Troubleshooting | 11
Instruction Manual Supplement DOLPHIN VL Systems ATEX_EN_en
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Spare parts
Description
Part no.
Heat exchanger ser-
vice kit for:
VL 0320 A
VL 0430 A
VL 0510 A
VL 0530 A
VL 0630 A
VL 0750 A
VL 0800 A
Intended for shell and tube heat exchanger
2x End cover seals
0990 700 564
If other parts are required:
• Contact your Busch representative.
11 Troubleshooting
Problem
Possible Cause
Remedy
The machine does not start. The motor is not supplied
with the correct voltage.
• Check the power supply.
Corrosion between the rotor
and the housing.
• Eliminate by use of anti-
corrosion liquid.
• Repair the machine (con-
tact Busch).
Solid foreign matter has en-
tered the machine.
• Remove the solid foreign
matter or repair the ma-
chine (contact Busch).
• Install an inlet screen if
necessary.
Ice in the machine, the oper-
ating liquid has frozen.
• Carefully warm up the
machine.
• Defrost the operating liq-
uid.
The motor is defective.
• Replace the motor.
The machine motor trip.
Electrical breaker setting
• Check electrical breaker is
correct setting for motor.
Operating liquid flow too
high
• Adjust operating liquid
control valve (OPC) to
regulate operating liquid
flow.
Solid foreign matter has en-
tered the machine
• Remove the solid foreign
matter or repair the ma-
chine (contact Busch).
• Install an inlet screen if
necessary.
Discharge pressure too high
• Make sure the vent line is
free of restrictions.
Содержание DOLPHIN VL 0100 A
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