Suction-2 Temperature Sensor Error (Open / Short) - Samsung AG042KSVANH Service Manual

4-3-19. Suction-2 temperature sensor error (Open / Short)

Inverter / Hydro control part display
Judgment Method
Cause of problem
1. Inspection Method
Did the connector for the
Suction-2 sensor break away from the PCB?
Separate the connector of the Suction-2 sensor
from the PCB, and measure the resistance value
between the two terminals.
Did the resistance value
significantly stray from the following
temperature table?
Restart operation after changing PCB
Refer to the inspection method below.
Disconnection or breakdown of relevant sensor.
Yes
Yes
No
Restart operation after connecting the
connector to PCB
Resistance value measure part
No
Change this part as it is the fault of the
outdoor Suction-2 sensor itself.
59
SUCT2
Temperature (°C) 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