Compressor Temp Sensor Error
<TH10>
DC
CN146
THERMISTOR
(COMP SHELL1)
<TH10>
THERMISTOR
(DIS.TEMP.1)
<TH1>
BLACK
BLACK
BLACK
BLACK
1 2 3 4
1 2 3 4
Compressor temperature thermistor 1
Compressor temperature thermistor 1 short detected
Compressor thermistor 1 open detected after compressor 1 operated
continuously for 5 minutes or more
1. Connector connection defective, open
2. Thermistor defective
3. Main PCB defective
OK
OK
Check Point 1 : Check the connector connection and cable open
Connector connection state check
Cable open check
Check Point 2 : Check the thermistor
Thermistor characteristics check (Disconnect the thermistor from the PCB and check.)
* For the thermistor characteristics, refer to the "Service Parts Information 17".
Check Point 3 : Check voltage of Main PCB (DC5.0V)
Main PCB (CN146:3-4) voltage value = 5V
Remove the thermistor from Main PCB, check the voltage.
Compressor temperature sensor 1 (CN146:3-4)
Filter LED Continuous Flash.
Outdoor Unit : E. 72. 1
Error Code : 72
If the voltage does not appear, replace Main PCB and set up orignal address.
Trouble shooting 42
Indicate or Display:
Detective Actuators:
Detective details:
OUTDOOR UNIT Error Method:
Forecast of Cause :
E. 72.1
04-50
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