Manitowoc Q450 User Manual

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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)
Q200/Q280
Q320/Q370/
Q420/Q450/
Q600
250 psig ±5
(1724 kPa ±35)
200 psig ±5
(1379 kPa ±35)
Q800/Q1000/
Q1300/Q1800
275 psig ±5
(1896 kPa ±35)
225 psig ±5
(1551 kPa ±35)
FCC Setpoint:
Reading
Should Be:
Fan
Should Be:
Above Cut-In 0 Volts Running
Below Cut-Out Line Voltage Off

Manitowoc Q450 Specifications

General

Brand	Manitowoc
Model	Q450
Category	Ice Maker
Language	English