Samsung AVXC1H022 series Service Manual page 283

Troubleshooting
I Constant Speed Compressor Discharge Temperature Sensor Error (Open/Short)
Outdoor unit display
Indoor unit display
Judgment method
Causes
constant speed compressor Discharge
Detach outdoor constant speed compressor
discharge temperature sensor connector from
PCB and measure the resistance value between
Is the resistance value far from the
9-39
,
(Operation)
Refer to the below judgment method
Constant speed compressor discharge temperature sensor open/short defect
Is separated the outdoor
temperature sensor
connector from PCB?
Yes
the both terminals.
Yes
temperature table?
Yes
Restart after replacing PCB.
,
(Timer) (Fan) (Filter)
No
Restart after connecting a connector
No
Replace the outdoor constant speed
compressor discharge temperature sensor
because it is defect.
(Defrost)
to PCB.
Temperature Resistance
(°C) (KΩ)
130
120 11.2
100 18.5
80
60
25 200
20 242
10 362
0 553
-10 (
Samsung Electronics
8.9
32
59
)