VACUUBRAND RC 6 - Manual (Page 36)

page 36 of 59
Under normal operating conditions:
- Check oil level every time before starting the pump.
- Carry out an oil change once aging of the oil is indi-
cated by darker color compared to new oil.
- Carry out oil changes at least once a year.
- Dispose of the used oil, which may be contaminated,
according to all applicable regulations.
If the oil contains small quantities of water/solvent:
+
The oil can be cleaned to a certain extent by operating
the pump for 1 - 2 hours with the inlet line sealed and
the gas ballast valve open.
Oil change procedure
+
Carry out the oil change only after the pump has
reached its normal operating temperature.
➨
Switch off the pump and isolate it from its application.
Ventilate the pump to atmospheric pressure. Discon-
nect the electrical power cord. To vent the oil reservoir,
remove the manometer with its adapter carefully (open
end wrench width 17 mm). Pay attention to the O-ring!
Do not turn the manometer itself as leaks might be
caused!
+
Choose a suitable pad; oil may drip. Use a suitable
container to catch the oil.
➨
Place a suitable container below the oil out-
let (9).
➨
Remove the oil drain plug (9) below the rat-
ing plate, paying attention to the O-ring.
➨
Tilt the pump slightly and catch the oil in a
suitable container.
+
Dispose of the used oil according to regula-
tions.
➨
Screw in oil drain plug (9) with O-ring.
➨
Screw in manometer with O-ring.
➨
To flush the pump, pour in fresh oil (approx. 0.05 quarts
(50 ml)) through the pump inlet (1) (remove separator
if necessary).
(8)
(9)
(1)
(10)