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Refer to error code table.
Compressor Thermistor Error
DC
Compressor temperature thermistor
Compressor temperature thermistor short detected
Compressor thermistor open detected
1. Connector connection failure, open
2. Thermistor failure
3. Main PCB failure
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 8".
Check Point 3 : Check voltage of Main PCB (DC5.0V)
Main PCB (CN62:3-4) voltage value = 5V
Remove the thermistor from Main PCB, check the voltage.
Compressor temperature thermistor (CN62:3-4)
If the voltage does not appear, replace Main PCB
, and execute
the check operation again.
02-16
Trouble shooting 13
Indicate or Display:
Detective Actuators:
Detective details:
OUTDOOR UNIT Error Method:
Forecast of Cause :
CN62
TH
ER
M
IS
TO
R
(C
O
M
P
SH
EL
L1
)
TH
E
R
M
IS
TO
R
(D
IS
.T
E
M
P
.1
)
BL
AC
K
BL
AC
K
B
LA
C
K
B
LA
C
K
1 2
3 4
1 2
3 4