5-12
5
(5) [Alarms “F04,” “F06,” “F07,” “F08,” “F12”]
Sensor trouble
No
Are the
connectors of the sensor
020 (C2), 021 (C1), 022 (TS),
023 (TO) and 024 (TD) connected
correctly to the outdoor unit
control PCB ?
Ye s
Start of defect diagnosis
Correct the connections.
Are the characteristics
of resistance values of the
sensors C2, C1, TS, TO and TD
sensors normal? *
Replace the sensors C2, C1, TS, TO
and TD.
No
Ye s
Check the outdoor unit control PCB.
Replace if PCB has failed.
* Refer to “5-5. Table of Thermistor Characteristics.”
SM830194-04_Single_BigPAC.indb 12 2014/11/13 18:18:56
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