Malfunctions
16
Press "Lamp test" button (-13S1) to check the functionality of all lamps.
7 Malfunctions
If faults occur at the pumping station observe the instructions in the operating manuals of
the installed components.
8 Maintenance
Each pumping station on which maintenance work is to be undertaken must first be
switched off and flooded to atmospheric pressure.
Then allow the pumping station to cool down adequately
8.1 Maintenance intervals and responsibilities
• Carry out the required maintenance on the components of the pumping station in ac-
cordance with the instructions in the individual operating manuals.
• Clarify shorter maintenance intervals for extreme loads or impure processes with
Pfeiffer Vacuum Service.
WARNING
Contamination of parts and operating fluid by pumped media is possible.
Poisoning hazard through contact with materials that damage health.
In the case of contamination, carry out appropriate safety precautions in order to pre-
vent danger to health through dangerous substances.
Decontaminate affected parts before carrying out maintenance work.
NOTE
Disclaimer of liability
Pfeiffer Vacuum accepts no liability for personal injury or material damage, losses or
operating malfunctions due to improperly performed maintenance. The liability and
warranty entitlement expires.
WARNING
Danger of electric shock
The pumping station is only free of voltages when the mains plug has been discon-
nected.
Switch off the master switch and disconnect the mains plug before all work.
Secure against unintentional restarting.
NOTE
Release of the connecting screws between backing and Roots pump because of
vibrations during operation
Roots pump moves and falls down.
Control connecting screws regularly during maintenance work and tighten with a
tightening torque of 40 - 50 Nm.
