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Teledyne ML - T100 UV Fluorescence SO2 Analyzer
Instrument Maintenance
06807A(DCNxxxx)
217
5. Take out the components of the assembly: a spring, a sintered filter, two O-rings
and the critical flow orifice.
You may need to use a scribe or pressure from the vacuum port to get the parts out
of the manifold.
6. Discard the two O-rings and the sintered filter.
7. Replace the critical flow orifice.
8. Let the part dry.
9. Re-assemble the parts as shown in Figure 8-2 using a new filter and o-rings.
10. Reinstall the NPT fitting and connect all tubing.
11. Power up the analyzer and allow it to warm up for 60 minutes.
12. Perform a leak check (refer to Section 8.3.6).
8.3.5. CHECKING FOR LIGHT LEAKS
When re-assembled after maintenance, repair or improper operation, the T100 can
develop small leaks around the PMT, allowing stray light from the analyzer
surroundings into the PMT housing. To find light leaks, follow the below procedures:
CAUTION
This procedure must be carried out by qualified personnel, as it must be performed
while the analyzer is powered up and running and its cover removed.
WARNING
RISK OF ELECTRICAL SHOCK
Some operations need to be carried out with the analyzer open and running.
Exercise caution to avoid electrical shocks and electrostatic or mechanical
damage to the analyzer. Do not drop tools into the analyzer or leave those after
your procedures. Do not shorten or touch electric connections with metallic
tools while operating inside the analyzer. Use common sense when operating
inside a running analyzer.
1. Scroll the TEST functions to PMT.
2. Supply zero gas to the analyzer.
3. With the instrument still running, carefully remove the analyzer cover. Take extra
care not to touch any of the inside wiring with the metal cover or your body. Do not
drop screws or tools into a running analyzer!
4. Shine a powerful flashlight or portable incandescent light at the inlet and outlet fitting
and at all of the joints of the sample chamber as well as around the PMT housing.
Summary of Contents for T100
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Page 21: ...21 PART I GENERAL INFORMATION ...
Page 77: ...77 PART II OPERATING INSTRUCTIONS ...
Page 78: ...Getting Started Teledyne ML T100 UV Fluorescence SO2 Analyzer 78 ...
Page 207: ...207 PART III TECHNICAL INFORMATION ...
Page 208: ...208 06807A DCNxxxx ...
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Page 362: ...APPENDIX B T100 Spare Parts List T100 Instruction Manual B 2 068070000 Rev A ...
Page 370: ...APPENDIX D ELECTRONIC SCHEMATICS T100 Instruction Manual D 2 068070000 Rev A ...