BUSCH Mink MV 1202 A, Instruction Manual

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11 | Troubleshooting
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11 Troubleshooting
DANGER
Live wires.
Risk of electrical shock.
• Electrical installation work must only be executed by qualified personnel.
CAUTION
Hot surface.
Risk of burns!
• Prior to any action requiring touching the machine, let the machine cool down first.
SCH
Mink
B
U
VRE IS CPL
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 defect-
ive. • Replace the coupling (CPL).
The machine does not
reach the usual pressure on
the suction connection. The inlet screen (IS) is par-
tially clogged. • Clean the inlet screen
(IS).
The vacuum relief valve
(VRE) is misadjusted or de-
fective. • Replace the vacuum re-
lief valve (VRE)
The inlet filter cartridge (op-
tional) is partially clogged. • Replace the inlet filter
cartridge.
Internal parts are worn or
damaged. • Repair the machine (con-
tact Busch).
The machine runs very nois-
ily. Worn coupling (CPL). • Replace the coupling (CPL).
Oil level too low. • Top up oil.
Defective bearings. • Repair the machine (con-
tact Busch).