BUSCH Seco SG 0008 A, Installation And Operating Instructions Manual

Page: 11 / 20

Seco SG 0008 A
0870162612 /
190709
page 11
The vacuum pump is blocked Solid foreign matter has entered the vacuum
pump Repair the vacuum pump (Busch service)
Clean the suction line
If necessary additionally provide a filter
The vacuum pump was run in the wrong direc-
tion Repair the vacuum pump (Busch service)
When connecting the vacuum pump make sure
the vacuum pump will run in the correct direc-
tion (
➔
page 6 Installation)
The drive motor is running, but the vacuum
pump stands still The coupling between the drive motor and the
vacuum pump is defective Replace the coupling element (Busch service)
The vacuum pump runs very hot (thermal
protection switch triggers) Insufficient air ventilation Make sure that the cooling of the vacuum
pump is not impeded by dust/dirt
Install the vacuum pump in a narrow space
only if sufficient ventilation is ensured
Ambient temperature too high Observe the permitted ambient temperatures
Temperature of the inlet gas too high Observe the permitted temperatures for the in-
let gas