DAD 6.1L/DAD 2.1L/MWD 2.1L user manual V6700, version 3.2
44
Maintenance and Care
Removing the Deuterium or Halogen Lamp
Prerequisites
The device is switched off.
The lamp has cooled down.
Tools
Allen screwdriver, 2.5 mm
Note
If the device is still in operation, the integrated security switch turns off the
lamp automatically on opening the lamp cover. An error message is dis-
played. Additionally, the red LED lights up and the center LED does not
light.
Electric shock
High voltages inside the detector pose a life threatening risk.
Disconnect the power supply before change the lamps.
Check the status of the lamps in the software and on the LEDs.
Burns
Burn hazard from hot lamp. The lamp needs to cool down before removal
or cleaning.
Switch off the lamp meanwhile the device remains switched on for fur-
ther 15 minutes, otherwise the lamp can not cool down.
Afterward cool down, switch off the device and pull the power plug.
Legend
1
deuterium lamp con-
nector
2
halogen lamp connec-
tor (DAD 6.1L)
3
halogen lamp
(DAD 6.1L).
4
deuterium lamp
Fig. 31
overview deuterium lamp and halogen lamp
4
3
1
2
Process
Process
Figure
Deuterium Lamp
1. Loosen the screws
1
and
2
of
the lamp cover.
2. Remove the lamp cover.
Fig. 32
lamp cover
1
2
