Samsung AVMKH020EA0 Service Manual page 243

8
Troubleshooting
8-2-60. Outdoor temperature sensor error
Outdoor unit display
Indoor unit display
Judgment method
Causes
Is separated the
outdoor temperature sensor connecter
from PCB?
Detach the outdoor temperature sensor
connecter from PCB, and
measure the resistance value between the
both terminals.
Yes
Is the resistance
value far from the temperature
Restart after PCB exchange.
(Operation) (Timer)
- When opening or shorting of outdoor temperature sensor
- Open or short of the corresponding sensor
No
table?
No
(Fan) (Filter) (Removing frost)
Yes
Restart after connecting a connecter to PCB.
Temperature
Yes
Replace the outdoor temperature sensor
because it is defect.
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Resistance
(˚C) (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