Troubleshooting; Maintenance - Chicago Electric 94337 Assembly And Operating Instructions Manual

1. Irregular Darkening or Dimming
a. Headband has been set unevenly on the two sides of the helmet (unequal distances
from the eyes to the filter's lens).
b. Reset headband to reduce the difference in distances to filter, if necessary.
Auto-Darkening Filter Does Not Darken Or Flickers
2.
a. Helmet was not properly charged before first use.
b. Front Lens Cover is soiled or damaged (change the Lens Cover).
c. Sensors are soiled (clean surface of the sensors).
d. Welding current is too low (increase the delay time, if necessary.
Slow Response
3.
a. Operating temperature is too low (see specification chart, page 2).
Poor Vision
4.
a. Front/Inside Lens Cover and/or filter soiled (change it).
b. Insufficient ambient light.
c. Shade number is incorrectly set (reset shade number).
Welding Helmet Slips
5.
a. Headband is not adjusted properly (must be lowered).
WARNING: You must stop using the Auto-Darkening Welding Helmet
immediately if any of the above-mentioned problems can't be corrected.
REPLACING THE LENS COVER FOR SKU 91212 AND 91214
Replace the Front Lens Cover (2) if it is damaged (cracked, scratched, soiled or
1.
pitted). Refer to the illustration to the right.
a. Remove the Front Lens Cover (2) by gently pulling up the
central part of the Lens.
b. Remove the protection film from both sides of the new Lens
if it comes with the film on. Place the new Lens into the right
position by bending it slightly, enough to fit in between the
tabs at each side of the lens and putting the lens in place.
c. Check and make sure that the Lens is securely installed.
2. Clean the Filter Lens with a clean lint-free tissue or cotton cloth.
3. Don't immerse the lens in water or any other liquid. Never use abrasives, solvents or oil
based cleaners.
4. To remove the Auto-Darkening Filter (3): Open the Spring (15) inside the helmet, remove
the Shade Knob (4), loosen the nut holding the shade dial to the helmet, and remove
the dial and filter. Never try to open the Auto-darkening Filter (3).
5. Storage temperature: -4 to 158° F.
Auto-Darkening
For technical questions, please call 1-800-444-3353.
Welding Helmet

TROUBLESHOOTING

MAINTENANCE

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