Samsung AM028NNNDEH Series - Compressor Discharge or Top 1;2 Temperature Sensor Error

Troubleshooting
Samsung Electronics
93
4-4-45 Compressor Discharge or Top 1/2 Temperature sensor error
1.
Cause of problem
Yes
Did the Compressor
Discharge or Top Temperature sensor connector
break away from the PCB?
Did the resistance
value significantly stray from the following
temperature table?
After separating the Compressor Discharge or
Top Temperature sensor connector from the PCB,
measure the resistance value between
the two terminals.
Restart operation after replace the PCB
Restart operation after connecting
the connector to PCB
Replace this part as it is the defective of the
Compressor Discharge or
Top Temperature sensor itself.
Yes
No
No
Temperature (°C)
130
120
100
80
60
25
20
10
0
Resistance (K)
8.9
11.2
18.5
32.0
59.0
200.0
242.0
362.0
553.0
Resistance value
measure part
Resistance value
measure part
TOP1 TOP2
TOP1
TOP2
Outdoor unit display
(Compressor 1 Discharge) (Compressor 2 Discharge)
(Compressor 1 Top) (Compressor 2 Top)
Indoor unit display
Operation Timer
Criteria
 Refer to the judgment method below.
Cause of problem
 Compressor Discharge or Top Temperature sensor defective. (Open/Short)