Friedrich CP10F10 User Manual

Page 24

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Service Manual 24

Troubleshooting Guide

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replace it.

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replace it.

Loose set screw

Tighten it.

Worn bearings

If knocking sounds continue when running or

loose, replace the motor. If the motor hums or

noise appears to be internal while running,

replace motor.

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W

replace the terminal. If the wires are discon-

nected, refer to wiring diagram for identification,

and replace the wires. Check the wire connections;

If not according to the wiring diagram, correct

the connections.

Thermistor

Check the TEMP control. If not at the lowest

number, set TEMP control to this setting and

restart the unit.

Check the continuity of the thermistor. Replace

the thermistor if the circuit is open.

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for terminal identification. Replace the switch if

the circuit is open.

Capacitor (discharge

Check the capacitor.

capacitor before

Replace if not within ±10% of manufacturer’s

servicing.)

rating, replace if shorted, open, or damaged.

Compressor

Check the compressor for open circuit or

ground. If open or grounded, replace the

compressor.

Overload

Check the compressor overload if externally mounted.

Replace if open. (If the compressor temperature is

high, remove the overload, cool, and retest.)

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