Maintenance
Leak Test
5-8
42iQTL Instruction Manual
Thermo Scientific
Use the following procedure to perform a leak test.
Equipment Required:
Swage Lock cap (sample port)
Small rubber cap (Perm Dryer filter)
Vacuum Tester with Gauge (with a resolution of .5 in Hg or better)
15.
Turn instrument OFF, unplug the power cord.
16.
Block the SAMPLE bulkhead on the rear panel with a leak-tight cap.
17.
Cap the filter at the end of the Perm Dryer.
18.
Connect the vacuum tester tool to the EXHAUST bulkhead on the
rear panel.
19.
Squeeze trigger until gauge reads to pull in 10 in Hg.
20.
Observe vacuum gauge for stable reading for 5 minutes. If reading
remains at 10 in Hg, no leak is present.
Note
Acceptable leak rate is .5 in Hg over 10 minutes.
▲
Leak Test
Содержание 42iQTL
Страница 1: ...42iQTL Instruction Manual Trace Level NO NO2 NOx Analyzer 119019 00 1April2020 ...
Страница 2: ......
Страница 26: ......
Страница 34: ...Operation Instrument Display 3 8 42iQTL Instruction Manual Thermo Scientific ...
Страница 162: ......
Страница 190: ......
Страница 196: ...Maintenance Pump Rebuilding 5 6 42iQTL Instruction Manual Thermo Scientific Figure 5 2 Pump Rebuilding ...
Страница 212: ...Servicing Fan Replacement 7 8 42iQTL Instruction Manual Thermo Scientific Figure 7 8 Replacing the Fan ...
Страница 229: ...Servicing Power Supply Replacement Thermo Scientific 42iQTL Instruction Manual 7 25 Figure 7 25 Replacing Power Supply ...
Страница 253: ...Servicing DMC Ozonator Thermo Scientific 42iQTL Instruction Manual 7 49 Figure 7 49 Remove Ammonia Scrubber ...
Страница 258: ......
Страница 292: ......
Страница 304: ......
Страница 308: ......
Страница 309: ......