Teledyne 6200T - Sulfides Analyzer - Manual (Page 271)

6200T Total Sulfur Analyzer Troubleshooting
Teledyen Analytical Instruments 271
.< 600mV Replace the lamp (Section 12.7.2.6.
Figure 12-15: Location of UV Reference Detector Potentiometer
5. Finger tighten the thumbscrew.
CAUTION - GENERAL SAFETY HAZARD
DO NOT over tighten the thumbscrew, as over-tightening can cause
breakage to the lamp and consequently release mercury into the area.
12.7.2.6. Replacing the UV Lamp
CAUTION - GENERAL SAFETY HAZARD
Do not look at the UV lamp while the unit is operating. UV light can cause
eye damage. Always use safety glasses made from UV blocking material
when working with the UV Lamp Assembly. (Generic plastic glasses are
not adequate).
1. Turn off the analyzer.
2. Disconnect the UV lamp from its power supply.
3. You can find the power supply connector by following the two, white UV Lamp
power supply wires from the lamp to the power supply.
4. Loosen, but do not remove the two UV lamp bracket screws and the large brass
thumbscrew located (refer to Figure 12-13 and Figure 12-14) on the shutter housing
so that the lamp can be moved.
ATTENTION COULD DAMAGE INSTRUMENT AND VOID WARRANTY
DO NOT grasp the UV lamp by its cap when changing its position -
always grasp the main body of the lamp (refer to Figure 12-13) Inattention