Samsung AM048FXMDCH - Error on Discharge Temperature Sensor of Compressor 1 (Short or Open). (E-251)

Samsung Electronics 39
3-6. Error on discharge temperature sensor of compressor 1 (Short or open). (E-251)
Outdoor unit Display E-251
Indoor unit Display
Duct, Cassette (1 / 2Way), Console, Ceiling
Operation Defrost Timer Fan Filter / MPI
××
◑ ◑
◑
Cassette (4Way / Mini 4Way)
Operation Defrost Timer Filter
×
◑
◑ ◑
Duct, Cassette (1/2 Way), Console, Ceiling
Operation Timer Turbo 24°C 27°C
× ×
◑ ◑
◑
※ ● : ON ◑ : Flash ×: OFF
Judgement Method t3FGFSUIFOFYUQBHF
Cause of problem t$PNQSFTTPS%JTDIBSHFPS5PQ5FNQFSBUVSFTFOTPSEFGFDUJWF0QFO4IPSU
Temperature(°C) Resistance(K)
130 8.9
120 11.2
100 18.5
80 32.0
60 59.0
25 200
20 242
10 362
0 553
Did the Compressor
Discharge or top temperature sensor
connector break away
from the PCB?
After separating the Compressor Discharge or
Top Temperature sensor connector from the PCB,
measure the resistance value between the two terminals.
Did the resistance
value signicantly stray from the following
temperature table?
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
Yes
No
No