7. Cold of Vegetable Case
8. Operation Noise of Refrigerator
8-1. Compressor operation noise
- Compressor sound is somewhat normal because it works like a heart to circulate the refrigerant in the pipes.
- Rattling or metalic touch sound of motor, piston of compressor can be heard when it starts or stops.
TROUBLE SHOOTING
Remark
Temperature setting
is 'MAX'?
Start
Check Valve
operation is ok?
Any Refrigerator
sensor Error?
Change to 'MIDDLE' mdoe
No
Yes
Yes
Repair or change the new
No
Repair or change the new
Sensor is ok?
Check sensor connection
(Check the connector to Main PCB)
No
No
Yes
Yes
Refrigerator Foot
level is ok?
Start
Rubber absorber to
hold compressor is
distorted or aged?
Sound from
compressor itself or
vibration?
Adjust foot leveling
(Refer to User Manual)
Yes
No
No
Change the Rubber
absorber
Yes
Yes
Attach a restrainer on the
compressor head to reduce
vibration and high frequency noise
No
Change the compressor
41
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