
gauge block. If adjustment is necessary, use the  
lock nut and screw on each end of the infeed  
roller.  
Chipbreaker Height  
The chipbreaker breaks off the larger chips  
before the stock reaches the cutterhead. Use  
the gauge block and a .02" (0.5mm) feeler  
gauge to check the height of the chipbreaker,  
following the same procedure as above. If  
adjustment is needed:  
1. Remove top cover.  
2. Loosen the lock nuts (A, Figure 28) at both  
ends of the chipbreaker, and turn the set  
screws to raise or lower the chipbreaker as  
needed. The set screws should be turned  
the same amount.  
Figure 28  
3. When the chipbreaker contacts the gauge  
block, tighten both lock nuts (A, Figure 28).  
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Chip Deflector  
The chip deflector (B, Fig. 28) keeps wood chips  
from falling into the outfeed roller. The deflector  
should be set approximately 1/16" to 1/8” from  
the tip of the knives. Make sure the deflector is  
oriented so the bevel on its front edge matches  
the shape of the cutterhead.  
Feed Speed Control  
Your machine is equipped with a spiral, serrated  
infeed roller and a solid steel outfeed roller.  
When the feed rollers are engaged, they turn to  
feed the stock. The feed rollers slow  
automatically when the machine is under heavy  
load for best planing in all conditions. The feed  
rollers are driven by chains and sprockets (see  
Figure 29) which take power directly from the  
cutterhead through the oil bath gear box. The  
drive chain does not need tensioning, as a  
tension device (Figure 29) maintains proper  
tension at all times.  
Figure 29  
To gain access to the chain and sprockets:  
1. Remove the handwheel from the machine.  
2. Remove the socket head cap screw from the  
center of the cover, and remove the left  
triangular back plate. See Figure 30.  
Figure 30  
3. Pull the cover off the machine.  
Always re-install cover over  
the chain and sprockets before operating  
planer.  
The gear box has two feed speeds. These are  
set by pulling out or pushing in the shift lever  
(Figure 31). Always change feed speed while  
the machine is running. A label showing the  
lever positions is affixed just above the lever. It  
is also shown in Figure 32.  
Do not attempt to change  
feed speed while stock is passing through  
the machine. Damage to the gearbox may  
result.  
Figure 31  
Stock Return Rollers  
The two rollers on top the machine serve as a  
convenient rest for stock. They save time and  
motion for the operator as the stock is returned  
to the infeed side.  
Figure 32  
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Periodically check all the chains for proper  
tension and adjust accordingly if required.  
Depth of Cut  
The cutting depth scale is a combination  
inch/metric scale (Figure 33), with a cutting  
range from 0 to 6" (152.4mm). A manual scale is  
mounted directly to the front column. The model  
15S planer also features a digital scale for  
easier, more precise depth readings.  
The table should be kept clean and free of rust.  
Some users prefer a paste wax on exposed  
steel and cast iron surfaces. The wax provides a  
layer of protection as well as reducing friction  
between lumber and the table, making cuts  
faster and smoother. Avoid any wax that  
contains silicone or other synthetic ingredients.  
These materials can find their way into lumber  
and can make staining and finishing difficult.  
Another option is talcum powder applied with a  
blackboard eraser rubbed in vigorously once a  
week; this will fill casting pores and form a  
moisture barrier. This method provides a table  
top that is slick and allows rust rings to be easily  
wiped from the surface. Important also is the fact  
that talcum powder will not stain wood or mar  
finishes as some wax pickup does.  
Lubrication  
Figure 33  
The bearings on the cutterhead are factory  
lubricated and sealed for life – no lubrication is  
required.  
The distance of upward or downward movement  
is controlled by the handwheel (Figure 33).  
Before moving the table up or down, loosen the  
locking handles (Figure 33). After obtaining  
proper table position, tighten the locking  
handles.  
Gearbox Lubricant  
The lubricant in the gear box must be replaced  
every 2,500 hours. Multi-purpose gear box  
lubricant will be suitable.  
Maximum depth of cut is 3/16". A limiter (Figure  
33) on the front of the head casting limits the  
depth of cut on full width planing under 1/8".  
To replace the lubricant:  
1. Remove the drain plug (A, Figure 34) with a  
14mm wrench, and remove filler cap (B-  
Figure 33). Drain dirty oil thoroughly.  
The digital scale should be calibrated before  
operating the planer. Refer to page 21.  
2. Insert and tighten the drain plug (A, Figure  
34).  
Maintenance  
3. Fill with clean lubricant through hole (B,  
Figure 34).  
Disconnect machine from  
power source before performing any  
maintenance.  
4. Install and tighten filler cap (B, Figure 34).  
Periodic or regular inspections are required to  
ensure that the machine is in proper adjustment,  
that all screws are tight, that belts are in good  
condition, that dust has not accumulated in the  
electrical enclosures, and that there are no worn  
or loose electrical connections.  
Buildup of sawdust and other debris can cause  
your machine to plane inaccurately. Periodic  
cleaning is not only recommended but  
mandatory for accurate planing.  
