Operating Instructions and Installation
4-22
Samsung Electronics
Troubleshooting
4-3-10 Compressor starting error, compressor locking error, compressor revolving error
1. Inspection items
1) Is the connection line between power and the compressor properly connected?
2) Is the resistance between different compressor phases normal?
2. Inspection order
Check the connection line
No
Restart after turning off the power
Yes
Replace the outdoor unit’s PCB
Replace the Compressor
No
Yes
Terminate the service
No
Did error occur?
Yes
Replace the Compressor
No
Is the resistance
between the Compressor body and
chassis Maga Ω?
Yes
Is the Compressor
connection line properly connected to the
Compressor?
Is resistance value of the different
Compressor phases (U
V, V
W, W
U)
less than 2Ω?