Refrigerating Cycle; Troubleshooting Chart; Leakage Detection - Kenmore 4666812 Service Manual

CAUSE
STATE OF
THE SET
STATE OF THE
EVAPORATOR
TEMPERATURE
OF THE
COMPRESSOR
BEMARKS
r
m
x
o
m
PARTIAL
LEAKAGE
Freezer room and
Refrigerator"
don't cool
normally.
Low llowing sound of
Relrigerant is heard and
lrost forms in inlet only
A little high
more lhan
ambient
temperature.
. Refrigerant level is low due
to a leak.
. Normal cooling is possible
when injecting of Relrigerant
the regular amount.
WHOLE
LEAKAGE
Freezer room and
Refrigerator
don't cool
normally.
Flowing sound of Refrigeranl
is not heard and frost isn't
tormed.
Equalto ambient
temperature.
. No discharging ol Refrigerant.
. Normalcooling is possible
when injec'ting of Relrigerant
the regular amount.
o
I
o
m
0
@
I
c
CN
-{
PARTIAL
CLOG
Freeze room and
Refrigerator
don'l cool
normally.
Flowing sound of Refrigerant
is heard and frost forms
in inlet only.
A litlle high
more lhan
ambient
temperalure.
. Normal discharging ot
refrigerant.
. The capillary lube is faulty.
WHOLE
CLOG
Freezer room and
Relrigerator
don't cool.
Flowing sound ol Refrigerant
is not heard and frost isn't
lormed.
Equalto ambient
temperature.
. Normal discharging of
Refrigerant.
MOISTURE
CLOG
Cooling operation
stops periodically.
Flowing sound of Refrigerant
is not heard and frost melts.
Low lhan
ambient
temperature
. Cooling operation restarts
when heating the inlet of
capillary tube.
o
9;
't '11
H8
g#
z
COMP.
RESSION
Freezer and
Refrigerator
don't cool.
Low flowing sound ol
Flelrigeranl is heard and
frosl forms in inlet only.
A linle high
than ambient
temperature.
. Low pressure at high side
ol compressor due to low
refrigerant lwel.
NO COMP.
RESSION
No compressing
operation.
Flowing sound of Refrigeranl
is not heard and no frost.
Equallo ambient
temperature.
. No pressure of high pressure
part in lhe comprassor.
6-5 REFRIGERATING CYCLE
V Troubleshootlng Chart
Y Leakage Detection
oObserve discharging point of refrigerant which may be in the oil discharging part in the compressor and hole ol evaporator.
No lrost
or forms
in inlel only
Frost formed normdlly
Normal amount
Y , }
0.
i l l
I rt,-
n . ' r
0ii
CIr
A , '
'-,,j
No or much amount
Observe the discharged
amount of Refrigerant.
Iniect Refrig€ranl to ComPressor
and check cooling operation.
Check Compressor
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