
144 Part Number 80-1230-9 6/08
No Ice Production
The ice damper did not open and close at least once
every 90 seconds in the freeze cycle.
OPERATION
During the first 8 minutes of operation:
The control board must see the ice damper open/close
at least once. This allows time for ice production to
start at all ambient temperatures
After the initial 8 minute period:
The control board must see the ice damper open/close
at least once every 90 seconds.
When the ice damper does not open/close within the
specified time the control board will:
1. De-energize the compressor and gearmotor.
2. HES #1 light on the control board will flash (the
light will not flash if the ice damper is open).
3. A 5 minute delay is initiated.
4. After the 5 minute delay the ice machine will:
A. Energize the dump valve for 30 seconds
B. Energize the gearmotor
C. Wait until the water float valve closes and
then energize the compressor and fan motor.
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