Gilson VERITY 1741 User Manual page 33

INStrUCtIONS
1. Disconnect the detector from the power source.
2. Unscrew the four screws and then remove the small cover on the
side of the detector.
3. Disconnect the connectors; pull away the lamp conductors from
the instrument.
Never touch the quartz bulb with bare fingers because fingerprints will irreversibly damage
NOTICE
the lamp after being switched on.
4. Release the screw on the lamp holder using side wrench 5.5 mm.
5. Remove the lamp and insert a new one.
6. after inserting the new lamp, the assembly steps are the same as those when removing, but
in the reverse order.
NOTE
It is recommended to replace the tungsten lamp every time when replacing the deuterium lamp.
NOTICE
Avoid placing lamp cables into the fans space.
7. Enter the full service menu by pressing
up arrow, right arrow, and down arrow buttons in sequence.
partS repLaCeMeNt
8. Select
Menu | Service
tUNGSteN LaMp (W)
and then
VERITY® 1741 UV-VIS DETEcToR
(7), and then pressing the left arrow,
and confirm it.
| USER'S GUIDE 27