Suction Temperature Sensor Error (Open / Short) - Samsung AG042KSVANH Service Manual

4-3-15. Suction temperature sensor error (Open / Short)

Inverter / Hydro control part display
Judgment Method
Cause of problem
1. Inspection Method
Did the connector for
the Outdoor Suction sensor break away
from the PCB?
Separate the connector of the Outdoor Suction
sensor from the PCB and measure the resistance
valuebetween the 2 terminals.
Did the resistance
value significantly stray from the following
temperature table?
Restart operation after replace the PCB
Refer to the inspection method below.
Disconnection or breakdown of relevant sensor.
Yes
Yes
No
Restart operation after connecting
the connector to PCB
Temperature (°C)
Resistance value measure part
SUCT
No
Replace this part as it is the defective of the
Outdoor Suction sensor itself.
55
SUCT
Resistance (KΩ)
70 2.2
60 3.0
50 4.2
40 5.8
30 8.3
20 12.1
10 18.0
0 27.3
-10 43.0