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Problems
Causes
Checks
Measures
Remarks
No defrosting
- Check melting fuse with tester. -
Faullty parts: parts replacement,
If O_;t:OK.
- Check wire color when maeasurthg
If ={_: wire is cut,
resistance with a tester.
1. Check the inner duct with mirror.
Melting fuse blows out.
1) Lead wire is cut.
2) Bad soldering.
tce in the Sucking duct.
1) Tom power off.
1) Icing by foreign materials in the
duct.
2) Icing by cool air inflow through
the gap of heater plate.
3) Icing by the gap of heater plate.
2) Raise the front side(door side),
support the front side legs, and let
the ice melt naturally. (If power is
on, melt the frost by forced
defrosting.)
Bad cool air inflow and discharge,
and bad defrosting due to faulty
contact and insertion (bad connector
insertion into housing of heater,
melting, fuse and motor fan).
2. Check by inserting soft copper
wire into the duct (soft and thin
copper not to impair heating wire).
1. Turn on power, open or close the
door, check that motor fan
operates
(If it operates, motor fan
is OK).
2. Disconnect
parts in the refrigerator
compartment, check the connection
around the housing visually,
defrost, and confirm heat generation
on the heater. Do not put hands on
the sheath heater.
3. Check the parts which have faults
described
in 1, 2 (mechanical
model: disconnect thermostat
from the assembly).
3) Reassemble the heater plate.
t) Check the faulty connector of
housing and reassemble wrongly
assembled
parts.
2) If the parts are very damaged,
remove the parts and replace it
with a new one.
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