Close-fitting parts, such as the cutterhead slot  
and gibs, should be cleaned with a cloth or  
brush and non-flammable solvent, and freed  
from clinging foreign matter.  
Figure 34  
Remove resin and other accumulations from  
feed rollers and table with a soft rag and non-  
flammable solvent.  
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The item numbers on this chart are referenced to the surrounding illustrations.  
No. Position  
Inspection Interval  
Suitable Types of Lubricant  
Grease  
Figure No.  
1
2
Drive Chain  
Gear Box  
Monthly  
34  
When operated more than 2,500  
hours  
Standard gear oil, 70-90 weight  
34  
3
4
5
6
7
Return Rollers  
Worm Gear  
Lead Screw  
Column  
Periodically  
SAE-30  
36  
37  
37  
37  
Monthly  
Grease  
Every third month  
Weekly  
Grease  
Clean columns and apply SAE-30  
Table Chain  
Every 4 to 6 months  
Grease, or good quality bicycle  
chain lubricant  
38  
39  
8
Feed Rollers  
Daily  
Clean and apply SAE-30  
Figure 35  
Figure 36  
Figure 38  
Figure 37  
Figure 39  
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IMPORTANT: Always place the digital display in  
relative (“INC”) mode before turning it off. If you  
turn it off while in absolute (“ABS”) mode, your  
absolute setting will default to zero.  
Functions of the Digital  
Scale (Model 15S only)  
Figure 40 identifies the parts of the digital scale.  
The button functions are discussed below,  
followed by a section giving practical examples  
of how to calibrate your settings, and how these  
functions can be used for daily planer  
operations.  
Before using the device, wipe down the vertical  
scale with a dry, soft cloth. Do not use cleaning  
solutions. Do not allow any liquids (such as  
machine oil) to contact the body of the digital  
display. Keep the device clean.  
This device uses a 1.55 volt battery cell (SR44).  
If it needs replacing (see Troubleshooting on  
page 26 to determine this) slide off the battery  
cover and insert the battery, with the positive  
pole of the battery facing out. NOTE: After  
replacing a battery, the digital display setting  
defaults to zero and must be recalibrated.  
ON/OFF/ZERO – power and zero-setting  
Press ON/OFF/ZERO button no longer than 3  
seconds to power on.  
Figure 40  
Press ON/OFF/ZERO button at least 3 seconds  
to shut off the digital display.  
MM/INCH – millimeters/inches  
Pressing this button toggles back and forth  
between standard and metric, and can be done  
at any time without affecting saved settings.  
While in relative mode, press ON/OFF/ZERO  
(no longer than 3 seconds) to set current  
position as relative zero point.  
While in absolute mode, press ON/OFF/ZERO  
(no longer than 3 seconds) to set current  
position as absolute zero point.  
HOLD – maintains data on the display.  
Press this button to “freeze” a measurement on  
the display; it will remain even if the table is  
moved. Press HOLD again and it returns to  
normal measurements.  
ABS – relative/absolute modes  
The device is in absolute mode as soon as  
power is turned on, and displays absolute zero.  
Moving the planer table up and down begins  
absolute measurement. Absolute measurement  
is set based upon the distance from cutterhead  
to table, and thus represents the thickness of  
your board.  
SET – preset a value  
Press SET; the indicator will flash “SET”. Press  
and hold the SET button and each digit flashes  
in turn. When the digit you want flashes, release  
the SET button. Press SET button once (no  
longer than 1 second) and that digit will increase  
by one each time SET is pressed. When  
finished, press and hold SET button until  
indicator “SET” flashes, then press SET again  
(no longer than 1 second). The indicator “SET”  
disappears and the value you just input is  
displayed on the screen.  
Press ABS button (no longer than 3 seconds) to  
switch to relative mode. “INC” will appear on the  
display. The value shown is in relative mode; it  
is an incremental position that can be zeroed at  
any point and determines not the thickness of a  
board, but how much material will be removed  
from a board. Moving the table up and down will  
now display relative measurement until you  
press ABS again to go back to absolute.  
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From this point on, any table movement will be  
based off this setting. The setting will be kept in  
the device’s memory even when the digital  
display is turned off, and only needs re-setting  
after a battery has lost charge and needs  
replacing.  
TOL – tolerance setting  
This function is not generally used in planer  
operations, but is here explained for reference.  
Press TOL, and an up-arrow indicator will  
appear, as well as a flashing “SET” indicator.  
You can now change the upper tolerance limit.  
Hold down the TOL button and each digit  
flashes in turn. When the digit you want flashes,  
release the TOL button.  
Figure 41  
Establish Absolute Zero  
One of your first steps should be to “zero” the  
digital scale in absolute mode. This is equivalent  
to finding the exact point of contact between the  
cutterhead knife and the table. This can’t be  
done simply by raising the table, because the  
depth limiter on the head casting will prevent  
contact between table and cutterhead. However,  
there are two relatively easy methods of  
establishing zero in absolute mode:  
Press TOL button once (no longer than 1  
second) and that digit will increase each time  
TOL is pressed.  
