Labconco VACUUBRAND HYBRID Rotary Vane Pump 7584000 User Manual
Page 40
Fault
Possible cause
Remedy
❑ Oil leakage.
➨ Oil spilled?
✔ Absorb the oil and dis-
pose of according to reg-
ulations.
➨ Other cause?
✔ Contact local distributor.
❑ High oil consump-
tion.
➨ High inlet pressure?
✔ Normal. Top off oil when-
ever necessary. Install oil
mist filter at outlet.
➨ Operation with gas bal-
last?
✔ Top off oil whenever nec-
essary. Install oil mist filter
at outlet.
➨ Oil level too high?
✔ Lower oil level to mark
”max.”.
❑ Fast aging of the
oil.
➨ Pumping aggressive
gases?
✔ Use suitable oil.
➨ Condensation in the
pump?
✔ Use separator or cold
trap.
➨ Oil mist filter defective? ✔ Replace filter. Check
safety pop valve.
➨ Diaphragm pump does
not reach its pumping
speed?
✔ Perform maintenance of
diaphragm pump.
❑ Pump seized.
➨ Ambient temperature
too high ( > 104 °F
(40°C))?
✔ Provide sufficient ventila-
tion.
➨ None of the above
mentioned causes?
✔ Contact local distributor.