Samsung AM022FN1DEH/TK - Suction Temperature Sensor Error

Troubleshooting
Samsung Electronics 4-93
4-4-49 Suction Temperature sensor error (Open/Short)
ስ (Operation) ×(Reservation) ስ (Blast) ×(Filter) ×(Defrost)
 Disconnection or breakdown of relevant sensor .
 Refer to the judgment method below.
Indoorunit display
Judgment Method
Cause of problem
Outdoor unit display
1.
Cause of problem
Did the connector for
the Outdoor Suction sensor break away
from the PCB?
Did the resistance
value significantly stray from the following
temperature table?
Separate the connector of the Outdoor
Suction sensor
from the PCB and measure the resistance value
between the 2 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
Outdoor Suction sensor itself.
No
No
Yes
Yes
Temperature (°C)
70
60
50
40
30
20
10
0
-10
Resistance (K)
2.2
3.0
4.2
5.8
8.3
12.1
18.0
27.3
43.0
Resistance value measure part
SUCT
SUCT