8-4.Noisy - Haier HRFZ-250DAA Service Manual

SERVICE MANUAL
Model: HRFZ-250DAA
.

8-4.Noisy

Noisy
Whether has exterior
influence factor?
NO
Whether the sound is normal?
NO
Noise type
Compressor noise
Is there collision between
compressor/pipe/compressor
Compressor-self nois
support bracket/drain pipes?
NO
Whether the compressor
fixing clips or bolts are loose
NO
Whether the damper block of
compressor is disabled or no
flexibility?
NO
Whether terminal box is
fixed tightly?
YES
Compressor-self noise
YES
Adjust appliance and
explain to user
YES
Explain to user
Adjust distance
YES
to more than
5mm
YES
Adjust and fix bolts
or fixing clip
YES Replace rubber
damper cushion
NO
Adjust and fix
Adjust pipeline, or add shock
damper glue
Exterior factor and
1. The adjustable foot is not level.--Explained the ground
is uneven, user can use spanner adjust refrigerator food,
locates the freezer
2. The freezer and other goods bump or near to the
wall--The user may move the goods which bumps or
adjust the distance between freezer and wall (10-20cm)
Cooling system noise
Wind blow Rumble
sound sound
YES
Whether the Is
pipeline rumble
does sound big?
resonate?
NO
Is the freezing
evaporator
YES
fixed tightly?
NO
YES
Refilling
Issue 2012-4-9
Rev. Ref0911S006V0
solution measure
in the horizontal position
Refrigerant
eruption
sound
YES
YES
the
The
capillary
tube is not
smooth or
has burr.
is
Add shock damper glue
or fix the evaporator
tightly.
：
23
Relay sound
Compressor
starter noise
YES
Replace
starter