Rheem RUUD Iraining, Руководство пользователя

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Heat Pump Water Heater
17
T r o u b l e s h o o t i n g t h e H e a t P u m p C o m p o n e n t s
Trouble Probable Cause Remedy
Compressor will
not run ON/Off switch OFF.
Wiring improper or loose.
Circuit breaker tripped.
Low voltage to unit.
Compressor motor has a wiring
open or shorted.
Internal mechanical trouble in
compressor Turn unit ON.
Check wiring against diagram.
Reset breaker.
Check voltage.
Replace water heater.
Replace water heater.
Compressor starts
and runs, or short
cycles. Low voltage to unit.
Circuit breaker tripped.
Capacitor defective.
Excessive discharge temperature.
Suction temperature too high.
Compressor too hot-return gas too
hot.
Compressor motor has a wiring
open or shorted.
Internal mechanical trouble in
compressor Check voltage.
Reset breaker.
Check and replace capacitor.
Determine reason and correct.
Determine reason and correct.
Check ventilation and fan/fan filter
Replace water heater.
Replace water heater.
Unit runs but short
cycles on Thermostat defective.
Refrigerant line leaking.
Restriction in expansion valve Check tank thermistors.
Replace water heater.
Replace water heater.
Unit operates long
or continuously Dirty air filter.
Evaporator coil iced.
Dirty heat exchanger. Clean or replace.
Determine reason and correct.
Clean heat exchanger coils
Suction line frosted
or sweating Expansion valve damaged
Evaporator fan not running. Replace water heater.
Determine reason and correct.
Unit noisy Loose parts or mountings.
Tubing rattling.
Bent fan blade causing vibration.
Fan motor bearings worn. Find and tighten.
Insulate and buffer.
Replace fan motor
Replace fan motor.
N O T E S
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