Troubleshooting
12-63Samsung Electronics
■
: The error of outdoor unit COND MID temperature sensor (open / short)
Outdoor unit display
Indoor unit display
Judgment method
Causes
(Operation) (Timer) (Fan) (Filter) (Removing frost)
- When opening or shorting of outdoor heat exchanger temperature sensor
- Open or short of the corresponding sensor
Is separated the outdoor unit
COND MID sensor connecter
from PCB?
Is the resistance
value far from the temperature
table?
Detach the outdoor heat exchanger
temperature sensor connecter from PCB,
and measure the resistance value
between the both terminals.
Restart after PCB exchange.
Restart after connecting a connecter to PCB.
Replace the outdoor
heat exchanger temperature sensor
because it is defect.
Temperature
(˚C)
70
60
50
40
30
20
10
0
-10
Resistance
(kΩ)
2.2
3.0
4.2
5.8
8.3
12.1
18.0
27.3
43.0
Yes
Yes
No
No
Yes
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