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7. 0. Tr oubl e c he ck f or t he c ool i ng c ycl e :
Symptom
The EVAP cools down and warms
!
again.
The condenser warms in
!
proportion as the EVAP cools
The process continues to repeat.
!
The condenser is cold.
!
The EVAP is not cold.
!
The temperature of the compressor
!
is high.
No difference in temperatures
!
between suction pipe and
discharge pipe.
The temperature of the compressor
!
is maintained at room temperature.
The EVAP does not cool down.
!
Frost on the suction pipe.
!
The condenser is overheated.
!
The refrigeration in the EVAP is
!
not efficient.
The condenser is cold.
!
The compressor surface
!
temperature is high.
The refrigerator is not easily get
!
cooled.
This document is only intended for qualified technicians who are aware of the respective safety regulations.
Revised on 25/03/2003
Document No. WOI/GNF/2003/003
Cause
Moisture in the refrigerant
cause the malfunction.
.
Foreign substances
hamper the cooling cycle.
The compressor
is defective.
To much refrigerant.
Refrigerant licks
(Slight r
efrigerant
leakage causes partial
cooling with
frost on the EVAP
Subject to modification
Suggestions
Replace the refrigerant.
Locate the disturbed
section and
make repairs.
Replace
the compressor.
Replace the refrigerant.
After welding the
licked parts,
replace the refrigerant.
)
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