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Troubleshooting SiUS091133
137 Service Diagnosis
Troubleshooting
Check No.17
Refer to P.149
Check No.19
Refer to P.150
Caution
To cool the electrical components,
the outdoor fan starts when the
radiation fin temperature rises
above C and stops when it drops
below B.
(R16695)
YES
NO
NG
Too dirty
OK
NO
YES
Check No. 17
Check the installation condition.
Slightly dirty
Check the radiation fin
temperature.
Turn off the power and turn it on
again.
WARNING
Replace the outdoor unit
PCB.
Replace the outdoor fan
motor.
Correct the connectors and
fan motor lead wire.
Replace the outdoor unit
PCB.
Clean up the radiation fin.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Radiation fin dirty?
Check No. 19
Check the outdoor fan or
related.
Above A?
Error again or outdoor
fan activated?
ABC
09/12 class 98°C (208.4°F) 75°C (167°F) 83°C (181.4°F)
15/18 class 122°C (251.6°F) 64°C (147.2°F) 113°C (235.4°F)
24/30/36 class 100°C (212°F) 70°C (158°F) 85°C (185°F)
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