When finished, press and hold TOL button until  
indicator “SET” flashes. While indicator “SET” is  
flashing, press SET button to change the arrow  
to the down-arrow indicator. You can now  
change the lower tolerance limit in the same  
manner as you changed the upper tolerance  
limit.  
Method 1 uses a gauge, such as a height  
gauge, or a home-made gauge block (see Fig.  
17). If using a home-made gauge block, make  
sure it has been cut to exact specifications.  
When finished setting the lower tolerance limit,  
while indicator “SET” is flashing, press SET  
button (no longer than 1 second). The device is  
now in tolerance measuring mode. When the up-  
arrow indicator is displayed, it means the  
measured value is beyond the upper limit. When  
the down-arrow indicator is displayed, the  
measured value is below the lower limit. When  
the display shows an “OK” indicator, the  
measured value is within tolerance.  
1. Disconnect machine from power source.  
2. Turn on the digital display. It turns on in  
absolute mode.  
3. Place the gauge upon the planer table and  
under the cutterhead. (Make sure the gauge  
lies solidly upon the table and not upon the  
table rollers.)  
Calibrating & Using Digital  
Scale  
4. Raise the table until the gauge just touches  
the lowest point of a knife. Rock the  
cutterhead slightly (use the pulley to do this)  
to make certain the knife’s high point is  
contacting the gauge.  
Scale Alignment  
The scale assembly has been mounted and  
aligned with the 15S Planer table at the factory.  
The scale should be in vertical position, and the  
digital device should slide smoothly along the full  
length of the scale. Check occasionally that the  
screws holding the device to the planer are tight.  
If any realignment of the scale should ever be  
needed, slots are provided in the mounting  
brackets (Fig. 41).  
5. The reading on the gauge, or the height of  
the gauge block, should now be input into  
the digital display. Refer to the instructions  
above involving the “SET” button function to  
input this number into your digital display.  
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Method 2 uses a scrap board and calipers.  
1. You have planed a board at a setting of one  
inch at absolute measurement. Do not move  
the table from this position. You wish to  
increase the depth of cut on the next run by  
.063 inches.  
1. Turn on the digital display. It turns on in  
absolute mode.  
2. Plane one side of a scrap board at an  
appropriate and safe cutting depth (1/16” for  
example).  
2. Press ABS button to start relative  
measurement mode (“INC” will appear on  
the display).  
3. Raise the table by the same amount (1/16”),  
then turn the board over and plane the other  
side. Do not move the table from the current  
position.  
3. Follow the previous instructions on using the  
SET button function. You would input zeros  
for all digits, thus establishing zero setting  
for relative measurement mode.  
4. Measure the planed board carefully with  
calipers. (Our example in Fig. 42 shows the  
calipers reading .850”). This measurement  
of the finished board is the equivalent of the  
distance from table to knife.  
4. After setting relative zero, bring the table up  
until the digital display reads “.065” inches in  
relative measurement mode. You can now  
plane your board with exact results. Of  
course, you can now toggle back and forth  
between relative and absolute mode (by  
pressing ABS button) and get both stock  
thickness and depth of cut readings at the  
same time.  
5. Input the measurement on the calipers into  
the digital display. Refer to the instructions  
above involving the SET button function to  
input this number into your digital display.  
(Figure 42 shows the .850” measurement  
now set in the digital display.)  
Clearing a Jammed Board  
If you have to temporarily move the planer table  
(for example, to clear a jammed board) use the  
HOLD button to remember your original setting.  
1. If a board jams, press the HOLD button.  
Your setting will be “frozen” on the display.  
2. Lower the table and clear the jam.  
3. Raise the table back up to the general  
location, and make a mental note of the  
number “frozen” on the display.  
4. Press HOLD to return the display back to  
absolute measurement, and adjust the table  
until it matches the measurement previously  
frozen on the display.  
Figure 42  
Using Relative Measurement Mode  
NOTE: The HOLD button will not permanently  
save a setting. When the button is pressed a  
second time, the number disappears.  
The absolute setting, for which you should have  
already established the zero point, gives the  
width of your finished board after cutting  
(distance from table to cutterhead).  
More Uses  
The digital scale has been designed to save the  
operator time and energy, leading to increased  
productivity. As you become proficient with the  
use of the digital readout and explore how to use  
one function in conjunction with another, you’ll  
be able to tailor its functions to suit your own  
work habits and planing needs.  
The relative measurement mode is useful for  
measuring only the amount of stock that you  
wish to remove (i.e., depth of cut), and  
eliminates having to add or subtract to find the  
proper setting. It is especially helpful when  
planing many boards to the same thickness.  
Here is an example using relative measurement:  
22  
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Troubleshooting: Performance Problems  
Trouble  
Probable Cause  
Remedy  
Table rollers not set properly.  
Adjust rollers to proper height.  
Support long boards with extension  
rollers.  
Inadequate support of long boards.  
Snipe.  
Uneven feed roller pressure front to  
back.  
(NOTE: Snipe cannot  
be eliminated, but  
Adjust feed roller pressure.  
can be so minimized  
as to be negligible.)  
15S: Sharpen or replace knives.  
15HH: Rotate or replace inserts.  
Dull knives or knife inserts.  
