Daewoo FRX-623B Series, Service Manual

Page: 47 / 68

8. Operation Noise of Refrigerator
8-1. Refrigerant Flow Sound
TROUBLE SHOOTING
Water flowing or
hiss sounds?
Start
Hiss or sizzling sound
when comprssor starts
Any shaking sound from
Freezer compartment when
compressor works?
Attach an absorber gum
on the capillary tube
No
No
Yes
Apply a gum on the
accumulator
Yes
Fasten the evaporator tightly
not to touch liner surfaces.
Yes
8-2. Fan Noise
Remarks
No
Explain refrigerator work
mechanism and sound to the
user or customer
- Water flowing sound, hiss or sizzling sound can make while
refrigerant in the pipes is changing from liquid to gas state when
compressor starts or stops.
- It is normal sound.
Fan is touching the
something?
Start
Fan Motor assembly is
moving or shaking?
Motor has its own noise or
vibration when working?
Damaged / transformed?
Set it right not to touch
No
No
Yes
Set it right not to move
Yes
Chenage the new
Yes
- The fan is sending out cold air to circulate each corner of the compartsment.
- When the air is touching the surface of louver or liner wall, such sound can make.
Remarks
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