Samsung AM080KXMDFH/TC - Page 97

Troubleshooting
Samsung Electronics 4-55
■ Error due to operation failure of inverter compressor 1. (E-461)
Outdoor unit Display E-461
Judgement Method
•Startup,andthenifthespeedincreaseisnotnormally.
•DetectedbyH/WorS/W.
Cause of problem
•Compressorconnectionerror.
•DefectiveCompressor.
•DefectivePCB.
Power Off and then Restart
Is Hot Gas Bypass
Valve startup the initial
power is applied?
Yes
No
Hot Gas Bypass Valve
initial startup does it
work?
Is the resistance
value between different
phases of compressor
(U ↔ V, V ↔ W,W ↔ U)
less than 2Ω?
Yes
Power Off, and then replacement or correction of
the sensor location.
No
Remove the obstacles and check the status of the
installation.
Replace Compressor.
No
Yes
Is the resistance
between the body of
Compressor and
chassis MΩ?
Yes
Does the Compressor
connection wire
properly connect to
the compressor?
Replace Compressor
Check the connection wire
(Check the status of the connection U V W )
Yes
Replace Inverter PCB
Yes
Yes
Yes