Lumber not butted properly.  
Butt end to end each piece of stock  
as they pass through.  
Planing wood with high moisture  
content.  
Remove moisture by drying, or use  
different stock.  
Fuzzy grain.  
Torn grain.  
15S: Sharpen or replace knives.  
15HH: Rotate or replace inserts.  
Dull knives or knife inserts.  
Too heavy a cut.  
Adjust proper depth of cut.  
Knives (or inserts) cutting against the  
grain.  
Cut along the grain where possible.  
15S: Sharpen or replace knives.  
15HH: Rotate or replace inserts.  
Dull knives or knife inserts.  
15S: Sharpen or replace knives.  
15HH: Rotate or replace inserts.  
Dull knives or knife inserts.  
Too heavy a cut.  
Rough/raised grain.  
Adjust proper depth of cut.  
Planing wood with high moisture  
content.  
Remove moisture by drying, or use  
different stock.  
15S: Sharpen or replace knives.  
15HH: Rotate or replace inserts.  
Dull knives or knife inserts.  
Rounded, glossy  
surface.  
Feed rate too slow.  
Increase feed rate.  
Cutting depth too shallow.  
Increase cutting depth.  
Adjust feed roller tension. If proper  
tension cannot be achieved, replace  
feed rollers.  
Inadequate feed roller pressure.  
Planer table rough or dirty.  
Poor feeding of  
lumber.  
Clean pitch and residue from table,  
and apply paste wax.  
Belt slipping on pulleys.  
Tighten belt.  
Surface of feed roller is clogged.  
Clean pitch and residue off roller.  
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Troubleshooting: Mechanical and Electrical Problems  
Trouble  
Probable Cause  
Remedy  
Knife projection from cutterhead is  
incorrect (15S only).  
Adjust knife projection.  
Adjust table/cutterhead parallelism.  
Uneven depth of cut  
side to side.  
Table not parallel to cutterhead.  
Board thickness does  
not match depth of  
cut scale.  
Depth of cut scale is incorrect.  
Adjust depth of cut scale.  
Inadequate tension.  
Sprockets misaligned.  
Sprockets are worn.  
No incoming power.  
Adjust chain tension.  
Align sprockets.  
Chain is jumping.  
Replace sprockets.  
Machine will not  
start/restart or  
repeatedly trips  
circuit breaker or  
blows fuses.  
Verify power connections to planer.  
When planer overloads on the circuit  
breaker built into the motor starter, it  
takes time for the machine to cool  
down before restart. Allow unit to  
adequately cool before attempting  
restart. If problem persists, check  
amp setting on the motor starter  
inside the electrical box.  
Overload automatic reset has not  
reset.  
One cause of overloading trips which  
is not electrical in nature is too heavy  
a cut. The solution is to take a lighter  
cut.  
If too deep a cut is not the problem,  
then check the amp setting on the  
overload relay. Match the full load  
amps on the motor as noted on the  
motor plate.  
Planer frequently trips.  
If amp setting is correct then there is  
probably a loose electrical lead.  
Check amp setting on motor starter.  
Verify that planer is on a circuit of  
correct size. If circuit size is correct,  
there is probably a loose electrical  
lead. Check amp settting on motor  
starter.  
Building circuit breaker trips or fuse  
blows.  
Go through all the electrical  
connections on the planer including  
motor connections, verifying the  
tightness of each. Look for any signs  
of electrical arcing which is a sure  
indicator of loose connections or  
circuit overload.  
Loose electrical connections.  
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Trouble  
Probable Cause  
Remedy  
Machine will not  
start/restart or  
repeatedly trips  
circuit breaker or  
blows fuses.  
Examine motor starter for burned or  
failed components. If damage is  
found, replace motor starter. If motor  
starter looks okay but is still suspect,  
you have two options: have a  
qualified electrician test the motor  
starter for function, or purchase a new  
starter and establish if that was the  
problem on changeout.  
(cont.)  
If you have access to a voltmeter, you  
can separate a starter failure from a  
motor failure by first, verifying  
incoming voltage at 230+/-10% and  
second, checking the voltage  
between starter and motor at 230+/-  
10%.  
Motor starter failure.  
If incoming voltage is incorrect, you  
have a power supply problem.  
If voltage between starter and motor  
is incorrect, you have a starter  
problem.  
If voltage between starter and motor  
is correct, you have a motor problem.  
If electric motor is suspect, you have  
two options: Have a qualified  
electrician test the motor for function  
or remove the motor and take it to a  
quality electric motor repair shop and  
have it tested.  
Motor failure.  
Check to confirm all electrical  
Miswiring of the unit.  
On/off switch failure.  
connections are correct and properly  
tight. Make any needed corrections.  
If the on/off switch is suspect, you  
have two options: Have a qualified  
electrician test the switch for function,  
or purchase a new on/off switch and  
establish if that was the problem on  
changeout.  
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Troubleshooting: Digital Scale – Model 15S only  
Trouble  
Probable Cause  
Remedy  
Flashing digits.  
Low voltage.  
Replace battery.  
Take battery out, wait thirty seconds,  
then re-insert it.  
