WELDING HELMET
AUTO-DARKENING
47996
ASSEMBLY AND OPERATING INSTRUCTIONS
Important: Read and understand the entire manual before using the
welding helmet.
3491 Mission Oaks Blvd., Camarillo, CA 93011
Copyright © 2002 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 and replacement parts, please call 1-800-444-3353
REV 05/05
designed. Do not modify this tool and do not use this tool for a purpose for which it was
not intended.
7.
8.
Dress properly. Do not wear loose clothing or jewelry as they can be caught in moving
parts. Protective, electrically non-conductive clothes and non-skid footwear are
recommended when working. Wear restrictive hair covering to contain long hair.
Use eye and ear protection. Always wear ANSI approved impact safety goggles.Wear
a full face shield if you are producing metal filings or wood chips.Wear an ANSI approved
dust mask or respirator when working around metal, wood, and chemical dusts and mists.
When welding, use the Auto Darkening Welding Helmet.
9.
Do not overreach. Keep proper footing and balance at all times. Do not reach over or
across running machines.
10. Stay alert. Watch what you are doing, use common sense.Do not operate any tool when
you are tired.
11. Check for damaged parts. Before using any tool, any part that appears damaged should
be carefully checked to determine that it will operate properly and perform its intended
function. Check for alignment and binding of moving parts;any broken parts or mounting
fixtures;and any other condition that may affect proper operation.Any part that is damaged
should be properly repaired or replaced by a qualified technician.
12. Replacement parts and accessories. When servicing, use only identical replacement
parts. Use of any other parts will void the warranty. Only use accessories intended for
use with this tool. Approved accessories are available from Harbor Freight Tools.
13. Do not operate tool if under the influence of alcohol or drugs. Read warning labels
on prescriptions to determine if your judgment or reflexes are impaired while taking drugs.
If there is any doubt, do not operate the tool.
14. Maintenance. For your safety, service and maintenance should be performed regularly
by a qualified technician.
Warning:The warnings, cautions, and instructions discussed in this instruction manual
cannot cover all possible conditions and situations that may occur. It must be under-
stood by the operator that common sense and caution are factors which cannot be
built into this product, but must be supplied by the operator.
Helmet Safety Warnings and Precautions
Remove the protective film from both sides of the new cover lens.
1.
2.
3.
Use this helmet for eye and face protection against harmful rays, sparks and splatter
generated during welding and cutting operations.
Always have the clear plastic protection cover over the filter lens. Failure to do so could
result in damage to the filter lens.
The protection cover and lens in this helmet are breakable. They will not protect against
some impact hazards, such as fragmenting grinding wheel, abrasive discs fragments, or
corrosive liquids. Machine guards or other devices must be used where these hazards
exist.
4.
Before each use, inspect the helmet and lens carefully.Cracked or scratched filter lenses
or clear plates impair vision and seriously reduce light filtering and impact protection.
SKU 47996
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Repair or replace damaged components immediately. Replace the two AAA backup
batteries often.
5.
6.
Be sure the welding filter shade setting is correct for your application.
Test the helmet auto-darkening filter lens before welding.While wearing the helmet, briefly
strike an arc, keeping your face and eyes turned slightly away from the arc, and to one
side. The lens should darken even when not directly facing the arc. If it does not darken
after repeated tests, replace the lens filter.
7.
8.
Impact resistant eye protection such as safety glasses or goggles must be worn at all
times when using this helmet.Wear ear protection.
Avoid exposing the Auto Darkening Lens unit to high temperature.
WARNING:This product is used with welding or similar applications that produce
chemicals known to the State of California to cause cancer and birth defects (or
other reproductive harm).
(California Health & Safety Code 25249.5 et seq.)
Unpacking
When unpacking, check to make sure the following parts are included: Welding Helmet
with Filter Lens. If any parts are missing or broken, please call Harbor Freight Tools at the
number on the cover of this manual as soon as possible.
