Outdoor Temperature Sensor Error - Samsung AG042KSVANH Service Manual

4-3-7. Outdoor temperature sensor error

Inverter / Hydro control part display
Judgment Method
Cause of problem
1. Inspection Method
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 significantly stray from the following
temperature table?
Restart operation after replace the PCB
Refer to the inspection method below.
Outdoor temperature sensor Open / Short is defective.
Yes
Resistance value measure part
Yes
No
Restart operation after connecting
the connector to the PCB.
Temperature (°C)
OUT
No
Replace this since it is the defective of
the outdoor temperature sensor itself.
47
OUT
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