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Manitowoc Indigo NXT Series Technician's Handbook

Manitowoc Indigo NXT Series
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152 Part Number: 000015431 Rev01 5/19
LOW PRESSURE CUTOUT (LPCO) CONTROL
FUNCTION
Supplies or interrupts power to the compressor time delay
when suction pressure rises above or falls below setpoint.
The LPCO control is closed at pressures above setpoint and
opens at pressures below setpoint.
Specifications
Cut-Out Cut-In
R404A 12 psig ±3 35 psig ±5
R410A 20 psig ±3 50 psig ±5
CHECK PROCEDURE
Opening the LPCO will initiate the 5 minute compressor
time delay relay. Repeated opening/closing or failure to
close will result in an E01 long freeze error.
CHECK PROCEDURE
1. Connect manifold gauges to ice machine.
2. Hook voltmeter in parallel across the fan cycle control,
leaving wires attached.
3. Refer to chart below.
LPCO Setpoint Reading Should Be LPCO Contact Position
Above Cut-In 0 Volts Closed
Below Cut-Out Line Voltage Open

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Manitowoc Indigo NXT Series Specifications

General IconGeneral
BrandManitowoc
ModelIndigo NXT Series
CategoryIce Maker
LanguageEnglish

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