LG MLP-F8081CL Service Manual page 46

Troubleshooting Guide
Check power source.
Check control switch
setting.
Compressor only fails to
start
Drop of power voltage
Defect of compressor
capacitor
Capacitor check
Replacement
Irregular motor resistance
Irregular motor insulation
Replacement of compressor
46 Floor Standing Type Air Conditioner
Failures to Start
Electric heater is not energized
Loose terminal connection.
Improper wiring
( Ω )
Regular but fails to start.
( Ω )
Replacement of compressor
Check of circuit breaker
and fuse.
Check control switch.
Fan only fails to start
Improper wiring
Defect of fan motor
capacitor.
Irregular motor
( Ω )
resistance
Irregular motor
( Ω )
insulation
Replacement of fan motor.
Improper electric heater
Replacement of electric
heater