Harbor Freight Tools Air Compressor 93351 User Manual

2.5 HP AIR COMPRESSOR  
29 GALLON CAPACITY  
Model 93351  
ASSEMBLY AND OPERATING INSTRUCTIONS  
WARNING!  
Your Warranty Is Voided If:  
A. You do not put compressor oil in the Compressor’s crankcase prior to its first use.  
Before each use, check the oil level. Never run the Compressor with low or no compres-  
sor oil. Running the Compressor with low or no oil will permanently damage the unit.  
B. You use an extension cord with the Air Compressor.  
Connect the Air Compressor’s Power Cord Plug directly to the nearest 120 volt, grounded,  
electrical outlet. If necessary, attach a longer air hose to the Compressor.  
C. You drop the Air Compressor.  
Do not lift the Air Compressor using its Handle.  
Do to continuing improvements,  
actual product may differ slightly  
from the product described herein.  
®
3491 Mission Oaks Blvd., Camarillo, CA 93011  
TO PREVENT SERIOUS INJURY,  
READ AND UNDERSTAND ALL WARNINGS  
AND INSTRUCTIONS BEFORE USE.  
Copyright© 2005 by Harbor Freight Tools®. All rights reserved. No portion of this  
manual or any artwork contained herein may be reproduced in any shape or form  
without the express written consent of Harbor Freight Tools.  
For technical questions, please call 1-800-444-3353.  
Cover Revised 05/06  
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ELECTRICAL SAFETY  
1.  
Grounded tools must be plugged into an outlet properly installed and  
grounded in accordance with all codes and ordinances. Never remove  
the grounding prong or modify the plug in any way. Do not use any  
adapter plugs. Check with a qualified electrician if you are in doubt as to  
whether the outlet is properly grounded. If the tools should electrically malfunc-  
tion or break down, grounding provides a low resistance path to carry electricity  
away from the user.  
5.  
6.  
Double insulated tools are equipped with a polarized plug (one blade is wider  
than the other). This plug will fit in a polarized outlet only one way. If the plug  
does not fit fully in the outlet, reverse the plug. If it still does not fit, contact  
a qualified electrician to install a polarized outlet. Do not change the plug  
in any way. Double insulation  
eliminates the need for the three wire grounded  
power cord and grounded power supply system.  
Avoid body contact with grounded surfaces such as pipes, radiators, ranges,  
and refrigerators. There is an increased risk of electric shock if your body is  
grounded.  
7.  
8.  
Do not expose power tools to rain or wet conditions. Water entering a power  
tool will increase the risk of electric shock.  
Do not abuse the Power Cord. Never use the Power Cord to carry the tools or  
pull the Plug from an outlet. Keep the Power Cord away from heat, oil, sharp  
edges, or moving parts. Replace damaged Power Cords immediately. Dam-  
aged Power Cords increase the risk of electric shock.  
PERSONAL SAFETY  
9.  
Stay alert. Watch what you are doing, and use common sense when operat-  
ing a power tool. Do not use a power tool while tired or under the influence  
of drugs, alcohol, or medication. A moment of inattention while operating power  
tools may result in serious personal injury.  
10.  
Dress properly. Do not wear loose clothing or jewelry. Contain long hair.  
Keep your hair, clothing, and gloves away from moving parts. Loose clothes,  
jewelry, or long hair can be caught in moving parts.  
11.  
12.  
Avoid accidental starting. Be sure the ON/OFF Knob (86) is off before plug-  
ging in. Plugging in power tools with the ON/OFF Knob on, invites accidents.  
Remove adjusting keys or wrenches before turning the power tool on. A wrench or  
a key that is left attached to a rotating part of the power tool may result in personal  
injury.  
SKU 93351  
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13.  
14.  
Do not overreach. Keep proper footing and balance at all times. Proper footing  
and balance enables better control of the power tool in unexpected situations.  
Use safety equipment. Always wear eye protection. Always wear  
ANSI approved safety impact goggles when using this product. Hearing  
protection must be used for appropriate conditions.  
TOOL USE AND CARE  
15.  
Use clamps (not included) or other practical ways to secure and support  
the workpiece to a stable platform. Holding the work by hand or against your  
body is unstable and may lead to loss of control.  
