Parweld XR935H Guía De Instrucciones página 6

XR935H -
Everyday Light Reactive Welding and Grinding Helmet
REPLACEMENT OF WELDING FILTER
• Prise off the shade adjusting knob from the outside of the helmet and unscrew the locking nut below,
• From inside the helmet push the spring at the bottom of the fi lter down and pull it towards you so that it
clear the location tabs.
• Lift the bottom of the fi lter and pull the fi lter towards you so that it sits on the frame. Now lift the retainer
spring to the upright position then pass the shade potentiometer cable siding the fi lter towards you if
need.
• Once the cable is free the fi lter can be removed.
INSPECTION
• Carefully inspect your Parweld Auto Darkening Welding Filter regularly.
• Cracked, pitted or scratched fi lter glass or cover lenses reduce vision and seriously impair protection.
• These should be replaced immediately to avoid damage to the eyes.
• Inspect the complete helmet frequently and replace any worn or damaged parts.
CLEANING
• Clean the helmet with mild soap and a damp cloth.
• Clean the welding fi lter with clean lint-free tissue or cloth.
• Do not immerse in water.
• Do not use solvents.
FAULT FINDING
IRREGULAR DARKENING
• Headband has been set unevenly so the distance between the eyes and the lens is different from the left
to the right.
AUTO DARKENING FILTER DOES NOT DARKEN OR FLICKERS
• Front cover lens is soiled, clean or replace.
• Photo sensors are dirty, wipe clean with a soft lint-free cloth.
• Welding current is too low, select the slow position on the fi lter and ensure the view of the weld is
unobstructed.
• Change to high sensitivity.
POOR VISION
• Ensure the cover lens and the fi lter cartridge are clean.
• Ensure the shade number is correct and adjust accordingly.
• Ensure ambient light is not too low.
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- ENGLISH