Specifications

TM022 Raypak RHP 33 Pool and Spa Heat Pump Service Instructions REV C
D.O.I: 14/03/2006
18
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Fault Finding Chart 1.3
1.3
Pool Heater not operating
NO
Is
the evaporator
fan running?
Is
the fan relay
working?
Test 12
Is
the fan motor
resistance
correct?
Replace fan motor
Test 13
Is
the compressor
running?
Is
the compressor
motor resistance
correct?
Test 14
Replace fan relayNO
NO
Replace capacitor
YES
YESYES Heater operating
Is the
compressor
contactor
working?
Replace compressor
relay
Is the
defrost switch
closed?
Is the
evaporator temp
below 5.5 deg
Celsius?
NO
NO Replace defrost switch
Unit is in defrost mode.
See section on
“Operation” for more
information
NO
Locate and repair open
circuit wiring fault.
NO
YES
Is the
time delay switch
closed?
YES
YES NO
YES
Replace time
delay switch
NO
YES
Is
the capacitor
working?
Is
the capacitor
working?
Replace compressor
YES
YES
Replace capacitor
Locate and repair open
circuit wiring fault.
Test 17
Test 18
Test 14
NO
NO
YES
Test 15
Test 16
2.1
Note: Fan motor has an
internal over current cutout
with auto reset. This is not
repairable or replaceable.
Note: Compressor has an
internal over current cutout
with auto reset. This is not
repairable or replaceable.