16.  
17.  
Do not force the tool. Use the correct tool for your application. The correct  
tool will do the job better and safer at the rate for which it is designed.  
Do not use the power tool if the ON/OFF Knob (86) does not turn it on or off.  
Any tool that cannot be controlled with the Power Switch is dangerous and must  
be replaced.  
18.  
Disconnect the Power Cord Plug from the power source before making any  
adjustments, changing accessories, or storing the tool. Such preventive safety  
measures reduce the risk of starting the tool accidentally.  
19.  
20.  
Store idle tools out of reach of children and other untrained persons. Tools  
are dangerous in the hands of untrained users.  
Maintain tools with care. Keep cutting tools sharp and clean. Properly main-  
tained tools with a sharp cutting edge are less likely to bind and are easier to control.  
Do not use a damaged tool. Tag damaged tools “Do not use” until repaired.  
21.  
22.  
Check for misalignment or binding of moving parts, breakage of parts, and any  
other condition that may affect the tool’s operation. If damaged, have the tool  
serviced before using. Many accidents are caused by poorly maintained tools.  
Use only accessories that are recommended by the manufacturer for your  
model. Accessories that may be suitable for one tool may become hazardous  
when used on another tool.  
SERVICE  
23.  
24.  
Tool service must be performed only by qualified repair personnel. Service  
or maintenance performed by unqualified personnel could result in a risk of injury  
When servicing a tool, use only identical replacement parts. Follow in-  
structions in the “Inspection, Maintenance, And Cleaning” section of this  
manual. Use of unauthorized parts or failure to follow maintenance instructions  
may create a risk of electric shock or injury.  
SKU 93351  
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SPECIFIC SAFETY RULES  
1.  
WARNING! Your Warranty is voided if:  
a. You do not put compressor oil in the Compressor’s crankcase prior to its  
first use. Before each use, check the oil level. Never run the Compressor  
with low or no compressor oil. Running the Compressor with low or no  
oil will permanently damage the unit.  
b. You use an extension cord with the Air Compressor. Connect the Air  
Compressor’s Power Cord Plug directly to the nearest 120 volt, grounded,  
electrical outlet. If necessary, attach a longer air hose to the Compressor.  
c. You drop the Air Compressor. Do not lift the Air Compressor using its  
Handle.  
2.  
3.  
This Air Compressor may require a dedicated electrical circuit, as the amper-  
age draw under full load combined with use of any other item may overload  
your circuit.  
Maintain labels and nameplates on the Air Compressor. These carry important  
information. If unreadable or missing, contact Harbor Freight Tools for a replace-  
ment.  
4.  
5.  
Always wear ANSI-approved safety impact eye goggles when assembling and  
using the Air Compressor.  
Maintain a safe working environment. Keep the work area well lit. Make sure  
there is adequate surrounding workspace. Always keep the work area free of ob-  
structions, grease, oil, trash, and other debris.  
6.  
DANGER! This Air Compressor is NOT equipped and should not be used “as is”  
to supply breathing quality air. For any application of air for human consumption,  
you must fit the Air Compressor with suitable inline safety and alarm equipment  
(not included). This additional equipment is necessary to properly filter and purify  
the air to meet minimal specifications for Grade D breathing as described in Com-  
pressed Gas Association Commodity Specification G 7.1-1966, OSHA 29 CFR  
1910. 134, and/or Canadian Standards Associations (CSA). In the event the Air  
Compressor is used for the purpose of breathing air application and proper inline  
safety and alarm equipment is not simultaneously used, existing warranties are void,  
and Harbor Freight Tools disclaims any liability whatsoever for any loss, personal  
injury, or damage.  
7.  
DANGER! Never attempt to repair or modify the Tank (50). Welding, drilling, or  
any other modification will weaken the Tank resulting in damage from rupture or  
explosion. Always replace worn, cracked, or damaged Tanks.  
SKU 93351  
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8.  
WARNING! Never use plastic (PVC) pipe for compressed air. Serious injury or death  
could result. Any tube, pipe, or hose used must have a pressure rating higher than  
150 PSI. Minimum recommended pipe size: Up to 50 feet long use 1/2” diameter.  
Greater than 50 feet use 3/4” diameter. Larger diameter pipe is always better.  
