Part Number 80-1230-9 10/10 191
Self Contained Air Cooled Models
FAN CYCLE CONTROL
(Self-Contained Air-Cooled Models Only)
FUNCTION
Cycles the fan motor on and off to maintain proper
operating discharge pressure.
The fan cycle control closes on an increase, and
opens on a decrease in discharge pressure.
CHECK PROCEDURE
1. Verify fan motor windings are not open or
grounded, and fan spins freely.
2. Connect manifold gauges to ice machine.
3. Hook voltmeter in parallel across the fan cycle
control, leaving wires attached.
4. Refer to chart below.
Specifications
Model Cut-In (Close) Cut-Out (Open)
QF800/QC700
250 ±5
(1723 kPa ±.34)
(17.23 bar ±.34)
200 ±5
(1517 kPa ±.34)
(15.17 bar ±.34)
FCC Setpoint:
Reading Should
Be:
Fan
Should Be:
Above Cut-In 0 Volts Running
Below Cut-Out Line Voltage Off
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