-TechManual_SRK05,09,12CR-S,CRR-S,CRP-S
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(6) Inspection procedures corresponding to detail of trouble<br />
Sensor error<br />
Is connector connection good?<br />
YES<br />
Is sensor resistance value good?<br />
(Broken wire) 30<br />
(Short circuit)<br />
YES<br />
Replace PCB.<br />
NO<br />
NO<br />
◆ Sensor temperature characteristics<br />
(Room temp., indoor heat exchanger temp.)<br />
Resistance (kΩ)<br />
25<br />
20<br />
15<br />
10<br />
5<br />
-10<br />
0<br />
10 20 30 40 50 60 70<br />
Temperature (˚C)<br />
Indoor fan motor error<br />
Is connector connection good?<br />
YES<br />
Is the output of the indoor unit<br />
PCB normal?<br />
Power source reset<br />
Is normal state restored?<br />
YES<br />
Malfunction by temporary<br />
noise<br />
NO<br />
NO<br />
NO<br />
'15 • SRK-T-171<br />
[Broken sensor wire,<br />
connector poor connection]<br />
[Defective fan motor, connector poor<br />
connection, defective indoor PCB]<br />
- 64 -<br />
Correct connection.<br />
Replace sensor.<br />
Correct connector connection<br />
Replace indoor PCB<br />
Replace fan motor (If anomaly<br />
persiste after replacing fan motor,<br />
replace indoor PCB)
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