Fig. 33 Lamp Cover; Fig. 34 Lock Ring Of The Lamp Plug; Fig. 35 Screws On The Lamp Socket - Knauer Azura DAD 2.1L Benutzerhandbuch

54
error message is displayed. In addition, the red LED lights up
and the center LED does not light.
Procedure
Deuterium lamp
Next steps Insert a new lamp.
KNAUER
Maintenance and Care
DANGER! Risk of death due to high voltages.
Do not change lamps if the lamp area is not volt-
age-free.
Check the status of the lamps in the software and
on the LEDs.
WARNING! Burn hazard from hot lamp! 
Switch off the lamp meanwhile the device
remains switched on for further 15 minutes, oth-
erwise the lamp can not cool down. 
Afterwards, switch off the device and pull the
power plug.
Process
1. Loosen the screws
1
and of the lamp
2
cover.
2. Remove the lamp
cover.
3. Loosen the lock ring
3 or 4 of the lamp
plug and pull out
the plug.
4. Using the screw-
driver, loosen the
two screws or
5 6
5. Remove the lamp.
DAD 6.1L, DAD 2.1L, MWD 2.1L User Manual V6700, Version 1.0
Figure
Fig. 33 Lamp cover
3
4
Fig. 34 Lock ring of the lamp plug
.
Fig. 35 Screws on the lamp socket
1
2
5
6