VEMAG ROBOT HP7C, Operating Instructions Manual, Page: 67 / 94

7. Maintenance
7-11
ROBOT HP7C / HP10C / HP15C / HP17C
© VEMAG 2004
7.8 Quarterly maintenance
7.8.1 Vacuum pump (oil change, screens, gas ballast valve)
Danger!
To prevent injury (burns) do not carry out the following work with the pump
still warm from operation, but wait until the pump has cooled down.
Perform maintenance tasks on the vacuum pump in the following
sequence:
• drain oil
• clean screen on the intake air side
• clean screens on the deoiler side
• clean screens for pipelines (intake and back-suction)
• top up oil
• clean gas ballast valve
The vacuum pump has to be removed to allow these maintenance tasks to
be performed.
• Remove the housing cover on the left-hand side of the machine (outlet
side).
• Disconnect connecting cable (1).
1 Connecting cable
Fig. 7-9
Removing the vacuum
pump
1