Locked digits.  
No display.  
Haphazard memory.  
Poor contact of battery.  
Low voltage.  
Improve battery contact.  
Replace battery.  
Short-circuit of zero setting spring and  
slider signal source.  
Displays only ‘0000’.  
Remove frame and adjust spring.  
Remove frame and adjust springs.  
Function buttons  
won’t work.  
Distortion of springs from over-  
pressing.  
Switch Lock  
To safeguard your machine from unauthorized operation and to avoid accidental starting by young  
children, the use of a padlock (not provided) is highly recommended.  
To lock out an on/off switch (Figure 43):  
1. Open the padlock.  
2. Insert through holes in the start button.  
3. Close the padlock.  
4. Store padlock key in a safe place.  
Figure 43  
Optional Accessories  
708816  
15S-600  
15S-601  
1791212  
708520  
Knives (set of 3) – Model 15S only  
Battery for digital scale – Model 15S only  
Battery cover – Model 15S only  
Knife Inserts (set of 10) – Model 15HH only  
DRO Retrofit Kit  
Replacement Parts  
Replacement parts are listed on the following pages. To order parts or reach our service department, call  
1-800-274-6848, Monday through Friday (see our website for business hours, www.powermatic.com).  
Having the Model Number and Serial Number of your machine available when you call will allow us to  
serve you quickly and accurately.  
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Head Assembly  
27  
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Parts List: Head Assembly  
Index No. Part No.  
Description  
Size  
Qty  
................ 15S-201 ..................Cutterhead Assembly (Items 3 thru 9) ..................................................1  
1.............. 6284753..................Roller Case ........................................................................................1  
2.............. TS-1525011 ............Socket Set Screw .............................................M10x10......................8  
3.............. 15S-203 ..................Spiral Cutterhead* ..............................................................................1  
4.............. 15S-204 ..................Short Gib*..........................................................................................3  
5.............. 15S-205 ..................Hex Socket Round Head Screw* .......................M6×1.0P×14L...........42  
6.............. 15S-206 ..................Long Gib*.........................................................................................12  
7.............. 708816....................Spiral Knives* (set of 3).......................................................................3  
8.............. 6284759..................Bearing ............................................................6205-2NSE ................1  
9.............. 6284760..................Key..................................................................8×8×36 ......................1  
10............ 6284761..................Driven Pulley......................................................................................1  
11............ TS-1550061 ............Flat Washer......................................................M8.............................2  
12............ 6284763..................Infeed Roller.......................................................................................1  
13............ 6284764..................Retaining Bracket ...............................................................................4  
14............ 6284765..................Spring................................................................................................4  
15............ 6284766..................Screw ..............................................................M22-1.5P×20L ...........4  
16............ 15S-216A................Magnetic Switch ...............................................3HP, 1PH, 230V .........1  
................ 15S-216AC..............Contactor (not shown).......................................3HP, 1PH, 230V .........1  
................ 15S-216AO .............Overload (not shown)........................................3HP, 1PH, 230V .........1  
17............ 6284767..................Bracket ..............................................................................................4  
18............ TS-1523051 ............Socket Set Screw .............................................M6×16 .......................7  
19............ TS-1540041 ............Hex Nut............................................................M6-1.0P.....................6  
20............ TS-1490041 ............Hex Cap Screw ................................................M8×25 .......................2  
21............ 6284770..................Key..................................................................5×5×22 ......................2  
22............ 6284771..................Sprocket ..........................................................31T............................1  
23............ TS-1550041 ............Flat Washer......................................................M6.............................2  
24............ TS-1482031 ............Hex Cap Screw ................................................M6×16 .......................2  
25............ 6284774..................Outfeed Roller ....................................................................................1  
26............ 6284775..................Sprocket ..........................................................1T..............................1  
27............ 6284776..................Shaft..................................................................................................1  
28............ 6284777..................Retaining Ring..................................................TW-12........................1  
29............ TS-1540081 ............Hex Nut............................................................M12...........................1  
30............ 6284779..................Chip Breaker ......................................................................................1  
31............ 15S-231 ..................Plate*.................................................................................................1  
32............ 15S-232 ..................Screw*.............................................................5-0.8P×8L..................2  
33............ 6284780..................Bracket ..............................................................................................3  
34............ TS-1482021 ............Hex Cap Screw ................................................M6×12 .......................4  
35............ 6284781..................Hex Cap Screw With Washer ............................M6-1.0P×12L ...........23  
36............ 6284782..................Chip Deflector Shaft............................................................................1  
37............ 6284783..................Chip Deflector Plate............................................................................1  
38............ 6284784..................Anti-Kickback Pawl ...........................................................................39  
39............ 6284785..................Spacer .............................................................................................40  
40............ 6284786..................Shaft..................................................................................................1  
41............ TS-1524031 ............Socket Set Screw .............................................M8.............................1  
42............ 6284788..................E-Ring .............................................................ETW-15 .....................2  
43............ 6284789..................Depth Limiter......................................................................................1  
44............ 6284790..................Phillips Flat Head Machine Screw......................M5-0.8P×8L ...............2  
45............ 6284791..................Dust Cover .........................................................................................1  
................ 6284792..................Roller Assembly..................................................................................1  
46............ 6284793..................Roller Bracket.....................................................................................3  
47............ 6284794..................Roller.................................................................................................2  
48............ 6284795..................Worm Gearbox...................................................................................1  
49............ 6284796..................Worm Gear ........................................................................................1  
50............ 6284797..................Bearing ..............................................................................................1  
51............ 6284798..................Retaining Ring..................................................RTW-30 .....................1  
52............ 6284799..................Handwheel.........................................................................................1  
* Index Nos. 3, 4, 5, 6, 7, 31 and 32 are used only on the Model 15S Planer.  