9.  
This Air Compressor is not designed for outdoor use.  
10.  
WARNING! This Air Compressor is extremely top heavy. The unit must be bolted  
to the floor with isolation pads (not included) or secured with a wall cable (not in-  
cluded) before operating to prevent equipment damage, injury, or death.  
(See Illustration Below.)  
WALL CABLE  
WALL CABLE  
(NOT INCLUDED)  
(NOT INCLUDED)  
ISOLATION PAD  
ISOLATION PAD  
(NOT INCLUDED)  
(NOT INCLUDED)  
11.  
12.  
Make sure all tools and equipment used with the Air Compressor are rated to  
the appropriate capacity. Do not use any tool or equipment that does not operate  
from 85 PSI to 110 PSI.  
Drain the Air Compressor every day. Do not allow excessive moisture to build  
up inside the Air Compressor’s Tank.  
13.  
14.  
Avoid injury. Never direct the Air Outlet Valve at people or animals.  
Do not alter or remove the SafetyValve (67). Do not open the Pressure Switch  
Box (66).  
15.  
16.  
Do not handle the ON/OFF Knob (86) or Power Cord Plug with wet hands.  
Make sure the Air Compressor is located on a flat,level,sturdy surface capable  
of supporting the weight of the Compressor, operator(s), and any additional  
tools and equipment.  
17.  
18.  
Keep all electrical connections dry and off the ground.  
Industrial applications must follow OSHA guidelines.  
REV 05/06  
SKU 93351  
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19.  
20.  
21.  
22.  
23.  
Never stand on the Air Compressor. Serious injury could result if the Compres-  
sor is tipped.  
Never leave the Air Compressor unattended when it is plugged in and running.  
Turn off the Compressor, and unplug the unit before leaving.  
Do not allow children and other unauthorized people to handle or play with  
the Air Compressor.  
Always turn off the Air Compressor and unplug it from its electrical outlet  
before performing any inspection, maintenance, or cleaning.  
WARNING! This product contains brass, which is a chemical known to the State of  
California to cause cancer and birth defects and other reproductive harm. (California  
Health & Safety Code 25249.5, et seq.)  
24.  
25.  
WARNING! People with pacemakers should consult their physician(s) before using  
this product. Operation of electrical equipment in close proximity to a heart pace-  
maker could cause interference to or failure of the pacemaker.  
WARNING! The warnings and cautions discussed in this manual cannot cover all  
possible conditions and situations that may occur. It must be understood by the  
operator that common sense and caution are factors which cannot be built into this  
product, but must be supplied by the operator.  
SAVE THESE INSTRUCTIONS  
To extend the life of your tools and equipment, it is recommended that you  
install an oiler and water filter inline with the air output line of the Air Compressor.  
(See Figure A.)  
REGULATOR  
OILER  
WATER  
FILTER  
FIGURE A  
SKU 93351  
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GROUNDING  
WARNING!  
Improperly connecting the grounding wire can result in the risk of electric shock.  
Check with a qualified electrician if you are in doubt as to whether the outlet is  
properly grounded. Do not modify the power cord plug provided with the tool.  
Never remove the grounding prong from the plug. Do not use the tool if the power  
cord or plug is damaged. If damaged, have it repaired by a service facility before  
use. If the plug will not fit the outlet, have a proper outlet installed by a qualified  
electrician.  
GROUNDED TOOLS:TOOLS WITH THREE PRONG PLUGS  
1.  
Tools marked with “Grounding Required” have a three wire cord and three prong  
grounding plug. The plug must be connected to a properly grounded outlet. If  
the tool should electrically malfunction or break down, grounding provides a low  
resistance path to carry electricity away from the user, reducing the risk of elec-  
tric shock. (See Figure B, next page.)  
2.  
3.  
The grounding prong in the plug is connected through the green wire inside the  
cord to the grounding system in the tool. The green wire in the cord must be the  
only wire connected to the tool’s grounding system and must never be attached  
to an electrically “live” terminal. (See Figure B.)  
Your tool must be plugged into an appropriate outlet, properly installed and  
grounded in accordance with all codes and ordinances. The plug and outlet  
should look like those in the following illustration. (See Figure B.)  
