Discharge Temp Sensor Error<TH1>
OK
OK
DC
CN146
THERMISTOR
(COMP SHELL )
< TH10 >
THERMISTOR
(DIS.TEMP )
< TH1 >
BLACK
BLACK
BLACK
BLACK
1 2 3 4
1 2 3 4
Discharge temperature thermistor 1
Discharge temperature thermistor 1 short detected
Discharge 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
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 (CN146:1-2) voltage value = 5V
Remove the thermistor from Main PCB, check the voltage.
If the voltage does not appear, replace Main PCB and set up orignal address.
Discharge temperature sensor 1 (CN146:1-2)
Indoor Unit : Operation LED 9 times Flash, Timer LED 15 Times Flash,
Filter LED Continuous Flash.
Outdoor Unit : E. 71. 1
Error Code : 71
Trouble shooting 41
Indicate or Display:
Detective Actuators:
Detective details:
OUTDOOR UNIT Error Method:
Forecast of Cause :
E. 71.1
04-49
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