Samsung AM054JNHDCH/AA - Compressor Discharge or Top 1;2 Temperature Sensor Error

Troubleshooting
4-82 Samsung Electronics
4-4-43 Compressor Discharge or Top 1/2 Temperature sensor error
1.
Cause of problem
Outdoor unit display
(Compressor 1 Discharge) (Compressor 2 Discharge)
(Compressor 1 Top) (Compressor 2 Top)
Indoorunit display
ስ (Operation) ×(Reservation) ስ (Blast) ×(Filter) ×(Defrost)
Judgment Method
 Refer to the judgment method below.
Cause of problem
 Compressor Discharge or Top Temperature sensor defective. (Open/Short)
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?
Af
ter 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 af
ter 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