THIS PRODUCT  
USES A  
3-PRONG PLUG  
120 VOLT,  
GROUNDED,  
ELECTRICAL OUTLET  
FIGURE B  
SKU 93351  
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DOUBLE INSULATED TOOLS:TOOLS WITH TWO PRONG PLUGS  
4.  
5.  
Tools marked “Double Insulated” do not require grounding. They have a special  
double insulation system which satisfies OSHA requirements and complies with  
the applicable standards of Underwriters Laboratories, Inc., the Canadian  
Standard Association, and the National Electrical Code. (See Figure C.)  
Double insulated tools may be used in either of the 120 volt outlets shown in the  
following illustration. (See Figure C.)  
120 VOLT,  
GROUNDED,  
ELECTRICAL OUTLET  
120 VOLT,  
GROUNDED,  
ELECTRICAL OUTLET  
FIGURE C  
SYMBOLOGY  
Double Insulated  
Canadian Standards Association  
Underwriters Laboratories, Inc.  
Volts Alternating Current  
Amperes  
V~  
A
No Load Revolutions per Minute (RPM)  
n xxxx/min.  
0
SKU 93351  
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UNPACKING  
When unpacking, check to make sure all the parts shown on the Parts List on page 17  
are included. If any parts are missing or broken, please call Harbor Freight Tools at the  
number shown on the cover of this manual as soon as possible.  
ASSEMBLY INSTRUCTIONS  
CAUTION! Always make sure the ON/OFF Switch (86) of the Air  
Compressor is in its “OFF” position and the unit is unplugged from its electrical  
outlet prior to assembling the Compressor or making adjustments to the unit.  
To Attach The Handle And Wheels:  
1.  
To attach the Handle (50A) to the Tank (50) of the Air Compressor, align the two  
mounting holes in the Handle with the two mounting holes in the Tank. Secure  
the Handle to the Tank, using the two Lock Knobs (50B). (See Figure E.)  
2.  
To Attach the two Wheels (53) to the Tank (50) of the Air Compressor, insert a  
Wheel (53) on each end of an Axle (53A). Secure the Wheels to the Axles, using  
two Retaining Rings (54), then two Bolts (93). (See Figure E.)  
FIGURE E  
HANDLE (50A)  
LOCK KNOB (50B)  
AXLE (53A)  
LOCK KNOB (50B)  
AXLE (53A)  
WHEEL (53)  
BOLT (93)  
WHEEL (53)  
BOLT (93)  
RETAINING RING (54)  
RETAINING RING (54)  
REV 05/06  
SKU 93351  
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To Fill The Crankcase With Compressor Oil:  
1.  
Make sure to put compressor oil (not included) in the Compressor’s crank-  
case prior to its first use. Before each subsequent use, check the oil level.  
Never run the Compressor with low or no compressor oil. Running the Compres-  
sor with low or no oil will permanently damage the unit.  
Note: Crankcase oil capacity is 25.3 ounces (750 ml). (See Figure F.)  
2.  
3.  
The Oil Sight Glass (72) is used to determine if oil is needed. The oil level should  
always be at the maximum level (at the red line on the Glass). (See Figure F.)  
To ll the crankcase with oil, unscrew and remove the Oil Breather Cap (78). Add  
a premium quality compressor oil into the oil fill hole until the level of oil reaches  
the red line on the Oil Sight Glass (72). Do not overfill. Then thread the Oil  
Breather Cap back into the oil fill hole, taking care not to strip the plastic threads  
on the Oil Breather Cap. (See Figure F.)  
OIL BREATHER CAP  
(78)  
OIL FILL HOLE  
OIL SIGHT GLASS  
(72)  
FIGURE F  
OPERATING INSTRUCTIONS  
1.  
Check to make sure the Tank’s Drain Valve (59), located at the bottom of the  
Tank (50), is fully closed. (See Figure I.)  
2.  
3.  
Turn the Air Outlet Valve (69) to its closed position. (See Figure G, next page.)  
Connect an air hose (not included) to the Air Outlet Valve (69). Then, connect  
the other end of the air hose to the pneumatic tool (not included) that is to be  
used. (See Figure G.)  
SKU 93351  
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4.  
