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Maintenance
4
Figure 86. Hollow cathode lamp mount
5
D
2
The D
need to replace D
certified personnel for advice.
WARNING
Hot Surface.
The D
To prevent skin burns, allow the assembly to cool down before removing.
CAUTION
Do not handle the D
hands.
To change a D
1
2
3
4
5
124
Press and hold the white button on the underside of the socket to release the
lamp.
Gently remove the lamp from the socket and release the white button.
lamp
lamp will need changing approximately every 1000 operating hours. If you
2
lamps more frequently you should contact Agilent trained and
2
lamp and its cover become very hot during operation.
2
lamp or hollow cathode lamp optical surfaces with bare
2
lamp:
2
Turn the instrument off and unplug the instrument from the power source.
Allow time for the D
Remove the hollow cathode lamp in position 1 if fitted.
Undo the thumbscrew at the top of the D
Lift the lamp assembly up and out from the lamp compartment using the two
lamp alignment screws.
lamp and housing to cool.
2
Agilent 55B AA Spectrometer User's Guide
lamp compartment.
2
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