Troubleshooting | 12
Instruction Manual R5 RU 0050-0070 B_EN_en
27 | 36
Problem
Possible Cause
Remedy
The machine runs very noisily.
Worn coupling (CPL).
●
Replace the coupling (CPL).
Stuck vanes.
●
Repair the machine (contact
Busch).
Defective bearings.
●
Repair the machine (contact
Busch).
The oil is black.
Oil change intervals are too
long.
●
Drain the oil and fill in new
oil, see Oil Change.
The machine runs too hot.
●
See problem "The machine
runs too hot".
The oil is emulsified.
The machine sucked in liquids
or significant amounts of va-
por.
●
Flush the machine (contact
Busch).
For the solution of problems not mentioned in the troubleshooting chart contact your Busch repre-
sentative.
