31
GB/IE
Using the device
If you turn the darkening control
9
anticlockwise back to "Grind", t
he filter's
auto-darkening feature is once again
deactivated.
Replace UV
fil
ter
For the black version
Press the clip
16
downwards to replace
the UV filter / solar cell. (see Fig. D).
Subsequently you can remove the filter.
To do this press the locking mechanisms
as shown in Fig. G upwards and then
press gently against the filter from the
other side
Then remove the darkening control
9
on the outside of the welding helmet by
simply pulling it and then releasing the
nut located below.
Once you have released the nut from the
thread, you can completely remove the
filter from the welding helmet.
Replace UV
fil
ter
For the version wit
h flames
Press the sliders
18
together to replace
the UV filter / solar cell. (see Fig. E).
Subsequently you can remove the filter.
To do this press the locking mechanisms
as shown in Fig. G upwards and then
press gently against the filter from the
other side
Then remove the darkening control
9
on the outside of the welding helmet by
simply pulling it and then releasing the
nut located below.
Once you have released the nut from the
thread, you can completely remove the
filter from the welding helmet.
Delay setting
You can adjust the delay setting
13
to
configure whether or not the auto-darkening
feature should be switched off immediately
after stopping welding work, depending
on the type of welding work. At the lowest
setting, auto-darkening is switched off
immediately. Turning the control dial further
clockwise towards the highest setting, means
that the darkening function will remain
active for longer after welding work. This
feature is very useful for handling afterglow.
Sensitivity setting
You can use the sensitivity setting
12
to
adjust the light sensitivity of the sensor.
With low incident light, the control can be
adjusted to the highest setting to ensure
that the auto-darkening feature is activated
even for a weak light source. Even with this
additional feature, you can also adjust the
light sensitivity of the sensor to suit your own
personal requirements.
LED light with lowlight sensor
The LEDs
19
integrated in the welding
helmet are controlled with the LED light
switches
14
. First set the required darkening
level. The LED
19
can be manually switched
on by pressing the LED light switch
14
(middle position “ON”).
The welding helmet as a lowlight sensor.
This is activated by switching the LED light
switch
14
to the right position “Auto”. The
lowlight sensor automatically switches the
LED lamp on in dark environments and off
in brightly lit environments. This helps to
illuminate the object being welded in dark
working conditions. The LED light switch
14
should always be switched of (left position
“OFF”) at the end of work and when storing
the welding helmet.
Battery replacement
If the battery charge level is too low you can
replace the batteries. A low battery charge
level is indicated with a red warning light on
the battery display
10
.
In order to open the battery compartment
15
, you must push the lid of the battery
compartment
15
upwards using the
handle (see Fig. B).
Summary of Contents for 345144 2004
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