11 | Troubleshooting
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0870572700_RD0200-0360A_-0003_IM_en
Problem
Possible Cause
Remedy
The machine does not start. The motor is not supplied
with the correct voltage.
• Check the power supply.
The motor is defective.
• Replace the motor.
The coupling (CPL) is de-
fective.
• Replace the coupling
(CPL).
The machine runs very nois-
ily.
Worn coupling (CPL).
• Replace the coupling
(CPL).
Stuck vanes.
• Repair the machine (con-
tact Busch).
Defective bearings.
• Repair the machine (con-
tact Busch).
The machine fumes or ex-
pels oil droplets through the
gas discharge.
The exhaust filters (EF) are
partially clogged.
• Replace the exhaust filters
(EF).
An exhaust filter (EF) with o-
ring is not fitted properly.
• Ensure the correct posi-
tion of the exhaust filters
(EF) and the o-rings.
The float valve (FV) does
not work properly.
• Check the float valve.
• Repair the machine (con-
tact Busch).
The oil is black.
Oil change intervals are too
long.
• Flush the machine (con-
tact Busch).
The inlet filter (optional) is
defective.
• Replace the inlet filter.
The machine runs too hot.
• See problem "The ma-
chine runs too hot".
The oil is emulsified.
The machine sucked in li-
quids or significant amounts
of vapour.
• Flush the machine (con-
tact Busch).
• Clean the filter of the gas
ballast valve (GB).
• Modify the operational
mode (see
).
For the solution of problems not mentioned in the troubleshooting chart contact your
Busch representative.
Summary of Contents for R 5 RD 0200 A
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