Hach-Lange DR 6000 User Manual - Manual (Page 138)

138
Maintenance
7. Connect the power cable to the instrument and connect any
other devices.
8. Reset the lamp history, section 6.7.8, page 130 .
7.2.3 Change deuterium lamp (UV)
1. Remove the connector for the deuterium lamp from its
socket; to do this, press down the safety latch and pull the
connector toward the right (
Figure 8 step 1).
2. Loosen the two attachment screws for the deuterium lamp
with a cross-head screwdriver ( Figure 8 step 2).
3. Use the cable to lift and remove the deuterium lamp from the
lamp compartment ( Figure 8 step 3). The entire unit
including cable and attachment screws is discarded.
Figure 8 Change deuterium lamp
To fit a new lamp carry out the procedure in reverse.
1. Hold the deuterium lamp by the cables and insert into the
lamp holder carefully from above.
2. Hand tighten the two attachment screws.
C A U T I O N
Burn hazard.
Wait until the lamp cools down. Contact with the hot lamp can cause
burns.
D A N G E R
Risk of electric shock
Disconnect the instrument from the power source before the lamp
replacement procedure is commenced and until the lamp replacement
procedure is complete.
N O T I C E
Only hold lamp at lamp holder. Avoid touching the glass, as
substances on the skin can bake onto the lamp bulb and thus
accelerate the ageing process of the lamp.
If the glass has been touched, clean with alcohol.