5.  
6.  
7.  
Make sure the ON/OFF Switch (86) is in its “OFF” (down) position.  
(See Figure G.)  
Plug the Power Cord Plug (64) of the Air Compressor into the nearest 120 volt,  
grounded, electrical outlet.  
Pull up on the ON/OFF Knob (86) to turn on the Air Compressor.  
(See Figure G.)  
While the Air Compressor is running, allow sufficient time for the Tank Pressure  
Gauge (65) to reach at least 85 PSI before using the Compressor.  
(See Figure G.)  
8.  
9.  
Once the Tank Pressure Gauge (65) reaches at least 85 PSI, turn the Air Outlet  
Valve (69) to its open position to allow air to the pneumatic tool. (See Figure G.)  
If necessary, adjust the tool Pressure Regulator (70) to provide the PSI (between  
85 PSI and 110 PSI) required for the pneumatic tool. Do not exceed 110 PSI.  
To increase air pressure to the pneumatic tool, turn the Pressure Regulator  
clockwise. To decrease air pressure to the pneumatic tool, turn the Pressure  
Regulator counterclockwise. (See Figure G.)  
10.  
NOTE: The Safety Valve (67) is used when decompression is needed quickly  
and efficiently. Before using the safety valve, always put on ANSI approved eye  
and ear protection; the sudden decompression is loud. To decompress the air  
pressure in the Tank (50), press down on the ON/OFF Knob (86) to turn off the  
Air Compressor. While wearing hearing protection, pull out on the Safety Valve to  
immediately release air pressure from the Tank. (See Figure G.)  
FIGURE G  
ON/OFF KNOB (86)  
PRESSURE SWITCH BOX (66)  
AIR OUTLET VALVE (69)  
(CONNECT AIR HOSE HERE)  
PRESSURE REGULATOR  
(70)  
TANK PRESSURE GAUGE  
(65)  
TANK (50)  
SAFETY VALVE (67)  
SKU 93351  
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11.  
IMPORTANT: The Circuit Breaker (31) will “trip” if an over-current condition is  
sensed by the Breaker, stopping the motor. If this occurs, press down on the  
ON/OFF Knob (86) to turn off the Air Compressor. Wait until the Compressor  
cools completely to avoid burns. Pull out on the Safety Valve (67) to release air  
pressure from the Tank to ease restarting. Then press the Circuit Breaker  
button to reset it, and pull up on the Pressure Switch to restart the Air  
Compressor. (See Figure H.)  
CIRCUIT BREAKER  
(31)  
FIGURE H  
12.  
13.  
When finished using the pneumatic tool, press down on the Pressure Switch (66)  
to turn off the Air Compressor and unplug the unit’s Power Cord Plug (64) from its  
electrical outlet. (See Figure G.)  
While wearing hearing protection, pull out on the Safety Valve (67) to release air  
pressure from the Tank. Then, turn the Air Outlet Valve (69) to its closed position.  
Always wear ANSI approved eye and ear protection; sudden decompression is  
loud. (See Figure G.)  
14.  
Squeeze the trigger on the pneumatic tool to release any remaining air pressure  
from the tool. Then disconnect the air hose from the tool, and store the tool in a  
clean, dry, safe location out of reach of children.  
15.  
16.  
Disconnect the other end of the air hose from the Compressor’s Air Outlet Valve  
(69), and store the air hose in a clean, dry, safe location out of reach of children.  
Allow the Air Compressor to completely cool. Then store the unit in a clean, dry,  
safe location out of reach of children.  
SKU 93351  
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INSPECTION, MAINTENANCE, AND CLEANING  
1.  
2.  
WARNING! Make sure the ON/OFF Knob (86) of the Air Compressor is  
in its “OFF” position and the unit is unplugged from its electrical outlet before  
performing any inspection, maintenance, or cleaning procedures.  
Before each use, inspect the general condition of the Air Compressor. Check for  
loose screws, misalignment or binding of moving parts, cracked or broken parts,  
damage electrical wiring, loose air fittings, and any other condition that may affect  
the safe operation of the Compressor. If abnormal noise or vibration occurs, have  
the problem corrected before further use. Do not use damaged equipment.  
3.  
4.  