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53............ 6284828..................Handle .............................................................3/8-16NC ...................1  
54............ 6284700..................Cover.................................................................................................1  
55............ 6284701..................Spring Pin ........................................................6-20...........................2  
56............ 6284702..................Plate..................................................................................................2  
57............ TS-1481021 ............Hex Cap Screw ................................................M5×10 .......................3  
58............ TS-1504091 ............Socket Head Cap Screw ...................................M8×45 .......................1  
59............ 6284804..................Stud...................................................................................................2  
60............ TS-0680031 ............Flat Washer......................................................5/16...........................2  
61............ TS-0561021 ............Hex Nut............................................................5/16-18 ......................2  
62............ 15S-262 ..................Pulley Cover.......................................................................................1  
63............ 6284808..................Nut ....................................................................................................2  
64............ TS-1550061 ............Flat Washer......................................................M8.............................4  
65............ 6284810..................Chain...............................................................06B-63.......................1  
67............ 6284811..................Belt..................................................................M59...........................3  
68............ 6284812..................Guard, Pulley .....................................................................................1  
69............ TS-1503021 ............Socket Head Cap Screw ...................................M6×10 .......................2  
70............ 6284814..................Bracket ..............................................................................................1  
71............ 6284815..................Shaft..................................................................................................1  
72............ 6284818..................Hanger...............................................................................................1  
73............ 6284819..................Spring..............................................................1.2.............................1  
74............ 6284720..................Flat Washer......................................................8.2×22×4.5T...............1  
75............ TS-1503031 ............Socket Head Cap Screw ...................................M6×12 .......................3  
76............ 6284820..................Warning Label ....................................................................................1  
77............ 6284821..................Lubrication Label ................................................................................2  
78............ 15S-278 ..................Warning Label ....................................................................................1  
79............ 6284823..................Speed Label.......................................................................................1  
80............ 6284824..................Motor Pulley .......................................................................................1  
81............ 6284830..................Handwheel Direction Label..................................................................1  
82............ 6284712..................Key..................................................................4×4×10 ......................1  
83............ TS-1540071 ............Hex Nut............................................................M10...........................1  
84............ TS-1503051 ............Socket Head Cap Screw ...................................M6×20 .....................12  
85............ 6284718..................Flat Washer......................................................10×20×1.5T................1  
90............ 6284816..................Idle Pulley ..........................................................................................1  
91............ 6284817..................Shaft..................................................................................................1  
92............ 6284825..................Dust Hood..........................................................................................1  
93............ TS-2361061 ............Lock Washer ....................................................M6.............................3  
94............ TS-1550031 ............Flat Washer......................................................M5.............................3  
95............ 15S-295 ..................Switch Plate .......................................................................................3  
96............ 15S-296 ..................Strain Relief .......................................................................................3  
97............ 15S-297 ..................Motor Cord.........................................................................................3  
98............ 15S-298 ..................Power Cord........................................................................................3  
99............ 15S-299 ..................Knife Adjustment Pin (not shown) Model 15S only ................................2  
100.......... 1791211..................Helical Cutterhead **...........................................................................1  
101.......... 1791212..................Knife Insert (set of 10) **............................................................74 total  
102.......... 15HH-2102..............Knife Insert Screw **......................................10-32x1/2 T25P ..............74  
................ 15S-HK ...................Hardware Kit for 15S (see page 9 for items included) ..............................  
** Index Nos. 100, 101 and 102 are used only on the Model 15HH Planer.  
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Base Assembly  
30  
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Parts List: Base Assembly  
Index No. Part No.  
