Loading ...
Loading ...
Loading ...
6-5 REFRIGERATING CYCLE
• Troubleshooting Chart
CAUSE STATE OF STATE OF THE TEMPERATURE
THE SET EVAPORATOR OF THE REMARKS
COMPRESSOR
PARTIAL Freezer Low flowing sound of A little higher • Refrigerant level is low due
LEAKAGE compartment and Refrigerant is heard and than ambient to a leak.
Refrigerator don't frost forms in inlet only temperature. * Normal cooling is possible
r-
m cool normally, when injecting of Refrigerant
"_" the regular amount.
_m WHOLE Freezer Flowing sound of refrigerant Equal to ambient • No discharging of Refrigerant.
LEAKAGE compartment and is not heard and frost isn't temperature. • Normal cooling is possible
Refrigerator don't formed, when injecting of Refrigerant
cool normally, the regular amount.
o PARTIAL Freeze Flowing sound of refrigerant A little higher ° Normal discharging of
_) CLOG compartment and is heard and frost forms than ambient refrigerant.
o Refrigerator don't in inlet only temperature. • The capillary tube is faulty.
53
m cool normally.
-_ WHOLE Freezer Flowing sound of refrigerant Equal to ambient • Normal discharging of
CLOG compartment and is not heard and frost isn't ! temperature. Refrigerant.
us Refrigeratordon'tcco[ formed.
MOISTURE Cooling operation Flowing sound of refrigerant Lower than • Cooling operation restarts
CLOG stops periodically, is not heard and frost me_ts, ambient when heating the inlet of
temperature capillary tube.
o COMP- Freezer and Low flowing sound of A titlle higher ° Low pressure at high side
O _ RESSION Refrigerator refrigerant is heard and ambient of compressor due to low
•"o -rl
::0m don't cool. frost forms in inlet only. temperature, refrigerant level.
m_
co-_
co_ NO COMPo No compressing Flowing sound of refrigerant Equal to ambient • No pressure of high pressure
O m RESSION operation, is not heard and no frost, temperature, part in the compressor.
z
• Leakage Detection
• Observe discharging pointofrefdgerant whichmaybe in the oil dischargingpart inthe compressorandhole of evaporafor.
Check if compressor YES
runs or not.
Moisture Clog 1
Frostformed normally
Check if frost
forms or not in
Evaporator.
I
i Normal amount
Faulty
Compressor.
IClogged by dust.
Check
Compressor
I
Check ifoil
No frost _" leaks or not.
or forms
in inlet only
t Observe the discharged
amount of Refrigerant.
No or much amount
Inject refrigerant to compressor
and check coo] ng operation,
J
Frost formed normally
YES
>I Gas leakage. ]
(Check the leakage point)
-14-
Loading ...
Loading ...
Loading ...