Samsung AM054JNHDCH/AA - Suction Temperature Sensor Error (Open;Short)

Troubleshooting
4-88 Samsung Electronics
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 o
f 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
Rep
lace 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