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6-9
°
Harvest Mode:
Compressor & Hot Gas Valve are energized
(3 minutes if evaporator thermistor is less
than 52°F or not sensed)
Move this direction if the
evap. thermistor remains less
than 52°F
and 1 minute has
elapsed
Compressor, Fan
& Water Valve
are energized
(1 minute)
1 minute has
elapsed
Unit leaves the
Freeze Mode
Evap. thermistor is greater
than or 3 minutes
have elapsed without
sensing the evap. thermistor
Check ice level
(The control reads
the bin thermistor)
Freeze Mode
(See page 6-8)
Idle Mode
(See page 6-7)
Bin is full
Bin is not full
Move this direction
if/when evap.
thermistor is
greater than
Harvest Fail
(See Failure Mode
on page 6-10)
12 minutes have elapsed.
The Compressor & Hot Gas Valve
will have been on a total of 16
minutes at this point
3 minutes have elapsed
with evap. thermistor
less than °
Evap. thermistor is greater
than °
NOTE: Each path is possible and acceptable at any temperature range. A typical operation
is shown below that may be found at a particular ambient temperature.
Cooler Ambients
(Below 90°F)
Warmer Ambients
(Above 90°F)
52°F
Compressor, Hot Gas &
Water Valves are
energized (time will be
0 to 1 minute maximum)
Compressor & Hot Gas Valve are energized
(12 minutes if evaporator thermistor remains
less than 52°F)