Troubleshooting
Samsung Electronics12-44
■
Oil Temperature Sensor/Equal Oil Temperature Sensor Error (Open/Short)
Outdoor unit display
,
Indoor unit display (Operation) (Timer) (Fan) (Filter) (Defrost)
Judgment method Refer to the below judgment method
Causes Open or short of the corresponding sensor
Is separated the outdoor oil
temperature sensor
connector from PCB?
Is the resistance value far
from the
temperature table?
Detach outdoor oil temperature sensor
connector from PCB and measure the resistance
value between the both terminals.
Restart after replacing PCB.
Restart after connecting a connector to
PCB.
Replace the outdoor oil temperature
sensor because it is defect.
Yes
Yes
Yes
No
No
Temperature
(°C)
130
120
100
80
60
25
20
10
0
-10
Resistance
(KΩ)
8.9
11.2
18.5
32
59
200
242
362
553
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