Operation
WARNING: Do not use the Auto Darkening Welding Helmet if the lens does not auto-
darken. Severe eye damage or blindness can occur when welding. Always verify that
the helmet is functioning before use. Remove the backup batteries and check monthly
with a multimeter that each one is 1.5 volts. Replace batteries every three months whether
they are good or not.
REV 03/04
REV 05/04
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Page 4
WARNING:This Helmet does not provide protection for LASER AND OXYHYDROGEN
welding.
1.
2.
3.
4.
5.
6.
Verify that the batteries are good.
Turn the helmet over and adjust the Shade Knob to the desired shade (9 ~ 13).
Push the Switch Button to turn the lens on and open the window.
Adjust the helmet Side Knobs for a proper fit. Tighten the Lens Clamp Screws.
Put on a pair of safety glasses first, then the helmet.
While looking to one side, strike an arc briefly (see # 6 above).
Check to see if the welding filter lens went dark. If it did, the auto-darkening function is
working. Continue arc welding. When finished, the lens filter will turn off automatically.
Maintenance
Replacing Batteries
1.
2.
Turn the Helmet over to expose the inside.
Remove the Battery Cover. Lift the right side of the battery cover and pop it out.
Shade Control
On / Off Button
AAA Battery Compartment
Battery Compartment Cover
3.
4.
Remove two batteries from the battery compartment.
Place both new batteries negative side (left) into the battery compartment.
The batteries should be completely clean of grease and dirt.
5.
Replace the Battery Compartment Cover, left side first, then push in the right side until
it snaps into place.
General
1.
2.
Use a clean, soft cloth to clean the Lens Filter. Do not use water or cleaning liquids.
Store the helmet in a cool and dry location.
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Page 5
Replacing the Lens Cover
Lift the Lens Cover and remove the clear plastic. Replace it when it becomes scratched,
cracked, or pitted, and cannot be cleaned.
Removing the Lens
1.
2.
Turn the Helmet over to view the Lens from the inside.
Unscrew the two Lens Unit Screw Clamps (10). Pull it out from the inside.
Troubleshooting
The following lists possible causes for non operation:
1.
2.
3.
4.
5.
6.
Batteries are not inserted correctly.
Battery Cover not completely secure.
Batteries are dead.
On / Off Button was not pressed on.
Solar Cells are damaged. Replace Lens Filter unit.
Lens Filter is cracked. Replace Lens Filter unit.
Parts List
Item #
Description
Front Cover Protective Lens
Auto Darkening Lens Unit
Helmet Shell
Qty
1
1
2
1
3
1
4
Headband
1
5
Knob
1
6
Round Washer
1
7
Metal Washer
2
8
Limitation Washer
Hinge Screw
1
9
2
10
Lens Unit Screw Clamps
2
NOTE:Some parts are listed and shown for illustration purposes
only and are not available individually as replacement parts.
PLEASE READTHE FOLLOWING CAREFULLY
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDEDTHE PARTS DIAGRAM INTHIS MANUAL
AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER NOR DISTRIBUTOR MAKES ANY
REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO
MAKE ANY REPAIRSTOTHE PRODUCT ORTHAT HE OR SHE IS QUALIFIEDTO REPLACE ANY PARTS
OFTHE PRODUCT. IN FACT,THE MANUFACTURER AND/OR DISTRIBUTOR EXPRESSLY STATESTHAT
ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED
TECHNICIANS AND NOT BYTHE BUYER.THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT
OF HIS OR HER REPAIRSTOTHE ORIGINAL PRODUCT OR REPLACEMENT PARTSTHERETO, OR ARISING
OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTSTHERETO.
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Page 6
Assembly Drawing
(3)
(2)
(10)
(4)
(1)
(7)
(9)
(5)
(6)
(9)
(5)
(7)
(8)
(9)
(9)
(8)
(7)
(7)
(5)
(5)
(6)
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