User Manual - Page 71

For IRT1900N263E.

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Part Number: 000015430 Rev 02 5/20 71
Ice Making Sequence
of Operation
Water
Pump
Harvest
Valve(s)
Air
Pump(s)*
Water Inlet
Valve
Water
Dump
Valve
Contactor
Coil
Compressor
Condenser
Fan Motor
Length of Time
Thaw Cycle
Starts 3.5 minutes in
harvest cycle
Off On On On Off On On
May Cycle
On/Off
Until Water
Contact w/
Water Level
Probe
Thaw Cycle
Starts 4 minutes in harvest
cycle
On On On Off Off On On
May Cycle
On/Off
Bin Switch
Activation or 7
minutes
Thaw Cycle
Dump valve energizes at
6.5 minutes in harvest
cycle
On On On Off Off On On
May Cycle
On/Off
Bin Switch
Activation or 7
minutes
8. Automatic Shut-
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 will start when the bin switch does not open within 7 minutes of the start of a harvest cycle.
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