Fan Cycle Control - Manitowoc QuietQube Series Technician's Handbook

FAN CYCLE CONTROL

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.
SPECIFICATIONS
Model
CVDF0600 CVDF0900
CVDF1400 CVDF1800
CVDF2100
CVDT1200
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)
250 psig ±5
(1723 kPa ±34)
(17.23 bar ±.34)
335 psig ±5
2310 kPa ±34
(23.10 bar ±.34)
Reading
Should Be:
0 Volts
Line Voltage
Part Number: 000015431 Rev01 5/19
Cut-Out (Open)
200 ±5
(1517 kPa ±34)
(15.17 bar ±.34)
275 psig ±5
1896 kPa ±34
(18.96 bar ±.34)
Fan
Should Be:
Running
Off