Discharge Temperature Sensor Error For A Digital Compressor (Open/Short) - Samsung AVXCSH023/032/040CE Service Manual

Troubleshooting

4-3-25 Discharge Temperature Sensor error for a digital Compressor (Open/Short)

Outdoor unit display
Indoor unit display
• Refer to how to determine below
Criteria
• Digital compressor's discharge temperature sensor OPEN/SHORT defective
Cause of problem
1. How to check
It a discharge temperature
sensor connector for a digital compressor
dislocated from the PCB.
After separating the discharge
temperature sensor connector from the PCB,
measure the resistance value between
both terminals.
Does the resistance value
greatly deviate from the
temperature table?
Restart after replacing the PCB.
4-64
(Operation) (Timer) (Fan)
Yes
Yes
Yes
(Filter) (Defrost)
No
Restart after connecting the connector to
the PCB
Part to measure resistance value
No
As it is due to a problem with the
discharge temperature sensor, replace it.
Temperature
Resistance
(KΩ)
(°F) (°C)
266 130 8.9
248 120 11.2
212 100 18.5
176 80 32
140 60 59
77 25 200
68 20 242
50 10 362
32 0 553
Samsung Electronics