Troubleshooting
Samsung Electronics 4-37
Yes
After power is off,
correct or replace the sensor position.
No
Are the position and measuring value of
the temperature sensor normal?
Continued
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(Continued)
Check the state of the connection
of the compressor.
No
Are the connections of the compressor
correctly connected with the compressor?
Yes
1. Compressor replacement: If the interphase
resistance values of the compressor are
different. ױ Power is on.ױ Check the
normal startup. ױ End the service.
2. Wire reassembling: If there is a fault in the
connection of the wires of the compressor
ױPower is on. ױ Check the normal startup.
ױ End the service.
3. Compressor replacement: Serious abnormal
noise (Metallic scraping or grinding noise),
serious vibration
No
Check the compressor.
1. Do the inter-phase resistance values of the
compressor coincide?
(U ׳ V, U ׳ W, V ׳ W)
2. Are the wires on the compressor correctly
connected? (Non-connection, wrong
connection)
3. Is there abnormal noise in the
rotation of the compressor?
Yes
Replace the compressor.
No
Yes
Is the resistance between the compressor
body and the chassis Mega ?
Open the valve.
No
Has the service valve been completely
opened?
Continued
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