98 Apr-09
Avantes www.avantes.com info@avantes.com
Replacement of Deuterium or Halogen Lamp
Warning: Disconnection of the power cord to the Deuterium Lamp MUST only be done when the
power switch is turned OFF. As the output of the power supply is not galvanically separated from the
line voltage the connecting lead for the Deuterium lamp can carry a voltage >42 V when the power
switch is turned ON.
Warning: During operation the lamp envelope reaches a temperature of approx. 250°C. Should you
intend to change the lamp please wait for at least 20 minutes for cooling before touching the lamp.
The lamp envelope (quartz glass) should not be touched with bare fingers, otherwise lifetime is
severely reduced.
Please follow these instructions for bulb replacement:
1. Disconnect the unit from the mains power supply.
2. Remove both side covers by unclicking.
3. unscrew a total of 4 screws to remove top cover
4. Disconnect the deuterium power connector
5. Dismount the front panel by unscrewing the 4
front screws.
6. Turn the lightsource upside down and carefully
slide out the front panel
7. Unscrew the 2 screws holding the metal ring
around the Deuterium Lamp
8. Take out the Deuterium Lamp, carefull – may be
hot!
9. Replace with new Deuterium Lamp, carefull not
to touch lamp glass with your fingers.
10. Tighten 2 screws around aluminum fixture.
11. Put connector back on board socket.
12. For halogen bulb replacement disconnect 2
screws of halogen lamp fitting.
13. Take out the halogen bulb
14. Replace the halogen bulb with new 5W bulb,
carefull not to touch lamp glass with your
fingers.
15. Tighten 2 screws for halogen lamp fixture.
16. Carefully slide back front panel, take care of wires
not getting pinched.
17. Tigthen 4 screws of front panel
18. turn housing around and put back top cover
19. Tigthen 4 screws of top cover
20. Put back and click in the 2 side panels.
21. Connect mains power supply.
Deuterium
power
connector
Disconnect power before opening housing or replace Fuse.
The installation category for this equipment is Class 2, it is not permitted to
connect equipment to the AvaLight-DHS with a power supply without SELV or
class II qualification.
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