Before each use, Check the oil level in the Air Compressor. If necessary, ll the  
crankcase of the Compressor with the proper amount of oil. (See Figure F.)  
Daily, purge the Tank (50) of all air and moisture to prevent corrosion. To do so,  
slowly and carefully unscrew (no more than four threads) the Drain Valve (59)  
until the compressed air and condensation begins to be released from the Tank.  
Allow sufficient time for all of the air and condensation to escape from the Tank.  
Then, firmly retighten the Drain Valve. (See Figure I.)  
BOTTOM  
OF TANK  
(50)  
FIGURE I  
DRAIN VALVE (59)  
5.  
6.  
Every 100 hours of use, clean the Air Filter (85) with a mild solvent. Then, dry  
and reattach the Air Filter. NOTE: If necessary, replace the Air Filter if it is too  
dirty to properly clean. (See Figure J, next page.)  
Every 500 hours or 12 months, replace the old compressor oil with new oil. To  
do so, unscrew and remove the Flange Head Bolt (20) located at the bottom of  
the crankcase (15). Allow the old oil to drain from the crankcase into a proper  
receptacle. Once drained, replace the Flange Head Bolt. Then, refill the  
crankcase to its proper oil level. (See Assy. Diagram.)  
7.  
To clean, wipe with a damp cloth, using a mild detergent or mild solvent.  
REV 05/06  
SKU 93351  
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8.  
9.  
When storing, always store the Air Compressor in a clean, dry, safe location out  
of reach of children and other unauthorized people.  
CAUTION! All maintenance, service, or repairs not mentioned in this  
manual must only be performed by a qualified service technician.  
AIR FILTER (85)  
FIGURE J  
PLEASE READ THE FOLLOWING CAREFULLY  
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY  
DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER OR  
DISTRIBUTOR MAKES ANY REPRESENTATION ORWARRANTY OF ANY KINDTOTHE BUYERTHAT HE  
OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT. IN FACT, THE MANUFACTURER  
AND/OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS  
SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS, AND NOT BY THE BUYER.  
THE BUYER ASSUMES ALL RISKS AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE  
ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO, OR ARISING OUT OF HIS OR HER  
INSTALLATION OF REPLACEMENT PARTS THERETO.  
SKU 93351  
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TROUBLESHOOTING  
Problem  
Possible Solutions  
Air Compressor does not start.  
Make sure the ON/OFF Knob (86) is in its “ON” (up) position.  
Make sure the Power Cord/Plug (64) is undamaged and plugged into  
a working 120 volt, grounded, electrical outlet.  
Check to see if the Circuit Breaker (31) has “tripped”. If necessary,  
allow the Compressor to completely cool. Then, reset the Circuit  
Breaker.  
Pull the Safety Valve (67) to release air pressure from the Tank (50)  
to allow for easier starting.  
Make sure the Air Filter (85) is clean and not blocking air flow.  
Check to see if the Circuit Breaker (31) has “tripped”.  
Air Compressor automatically  
shuts down.  
If necessary, allow the Compressor to completely cool. Then, reset  
the Circuit Breaker.  
Make sure the Compressor is plugged into a dedicated circuit with  
no other items sharing the electrical outlet.  
Check to make sure the oil level in the Compressor is at its proper  
level to prevent overheating.  
Make sure the Air Filter (85) is clean and not blocking air flow.  
Make sure the Drain Valve (59) is completely closed.  
Air Compressor does not build  
up adequate air pressure in its  
Tank.  
Make sure the Safety Valve (67) is completely closed.  
Make sure the Air Outlet Valve (69) is completely closed.  
Make sure the Air Filter (85) is clean and not blocking air flow.  
Check all air fittings and connections for leaks.  
Air Compressor does not pro-  
Verify that this compressor is of sufficient capacity to provide ad-  
vide required air pressure to the equate airflow (CFM) to the tool.  
pneumatic tool.  
Make sure the Air Outlet Valve (69) is completely open.  
Increase air pressure to the pneumatic tool by turning the Pressure  
Regulator (70) clockwise.  
Check for obstructions, sharp bends, and leaks in the air hose con-  
necting the Compressor to the pneumatic tool.  
Check all air fittings and connections for leaks.  
