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64
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'15 • SRK-T-171
(6) Inspection procedures corresponding to detail of trouble
Sensor error
[Broken sensor wire,
connector poor connection]
Is connector connection good?
YES
YES
NO
NO
Replace PCB.
Correct connection.
Replace sensor.
Is sensor resistance value good?
(Short circuit)
(Broken wire)
◆
Sensor temperature characteristics
(Room temp., indoor heat exchanger temp.)
Temperature (˚C)
Resistance (k
Ω
)
Indoor fan motor error
[Defective fan motor, connector poor
connection, defective indoor PCB]
Is connector connection good?
YES
NO
Is the output of the indoor unit
PCB normal?
Power source reset
Correct connector connection
Is normal state restored?
Malfunction by temporary
noise
NO
Replace fan motor (If anomaly
persiste after replacing fan motor,
replace indoor PCB)
YES
Replace indoor PCB
NO
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