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78 Part Number: 000015430 Rev 02 5/20
Ice Making
Sequence of
Operation
Water
Pump
Harvest
Valve(s)
HPR
Valve
Air
Pump(s)*
Water Inlet
Valve
Water
Dump
Valve
Contactor Coil
Liquid Line
Solenoid
Compressor
Condenser
Fan Motor
Length of
Time
Thaw Cycle
Water pump
energizes at 4
minutes in harvest
cycle
On On On On Off Off On On On
Bin Switch
Activation
or 7 minutes
Thaw Cycle
Dump valve
energizes at 6.5
minutes in harvest
cycle
On On On On Off On On On On
Bin Switch
Activation
or 7 minutes
8. Automatic
Shut-Off
Off Off Off Off Off Off Off Off Off
**Until
3 Minute
Delay
Expires and
Bin Switch
Re-closes
* Not used on all models
** A Thaw Cycle will start when the bin switch does not open within 7 minutes of the start of a harvest cycle.
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