OK
DC
CN142
B
L
A
C
K
B
L
A
C
K
B
L
A
C
K
B
L
A
C
K
BLA
CK
BLA
CK
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
B
L
A
C
K
B
L
A
C
K
Liquid pipe temperature thermistor 1
Liquid pipe temperature thermistor 1 short or open detected
1. Connector connection defective, open
2. Thermistor defective
3. Main PCB defective
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 22".
Check Point 3 : Check voltage of Main PCB (DC5.0V)
Main PCB (CN142:1-2) voltage value = 5V
Remove the thermistor from Main PCB, check the voltage.
Liquid pipe temperature sensor 1 (CN142:1-2)
Indoor Unit : Operation LED 9 times Flash, Timer LED 15 Times Flash,
Filter LED Continuous Flash.
Outdoor Unit : E. 83. 1
Error Code : 83
If the voltage does not appear, replace Main PCB and set up orignal address.
(Refer to 06-03 page Main PCB removal.)
If the voltage does not appear, replace Main PCB and set up orignal address
04-44
Liquid Pipe Temp. Sensor 1 Error
THERMISTOR
THERMISTOR
(SC.INT.GAS)
(SC.INT.LIQ)
THERMISTOR
(SC.EXT.GAS)
THERMISTOR
(SC.EXT.LIQ)
Trouble shooting 36
Indicate or Display:
Detective Actuators:
Detective details:
OUTDOOR UNIT Error Method:
Forecast of Cause :
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