Samsung AM009NNNDCH Series - Outdoor Temperature Sensor Error

Troubleshooting
Samsung Electronics
87
4-4-39 Outdoor Temperature Sensor Error
1.
Cause of problem
Did the outside temperature
sensor connector break away
from the PCB?
Did the resistance
value significantly stray from the following
temperature table?
After separating the outdoor temperature sensor
connector from the PCB, measure the resistance value
between the terminals.
Restart operation after replace the PCB
Restart operation after connecting
the connector to the PCB.
Replace this since it is the defective of
the outdoor temperature sensor itself.
Yes
No
No
Yes
Temperature (°C)
70
60
50
40
30
20
10
0
-10
Resistance (K)
2.2
3.0
4.2
5.8
8.3
12.1
18.0
27.3
43.0
Resistance value measure part
OUT
OUT
Outdoor unit display
Indoor unit display
Operation Timer
Criteria
 Refer to the judgment method below.
Cause of problem
 Outdoor temperature sensor Open/Short is defective.