Service and Parts Manual
14
Ice Maker Operating Cycles
1. FREEZE CYCLE
A. Temperature control terminals 2 and 3 are closed
B. Power to the compressor
C. Power to the condenser fan
2. HARVEST-1 CYCLE
A. Temperature control terminals 2 and 3 are open - 2 and 1 close
B. No power to the compressor or condenser fan
C. If bin arm is down, power goes through bin arm switch to ice maker motor
and mold heater. If bin arm is up, the ice maker will not harvest.
3. HARVEST-2 CYCLE
A. Ice maker ejector blades reach approximately 2:00 position and cam
depresses the hold switch. Power goes through the hold switch to the ice
maker motor and mold heater.
B. Ejector blades stall on ice and ice maker motor pulsates until mold heater
warms and ice releases.
4. WATER FILL CYCLE
A. Ice maker ejector blades reach approximately 10:00 position and cam
depresses the water fill switch.
B. Power to the water valve. Ice maker mold fills.
5. EJECT CYCLE
A. Ejector blades push ice into bucket and stop at 12:00 position.
B. Temperature control terminals 2 and 3 have closed during harvest cycle.
C. Next freeze cycle begins with power to the compressor and condenser fan.
ICE MAKER OPERATION
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