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2-4. Cooling
Problems
Checks
High
temperature
in the freezer
compartment.
Causes
Re_gera_leak.
Shortage
of refrigerant.
Check seauence
1. Check the welded parts of the
drier inlet and outlet and drier
auxiliary in the compressor
compartme_
(high pressure side).
2. Check the end of compressor
sealing pipe (low pressure side).
3. Check silver soldered parts.
(Cu + Fe / Fe + Fe).
4. Check bending area of wire
condenser pipe in compressor
compartment (cracks can
happen during bending).
5. Check other parts (compressor
compartment and evaporators in
freezer compartment).
Check frost formation on the surface
of evaporator
in the freezer
compartment.
- If the frost forms evenly on the
surface, it is OK.
- If it does not, it is not good.
Measures
Weld the leaking part, recharge
the
refrigerant.
- Find out the leakingarea, repair,
evacuate, and recharge the
refrigerant.
- NOleaking, remove the remaining
refrigerant, and recharge new
refrigerant.
Remarks
Drier must be replaced.
Dder must be replaced.
F.
Q
o
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