Outdoor Temperature Sensor Error - Samsung AM007FN1DCH/AA Service Manual

4-4-37 Outdoor Temperature Sensor Error

Outdoor unit display
Indoorunit display
∙ Refer to the judgment method below.
Judgment Method
∙ Outdoor temperature sensor Open/Short is defective.
Cause of problem
1. Cause of problem
Did the outside temperature
sensor connector break away
After separating the outdoor temperature sensor
connector from the PCB, measure the resistance value
value significantly stray from the following
Restart operation after replace the PCB
Samsung Electronics
( Operation ) × ( Reservation )
from the PCB?
Yes
between the terminals.
Did the resistance
temperature table?
Yes
( Blast ) × ( Filter ) × ( Defrost )
No
Restart operation after connecting
the connector to the PCB.
Resistance value measure part
OUT
No
Replace this since it is the defective of
the outdoor temperature sensor itself.
Troubleshooting
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
OUT
4-71