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Troubleshooting
Please see "Service" section for a description of each function.
Ice machine disposition
Legend:
ON
1.
Ice machine is in running
condition but not making ice.
.
2. Machine in TIME DELAY without
full bin.
3. Ice machine is not making ice.
HI AMPS.
.
4. Ice machine is not making ice.
HI PRESSURE.
.
Possible causes
OFF
ON or OFF
1. Defective compressor.
2. Defective start relay.
3. Defective start capacitor.
4. Defective run capacitor.
5. Defective main contactor.
6. No output from PC board.
7. Machine in Purge cycle.
1. Ice jamming due to improperly
installed transport tube causing
a false shuttle.
2. Shuttle stuck in up position.
3. Damaged or improperly installed
thermostat (open).
4. Transport tube backed-out of
coupling.
1. Poor water quality causing ice to
jam auger.
2. Damaged shuttle mechanism.
3. Intermittent drive output from
PC board. Evaporator will freeze
causing a HI AMPS error.
4. Gearmotor is unplugged.
1. High ambient temperatures
>100 F (38 C).
2. Poor ventilation or air
recirculation.
3. Clogged condenser (air-cooled).
4. No water flow through condenser
(water-cooled).
5. Fan not working properly. No
air flow.
• Blocked fan blades
• No fan output from PC board
• Faulty fan motor
Corrective action
FLASHING
1. Replace compressor.
2. Replace start relay.
3. Replace start capacitor.
4. Replace run capacitor.
5. Replace main contactor.
6. Replace PC board.
7. Check for Purge operation.
1. Correct transport tube routing.
2. Repair or replace shuttle
3. Replace or reposition
4. Correct coupling installation.
1. Clean ice machine. Increase
2. Replace or repair shuttle
3. Replace PC board.
4. Plug in gearmotor.
1. Air condition area to below
2. Reposition ice machine or
3. Clean condenser grille (air-
4. Restore water flow to condenser.
5. Correct air flow.
29
mechanism.
thermostat.
flushing frequency.
mechanism.
100 F (38 C).
properly ventilate. Prevent
ice machine exhaust from
recirculating.
cooled).
• Remove any blockage from
fan blades
• Replace PC board
• Replace fan motor
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