Error On Outdoor Temperature Sensor Of Outdoor Unit (Short Or Open). (E-221) - Samsung AM053FXMDCH Service Manual

3-4. Error on outdoor temperature sensor of outdoor unit (Short or open). (E-221)

Outdoor unit Display
Indoor unit Display
Judgement Method
Cause of problem
Did the outside
temperature sensor connector break
away from the PCB?
After separating the outdoor temperature sensor
connector from the PCB, measure the resistance
value between the terminals.
Did the resistance
value signicantly stray from the following
temperature table?
Restart operation after replace the PCB.
Samsung Electronics
Duct, Cassette (1 / 2Way), Console, Ceiling
Operation
◑
Cassette (4Way / Mini 4Way)
Operation
◑
Duct, Cassette (1/2 Way), Console, Ceiling
Operation
◑
Yes
Yes
E-221
Defrost Timer
× ×
Defrost Timer
×
◑
Timer Turbo
× ×
: ON : Flash ×: OFF
※ ● ◑
No
Restart operation after connecting the connector to the PCB.
Replace this since it is the defective of
No
the outdoor temperature sensor itself.
Temperature(°C)
70
60
50
40
30
20
10
0
-10
Fan Filter / MPI
×
◑
Filter
×
24°C 27°C
×
◑
Resistance(KΩ)
2.2
3.0
4.2
5.8
8.3
12.1
18.0
27.3
43.0
37