Oil Balance Valve Temp. Sensor Error (Open/Short) - Samsung AVXCSH023/032/040CE Service Manual

4-3-33 Oil Balance Valve Temp. Sensor error (Open/Short)

Outdoor unit display
Indoor unit display
• Refer to how to determine below
Criteria
• Wire breaking or failure of the relevant sensor
Cause of problem
1. How to check
Oil Balance Valve sensor connector
dislocated from the PCB?
After separating the outdoor
Oil Balance Valve sensor connector from the PCB,
measure the resistance value between
Does the resistance value
greatly deviate from the
temperature table?
Restart after replacing the PCB.
Samsung Electronics
(Operation) (Timer) (Fan)
Is an outdoor
Yes
both terminals.
Yes
Yes
(Filter) (Defrost)
No
Restart after connecting
the connector to the PCB.
Part to measure resistance value
No
At it is due to a problem with the
outdoor Oil Balance Valve sensor
Troubleshooting
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
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