Outdoor Cond Out Sensor Error (Open/Short) - Samsung DVM Series Service Manual

8-2-50. Outdoor COND OUT sensor error (open / short)
Outdoor unit display
Indoor unit display
Judgment method
Causes
Is separated the outdoor COND OUT
sensor connecter from PCB?
Detach the outdoor COND OUT sensor
connecter from PCB, and
measure the resistance value between the
both terminals.
Yes
Is the resistance value far from the
temperature table?
Restart after PCB exchange.
(Operation) (Timer)
- When opening or shorting of outdoor COND OUT sensor
- Open or short of the corresponding sensor
No
No
- 219 -
(Fan) (Filter) (Removing frost)
Yes
Restart after connecting a connecter to PCB.
Temperature
Yes
Replace the outdoor COND OUT
sensor because it is defect.
Troubleshooting
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