Outdoor Temperature Sensor Error - Samsung AVXCSH023/032/040CE Service Manual

Troubleshooting

4-4-19 Outdoor Temperature Sensor error

Outdoor unit display
Indoor unit display
• Refer to how to determine below
Criteria
• Outdoor temperature sensor OPEN/SHORT defective
Cause of problem
1. How to check
Is an outdoor temperature sensor
connector dislocated from the PCB?
After separating the outdoor temperature sensor
connector from the PCB, measure the resistance
value between both terminals.
Does the resistance value
greatly deviate from the
temperature table?
Restart after replacing the PCB.
4-113
(Operation) ×(Timer) (Fan)
Yes
Yes
Yes
×(Filter) ×(Defrost)
No
Restart after connecting
the connector to the PCB.
Part to measure resistance value
No
As it is due to a problem with the
outdoor temperature sensor, replace it.
Temperature Resistance
(°C) (KΩ)
70
2.2
60
3.0
50
4.2
40
5.8
30
8.3
21
12.1
10
18.0
0
27.3
-10
43.0
Samsung Electronics