Description  
Size  
Qty  
1.............. 6284703..................Base..................................................................................................1  
2.............. TS-1525021 ............Socket Set Screw .............................................M10×12 .....................8  
3.............. 6284705..................Crank Case Column............................................................................3  
4.............. 6284706..................Column..............................................................................................1  
5.............. 6284707..................Lead Screw........................................................................................3  
6.............. 6284708..................Lead Screw Crank ..............................................................................1  
7.............. 6284709..................Lead Nut ............................................................................................4  
8.............. 6284710..................Bushing..............................................................................................1  
9.............. 6284711..................Retaining Ring, Internal.....................................RTW-38 .....................1  
10............ 6284712..................Key..................................................................4×4×10 ......................1  
11............ 6284713..................Gear ..................................................................................................1  
12............ 6284714..................Retaining Ring..................................................STW-10 .....................1  
13............ 6284715..................Bearing ............................................................6202Z .......................4  
14............ 6284716..................Retaining Ring, Internal.....................................RTW-35 .....................4  
15............ 6284717..................Sprocket ............................................................................................4  
16............ TS-1550071 ............Flat Washer......................................................M10...........................4  
17............ TS-1540071 ............Hex Nut............................................................M10...........................4  
18............ TS-1550061 ............Flat Washer......................................................M8.............................2  
19............ TS-1490041 ............Hex Cap Screw ................................................M8×25 .......................2  
20............ 6284722..................Shaft..................................................................................................1  
21............ 6284723..................Tension Bracket .................................................................................1  
22............ 6284724..................Sprocket ............................................................................................1  
23............ 6284725..................Retaining Ring..................................................STW-15 .....................1  
24............ 6284726..................Chain...............................................................41×134P ....................1  
25............ 6284727..................Lifting Bar...........................................................................................4  
26............ 6284728..................E-Ring .............................................................ETW-12 .....................4  
27............ 6284729..................Scale .................................................................................................1  
28............ 6284730..................Screw ..............................................................M3-0.5P×6L ...............1  
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Table Assembly  
32  
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Parts List: Table Assembly  
Index No. Part No.  
Description  
Size  
Qty  
1.............. 15S-301 ..................Table .................................................................................................1  
................ 15S-309 ..................Table Roller Assembly (Items 2, 3, 4).....................................................  
2.............. 6284732..................Table Roller........................................................................................2  
3.............. 6284733..................Bearing ..............................................................................................4  
4.............. 6284734..................Eccentric Adjuster...............................................................................4  
5.............. TS-1523041 ............Socket Set Screw .............................................M6x12........................4  
6.............. 6284737..................Lock Nut ............................................................................................2  
7.............. 6284738..................Threaded Shaft...................................................................................2  
8.............. 6284736..................Lock Bushing......................................................................................2  
9.............. 6284739..................Knob................................................................M12-1.75P .................2  
10............ 15S-310 ..................Cast Iron Table Extension ...................................................................2  
11............ TS-1531012 ............Phillips Pan Head Machine Screw* ....................M3×6.........................2  
12............ 15S-312 ..................Screw*.............................................................M5-0.8P×8L ...............2  
13............ 15S-313 ..................Plate*.................................................................................................1  
14............ 15S-314 ..................Digital Readout* .................................................................................1  
15............ TS-1550021 ............Flat Washer* ....................................................M4.............................1  
16............ TS-1503051 ............Socket Head Cap Screw ...................................M6x20........................8  
17............ TS-1490041 ............Hex Cap Screw ................................................M8×25 .......................6  
18............ 15S-318 ..................Screw*.............................................................M4-0.7P×8L ...............1  
19............ TS-1524021 ............Socket Set Screw .............................................M8x20........................6  
20............ 6284750..................Scale Pointer......................................................................................1  
21............ 6284751..................Rivet ..................................................................................................2  
22............ 15S-600 ..................Battery*............................................................1.5 volt.......................1  
23............ 15S-601 ..................Battery Cover*....................................................................................1  
................ 708520....................DRO Retrofit Kit * (index no. 11-15, 18, 22 and 23) .................................  
* Parts with an asterisk are used only on the Model 15S Planer.  
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Gearbox Assembly  
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Parts List: Gearbox Assembly  
Index No. Part No.  
Description  
Size  
Qty  
................ 6284842..................Gearbox Assembly (Items 1 thru 35) ....................................................1  
1.............. TS-1504101 ............Socket Head Cap Screw ...................................M8x50........................4  
2.............. 6284843..................Oil Seal............................................................TC28-40-8..................1  
3.............. 6284844..................Plug, NPT ........................................................PT1/4”-19...................2  
4.............. 6284845..................Gearbox.............................................................................................1  
5.............. 6284846..................Gasket...............................................................................................1  
6.............. BB-6204ZZ..............Bearing ............................................................6204ZZ ......................1  
7.............. 6284848..................Helical Gear .......................................................................................1  
8.............. 6284849..................Gear ................................................................47T............................1  
9.............. BB-6201Z................Bearing ............................................................6201Z ........................3  
10............ 6284851..................Key..................................................................5×5×10 ......................2  
11............ 6284852..................Single Geared Shaft..........................................18T............................1  
12............ 6284853..................Double Geared Shaft ........................................18, 22T ......................1  
13............ 6284854..................Gear ................................................................ 71T...........................1  
14............ 6284855..................Key..................................................................6×6×40 ......................1  
15............ 6284856..................Gear Assembly...................................................................................1  
16............ 6284857..................Spring..............................................................0.6.............................1  
17............ 6284858..................Steel Ball..........................................................6................................1  
18............ 6284859..................Gear Shaft .........................................................................................1  
19............ 6284860..................Oil Shaft...........................................................SC25-47-6 .................1  
20............ 6284861..................Bearing ............................................................6204Z ........................1  
21............ 6284862..................Clutch Handle.....................................................................................1  
22............ 6284863..................O’Ring ...............................................................................................1  
23............ 6284864..................Gearbox Cover ...................................................................................1  
24............ 6284865..................Knob................................................................32-3/8”-16NC .............1  
25............ TS-1482051 ............Hex Cap Screw ................................................M6x25........................6  
26............ 6284867..................Pin.....................................................................................................2  
27............ 6284868..................Sprocket ..........................................................12T............................1  
28............ TS-1550041 ............Flat Washer......................................................M6.............................1  
29............ TS-1482031 ............Hex Cap Screw ................................................M6x16........................1  
30............ 6284870..................Chain...............................................................06B-47.......................1  
31............ 6284871..................Clutch................................................................................................1  
33............ 15S-433 ..................Hex Head Bolt With Washer ..............................M6-1.0P×12L .............1  
34............ TS-1503031 ............Socket Head Cap Screw ...................................M6x12........................1  
35............ 6284874..................Bearing ............................................................6201 ..........................2  
35  
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Cabinet Assembly  
36  
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Parts List: Cabinet Assembly  
Index No. Part No.  
