Advertisement
Leak Test
Thermo Scientific
Use the following procedure to perform a leak test.
Equipment Required:
Cap
Vacuum Tester with Gauge (with a resolution of .5 in Hg or better)
1. Turn instrument OFF, unplug the power cord.
2. Block the SAMPLE bulkhead on the rear panel with a leak-tight cap.
3. Connect the vacuum tester tool to the EXHAUST bulkhead on the
rear panel.
4. Squeeze trigger until gauge reads to pull in 10 in Hg.
5. 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.
Maintenance
Leak Test
L
5-5
43iQ Instruction Manual
Advertisement
Chapters
