WELDKAR WELDING HELMET
AIRFORCE 980-S TH3PSL
30
3.4 SELF-MONITORING
Press the TEST button to see if it
automatically switches to the dark
state and release it to check whether the
filter returns to the light state.
3.5 COLOUR SETTING CONTROL
Select DIN 9 to 13 based on the welding
welding process you are using by consulting the
“colour chart”. consult the “colour chart”. The
control knob for variable shading is suitable for
adjustment. The welding helmet can also be used
to protect the face during plasma cutting, use
colour DIN 5 to 8. The grind mode DIN 4 prevents
the cassette from darkening automatically before
grinding use.
3.6 SENSITIVITY CONTROL
The sensitivity can be set from low to high
to high by using the steplessly adjustable knob.
The low setting is suitable for for excess ambient
light or with another other welding equipment in
the vicinity. The high setting is suitable for welding
with a low amperage and and welding in areas with
little light, especially light, especially low
amperage during argon arc welding. Selections
between low and high are suitable for most indoor
and outdoor welding operations.
3.7 DELAY CONTROL
When welding stops, the viewing window
automatically changes from dark back to light, but
with a preset delay to compensate. The delay time
can be set from min. (0.1 sec) to max. (1.0 sec),
by a stepless adjustment knob. The minimum delay
is suitable for spot or short welding. The maximum
delay suits heavy current welding and reduces eye
strain on the welding arc. Selections between MIN
and MAX are suitable for most indoor and outdoor
welding operations.
3.8 REPLACE PROTECTIVE GLASS OUTSIDE
Replace the protective glass (outside) if it is damaged
(cracked, scratched or dirty). Remove the old protective
glass by pressing the on the underside of the frame on
the inside of the the welding helmet and pull out the
frame and the cartridge. Take out the protective screen
and remove any remove any protective film before
installing the new one.
3.9 REPLACE PROTECTIVE GLASS INSIDE
Replace the protective glass (inside) if it is damage
(cracked, scratched, pitted or dirty). Place your finger or
or thumb into the recess and bend the inner cover
upwards until it comes off upwards until it detaches
from one side. Then remove any protective film
before installing the new one.
3.10 REPLACING THE BATTERIES
When the low voltage indicator turns red, replace the
batteries. Replace the batteries by removing the
cassette from the mounting from the mounting frame.
The cover plate slides up to the left and top right. Then
remove the cover plate from the batteries and install the
cassette back into the frame.
3.11 CLEANING AND STORAGE
Keep the sensors, solar cell and filter lens clean.
Clean the cassette and helmet using soap solution and a
soft cloth. Do not use solvents or abrasive cleaners.
Switch the product to the gravel mode and put it in a
clean, dry location for storage.
