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5.3 Filling Oil
WARNING
The vacuum pump is underfilled with oil.
Risk of fire!
• Insufficient oil quantity in the vacuum pump has the potential, under certain condi-
tions, to lead to self-ignition of the remaining oil in the vacuum pump.
NOTICE
Do not fill oil through the vacuum pump inlet.
Risk of damage to the vacuum pump!
Starting the vacuum pump with excessive quantities of oil in the cylinder will break the
vanes.
• Only fill oil through the oil fill plug (OFP).
NOTICE
Do not use inappropriate oil.
Risk of premature failure!
Loss of efficiency!
• Only use an oil type which has previously been approved and recommended by
Busch.
For oil type and oil capacity see
Technical Data [
►
27]
and
Oil [
►
27]
.
1
4
MAX
MIN
3
Busch Oil
2
Check oil level
