Specifications

TM022 Raypak RHP 33 Pool and Spa Heat Pump Service Instructions REV C
D.O.I: 14/03/2006
23
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Fault Finding Chart 5
5
Noisy water heater
Is
the noise
evident when
the unit is not
heating?
Is
the noise
mechanical or air
related?
Check for restrictions in pipe work,
faulty valves or loose plumbing
YES
Is the
noise from the
evaporator
fan?
MECHANICAL
Is the
noise from the
compressor?
YES
NO
NO
Normal noise level during operation
is approx 65dB @ 1.5 metres
AIR
Fan loose on motor shaft - Remove
assembly and retighten.
Fan blades touching surround or
objects stuck in grill - Readjust
Fan motor faulty - Replace
YES
Check for mechanical failure in the
compressor - Replace
NO
Check for loose fittings or pipe work
in the refrigeration system
Is the
noise a humming
sound?
NO
Check transformerYES
The unit is heating
when the compressor
is running