Fan Cycle Control; Specifications; Check Procedure - Manitowoc I0320 Technician's Handbook

FAN CYCLE CONTROL

FUNCTION
Cycles the fan motor on and off.
The fan cycle control closes on an increase, and
opens on a decrease in discharge pressure.

SPECIFICATIONS

Model
I0320
I0520

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.
FCC Setpoint:
Above Cut-In
Below Cut-Out
154
Specifications
Cut-In (Close)
1723 kPa ±.34
(17.23 bar ±.34)
Reading Should
Be:
0 Volts
Line Voltage
Part Number STH038 5/12
Cut-Out
(Open)
1517 kPa ±.34
(15.17 bar ±.34)
Fan
Should Be:
Running
Off