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Electrical
(13) Abnormal noise - Unplug the unit immediately
Possible Cause
Remedy
1. Blocked condenser fan.
1. Unblock.
2. Agitator motor and condenser fan
motor resonating.
2. Tighten mounting screws of agitator motor and condenser
fan motor to prevent resonance. Fix resonating parts.
3. Aged agitator motor bearing.
3. Replace agitator motor (ensure proper installation and
wiring).
4. Water flowing (draining) sound in
water tank.
4. Fill water tank with cooling water.
(14) Burning smell - Unplug the unit immediately
Possible Cause
Remedy
1. Burnt out agitator motor.
1. Check for inadequate rotation and replace agitator motor
(ensure proper installation and wiring).
2. Overheated or burnt out condenser
fan motor.
2. If fan is blocked, unblock and check fan for proper
movement and fan motor. If burnt out, replace condenser
fan motor.
(15) After unit is turned on, refrigeration circuit clicks every 3 - 5 minutes
Condenser fan motor is running, but beer is not cold
Possible Cause
Remedy
1. Defective compressor.
1. If compressor is locked, replace.
2. Overload relay tripped by voltage
drop.
2. Do not share power supply, but use separate power
supply.
* During initial ice storage operation, overload relay may
be tripped temporarily by high water tank temperature,
but will automatically reset to resume ice storage
operation.
3. Power supply was turned off and
turned back on immediately.
3. Wait a few minutes with power on. Check refrigeration
circuit for proper operation.
(Wait at least 5 minutes to restart unit.)
(16) Main power supply earth leakage circuit breaker trips
Possible Cause
Remedy
1. Electric leak by dust or moisture on
control terminals.
1. Remove dust or moisture and make proper earth
connection.
2. Disconnected wiring or bad contact.
2. Wire properly.
3. Agitator motor winding insulation
failure.
3. Replace agitator motor.
4. Condenser fan motor winding
insulation failure.
4. Replace condenser fan motor.
5. Compressor winding insulation
failure.
5. Replace compressor.