Description  
Size  
Qty  
................ 6284875..................Cabinet Assembly (Items 1 thru 29) .....................................................1  
1.............. 15S-501 ..................Cabinet .............................................................................................1  
2.............. 6284877..................Door ..................................................................................................1  
3.............. TS-2236121 ............Phillips Flat Head Machine Screw......................M6x12........................4  
4.............. 6284878..................Motor.................................................................................................1  
5.............. 6284895..................Strain Relief .....................................................SB8R-3......................2  
6.............. TS-1523041 ............Socket Set Screw .............................................M6x12........................4  
7.............. 6284880..................Key..................................................................5×5×30 ......................1  
8.............. 6284881..................Plate, Motor........................................................................................1  
9.............. TS-1490051 ............Hex Cap Screw ................................................M8x30........................4  
10............ TS-0680031 ............Flat Washer......................................................5/16.........................12  
11............ TS-1540061 ............Hex Nut............................................................M8-1.25P...................4  
12............ 6284885..................Pivot Bar ............................................................................................2  
13............ 6284886..................Spacer ...............................................................................................1  
14............ TS-1503031 ............Socket Head Cap Screw ...................................M6x12........................1  
15............ 6284888..................Tension Bolt Assembly........................................................................1  
16............ 6284831..................Hex Nut............................................................M10-1.25P .................2  
17............ TS-0680061 ............Flat Washer......................................................1/2.............................2  
18............ 6284890..................Wheel ................................................................................................4  
19............ TS-0060111 ............Hex Cap Screw ................................................3/8”-16×2.5 ................4  
20............ 6284892..................Locking Nut ......................................................3/8”-16NC ..................4  
21............ 15S-521 ..................Locking Nut ......................................................M10-1.5P...................1  
22............ TS-1550071 ............Flat Washer......................................................M10...........................1  
23............ 15S-529 ..................Foot Brake .........................................................................................1  
24............ 15S-524 ..................Shaft..................................................................................................1  
25............ 15S-525 ..................Spring................................................................................................2  
26............ 15S-526 ..................Roll Pin..............................................................................................2  
27............ TS-1523011 ............Socket Set Screw .............................................M6x6 .........................2  
28............ 15S-528 ..................Eccentric Cam....................................................................................2  
29............ PM2000-105............Powermatic Name Plate......................................................................1  
30............ 209-5042.................Pan Head Screw...............................................1/4-20 x 3/8................2  
31............ PM2700-441............Narrow Stripe.......................................................................sold per ft.  
32............ PM2700-440............Wide Stripe ..........................................................................sold per ft.  
37  
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Electrical Connections – Single Phase, 230 Volt  
A1  
1L1  
3L2  
5L3  
13NO  
2T1  
4T2 6T3  
14NO  
A2  
R
R
O
ManAuto  
97 96  
98  
95  
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Preventive Maintenance  
Checklist for Model 15S and 15HH Planers  
[
[
[
[
]
]
]
]
Work area around machine marked off clearly.  
Non-skid floor strips in area where operator normally stands.  
Inspect entire machine for loose bolts, nuts, screws. Tighten and replace as necessary.  
Clean table and cutterhead area, removing sawdust and chips with a soft bristle brush. Remove  
gum and pitch with oven cleaner.  
[
[
]
]
Lubricate appropriate places with a good grade non-hardening grease.  
Clean table surface. If rusted, use paste mixture of household ammonia, a good commercial  
detergent and 000 steel wool. Wash surface down with hot, soapy water, rinse and dry  
thoroughly. Coat surface with talcum powder, rubbing briskly into surface with a clean blackboard  
eraser.  
[
[
[
[
[
]
]
]
]
]
Check blade condition; should be sharp and free of nicks or grooves.  
Check belt condition. Replace as needed. Dress with belt dressing. Check belt tension.  
Check motor for loose wiring and sawdust congestion, pulleys tight and in line.  
Check bearings. Replace any bad or suspect bearings immediately.  
Check leveling of extension tables with main table.  
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WALTER MEIER (Manufacturing), Inc.  
427 New Sanford Road  
LaVergne, TN 37086  
Phone: 800-274-6848  
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