Teledyne 6750 User Manual download pdf (Page 70)

Maintenance Model 6750

Teledyne Analytical Instruments 58

well as the sample inlet line and submerse all three (3)

lines into D. I. water to completely flush system.

CAUTION: FAILURE TO DO SO MAY RESULT IN ACID BURNS,

CLOGGED REACTOR, ETC. FLUSH FOR 30

MINUTES.

2. Turn off power.

3. Disconnect electrical connectors.

4. Disconnect tubing.

5. Remove thumbnuts holding UV Reactor in—place.

6. Remove UV Lamp (See Figure 5-9).

To clean the UV Reactor Assembly:

1. Run warm water through all tubing until clean.

2. Replace assembly as before.

3. Charge reactor with D. I. water.

4. Recalibrate analyzer.

5.3.8 UV Power Supply

The UV Power Supply (P/N ST15002 for 110 VAC or P/N

ST15000 for 220VAC) is normally checked with another good UV

lamp. If it activates the UV lamp, the UV Power Supply is good. If the

Power Supply is not good, replace the Module (P/N ST15002 for 110

VAC or P/N ST15000 for 220 VAC). See Figure 5-10.

To replace the UV Power Supply:

1. Turn power off.

2. Disconnect UV and main power connectors.

3. Remove power supply mounting screws.

4. Replace power supply.

5. Reverse steps for installation.

6. Recalibrate liquid and span value.

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Teledyne 6750 User Manual Page 70