3M Speedglas 100 Notice D'instructions page 9

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Replacement of welding fi lter
The welding fi lter can be removed and replaced according to fi gure E:1 -
E:4.
Replacement of inner protection plate
The used inner protection plate is removed as illustrated in fi gure D:1. The
new inner protection plate should be mounted after the protective fi lm is
removed as illustrated in fi gure D:2.
Magnifying lens (accessory) mounting (see fi gure D:3).
Replacement of batteries
The welding fi lter must be removed from the welding shield to access the
battery compartment (see fi gure E:1-E:4). Take out the battery holder (use
a small screwdriver if necessary). Insert new batteries in the battery holder
according to fi gure G:1. Slide the battery holder into the welding fi lter
until it snaps in position. Note that all settings will be reset to the original
manufacturing setting.
Replacement of headband
The headband can be replaced according to fi gure F:1.
CAUTION
The used batteries/worn out product parts should be disposed of according
to local regulations. The welding fi lter should be disposed of as electronic
waste.
Temperature range
The recommended operating temperature range for the product is -5°C to
+55°C. Store in a clean and dry environment, temperature range -30°C to
+70°C and relative humidity less than 90%.
Inspection
The sensors (see fi g A:2) on the welding fi lter must be kept clean and
uncovered at all times for correct function.
To check that the electronics and buttons are working, press the buttons
and the LED indicators will fl ash.
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