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C
h
e
c
k
c
o
d
e
C
Compressor position detective
circuit trouble (H-HWM)
[A19]
Are connector connection and
wiring normal?
Is the unit grounded?
Is not winding
shorted? (Is winding
resistance 0.1 to
0.4Ω?)
Is not winding opened?
h
e
c
k
c
o
d
e
n
a
m
e
YES
NO
NO
NO
C
1. Wire/connector connection trouble
2. Compressor trouble
3. IPDU P.C. board of H-HWM trouble
Check and correct circuit
NO
cables such as wiring to
YES
Compressor trouble
YES
Compressor trouble
YES
Compressor trouble
Check IPDU P.C. board
Failure → Replace.
– 80 –
a
u
s
e
and
compressor, etc.
→ Replace
→ Replace
→ Replace
of H-HWM.
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Table of Contents
Troubleshooting