Air requirement of the tool exceeds the compressor’s capacity. See  
CFM output on page 2.  
SKU 93351  
For technical questions, please call 1-800-444-3353.  
Page 16  
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PARTS LIST  
Part  
1
Description  
Hex Bolt  
Qty.  
4
4
4
1
1
1
2
1
1
1
1
2
1
2
1
1
1
1
1
1
4
1
1
1
1
2
2
2
2
2
2
1
1
1
1
1
Part  
Description  
Qty.  
1
Part  
Description  
Qty.  
1
2
2
2
2
2
1
1
1
1
2
1
1
1
1
1
6
6
1
1
1
2
4
1
2
2
1
1
1
1
1
2
1
1
2
36B Motor Rotor Assy.  
37 Bearing  
59 Drain Valve  
60 Hex Bolt  
1A Spring Washer  
1B Flat Washer  
1
38 Wave Washer  
1
60A Flat Washer  
61 Rubber Foot  
62 Special Washer  
63 Hex Nut  
2
3
4
5
6
7
8
9
Cylinder Head  
Head Washer  
Valve Seat  
39 Motor Back Cover  
40 Pan Head Screw  
41A Starter Switch Sheet  
41B Starter Switch  
1
1
1
Column Pin  
Inlet Valve Plate  
Upper Gasket  
Cylinder  
1
64 Power Cord  
65 Tank Pressure Gauge  
66 Pressure Switch Box  
67 Safety Valve  
68 Connector  
41C Pan Head Screw/Nut 1 ea.  
42 Pan Head Screw  
43 Washer  
2
2
1
4
4
1
1
1
2
2
4
4
4
4
4
1
1
2
4
4
4
2
2
2
1
1
1
1
Lower Gasket  
44 Starter Switch Cover  
45 Pan Head Screw  
45A Plastic Washer  
46 Motor Fan  
10A Piston Air Ring  
10B Piston Oil Ring  
11 Retaining Ring  
12 Piston  
69 Air Outlet Valve  
70 Pressure Regulator  
71 Tool Pressure Gauge  
72 Oil Sight Glass  
73 O-Ring  
46A Pan Head Screw  
46B Hex Nut  
13 Piston Pin  
14 Connect Rod  
15 Crankcase  
46C Flat Washer  
47 Retaining Ring  
48 Flange Head Bolt  
48A Flat Washer  
48B Spring Washer  
49 Hex Bolt  
74 Cap Screw  
75 Spring Washer  
76 Front Housing Cover  
77 Seal  
16 Crankshaft  
17 In-Six Angle Bolt  
18 Rubber Washer  
19 O-Ring  
78 Oil Breather Cap  
80 Protection Plate  
81 Cap Screw  
20 Flange Head Bolt  
21 Starting Capacitor  
22 Running Capacitor  
23 Hex Nut  
49A Flat Washer  
50 Tank  
82 Motor Cover  
83 Pan Head Screw  
84 Pan Head Screw  
85 Air Filter  
50A Tank Handle  
50B Lock Knob  
51 Flat Washer  
51A Spring Washer  
52 Hex Nut  
24 Saw Washer  
25 Flat Washer  
86 ON/OFF Knob  
87 Wrench  
26 Terminal Connector  
27 Nylon Belt  
53 Tank Wheel  
53A Axle  
88 Round Key  
29 Pan Head Screw  
30 Protection Plate  
31 Circuit Breaker  
34 Shaft Oil Seal  
35 Ball Bearing  
36A Motor Stator Assy.  
89 Flat Washer  
90 Hex Nut  
54 Retaining Ring  
55 Exhaust Elbow  
56 Exhaust Tube  
57 Check Valve  
58 Discharge Tube  
91 Washer  
92 Radiator  
93 Hex Bolt  
NOTE: Some parts are listed and shown for illustration purposes only,  
and are not available individually as replacement parts.  
REV 05/06  
SKU 93351  
For technical questions, please call 1-800-444-3353.  
Page 17  
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ASSEMBLY DIAGRAM  
NOTE: Some parts are listed and shown for illustration  
purposes only, and are not available individually as  
replacement parts.  
REV 05/06  
SKU 93351  
For technical questions, please call 1-800-444-3353.  
Page 18  
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