32
Annual Inspection
EN
8.7
Vacuum Pump Operational Test
This test is not designed as a performance test to measure the vacuum pressure
but only to assess if vacuum pumps are operational.
1. If Basic Function Tests 8.3 to 8.5 have been conducted, skip to step 2. If not,
see Basic Function Tests 8.4 steps 1 to 9.
2. Check canisters to be sure at least one port is open.
3. Press the
Pause/Resume
button.
4. Place a finger adjacent to one or both of the gold exhaust ports (Fig. 8-4,
(1)
)
on the back of the pump and feel for air flow.
Record results in the test log in Section 15.1. Test is successful if air flow is ob-
served.
Fig. 8-4
Vacuum pump exhaust ports
(1)
(1)
