Manitowoc QF0800 Dokumentacja Strona 184

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184 Part Number 80-1230-9 6/08
HIGH PRESSURE CONTROL
FUNCTION
The high pressure control stops the ice machine if
subjected to excessive high-side pressure.
The HPCO control is normally closed, and opens on a
rise in discharge pressure.
SPECIFICATIONS
Cut-out: 450 psig ±10
Cut-in: Automatic reset
(must be below 300 psig to reset).
CHECK PROCEDURE
1. Set ICE/OFF/CLEAN switch to OFF.
2. Disconnect main power supply to the ice
machine.
3. Connect manifold gauges to access valves.
4. Hook voltmeter in parallel across the HPCO,
leaving wires attached.
Reconnect main power supply to the ice machine
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