Samsung AVMKH020EA4 Service Manual page 203

Troubleshooting
11-2-13 The error of outdoor unit COND MID temperature sensor (open / short)
Outdoor unit display
Indoor unit display
Judgment method
Causes
Is separated the outdoor unit
COND MID sensor connecter
Detach the outdoor heat exchanger
temperature sensor connecter from PCB,
and measure the resistance value
between the both terminals.
value far from the temperature
Restart after PCB exchange.
11-17
(Operation) (Timer)
- When opening or shorting of outdoor heat exchanger temperature sensor
- Open or short of the corresponding sensor
from PCB?
No
Yes
Is the resistance
table?
No
(Fan) (Filter) (Removing frost)
Yes
Restart after connecting a connecter to PCB.
Yes
Replace the outdoor
heat exchanger temperature sensor
because it is defect.
Temperature 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
Samsung Electronics