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Teledyne API Model 100AH SO
2
Analyzer Instruction Manual, 02417, Rev. D
CAUTION
Strong UV light Present
Always use safety glasses (plastic glasses will not do)
If the UV LAMP display is lower than 600 mV after peak adjustment, it is recommended that the
lamp be replacd. Most UV lamps with output above 600 mV are still in good condition. UV
LAMP display below 350 mV will cause the instrument to display XXXXX.X.
To adjust the beam splitter assembly:
1. Loosen two screws of the beam splitter assembly. (Refer Figure 10-6)
2. While observing the test measurement value of UV LAMP display, rotate slowly to get
maximum UV lamp reading.
3. Tighten two screws evenly little by little.
To replace the UV filter, proceed as followings:
1. Turn off the instrument’s power and remove the power cord from the instrument.
2. Unplug J4 connector from the motherboard to allow tool access.
3. Remove 4 screws from the lamp cover (refer to Figure 10-9) and remove the cover.
4. Remove 4 screws from the UV filter retainer.
5. Carefully remove the UV filter.
6. Install new UV filter. Handle carefully and do not touch the filter’s surface. UV filter’s wider
ring side should be facing out.
7. Install UV filter retainer and tighten 4 screws.
8. Install the lamp cover. Tighten 4 screws.
9. Plug J4 connector into the motherboard.
10-55