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X
X
B The
X
X
X
C The
compressor
X
starts up
and stops
repeatedly
X
X
X
X
X
X
because the
maximum
pressure
tripped
X
X
RF-SVX003A-GB
X
S
X
S
X
S
X
S
X
S
X
S
X
U
X
S
X
S
X
S
U
S
X
U
X
S
X
S
X
S
Compressor burnt or
seized
Compressor contactor
de-energized
Power circuit open
Motor thermal
protection open
minimum value of set
point
Compressor contactor
defective
Calibration values Of the
set-point or differential
wrong
Lack of coolant
order
Overcharge of
refrigerant
Fan not working
blocked
Presence of non-
condensable gases in
the refrigerating circuit
Refrigerant fi lter
clogged
Troubleshooting
Replace the compressor
the coil of the compressor
contactor and the continuity of
the coil
Investigate the cause of the
protection, and check if there
are any short circuits in the
wiring or in the windings of
the motors of pump, fan,
compressor and transformer
The compressor has operated
in critical condition or there
is a lack of charge in the
circuit: Make sure that working
conditions are within the limits
of operation. Loss of coolant:
see section G
See point E
Modify them as reported in the
tables.
Download the excess gas
Remove dirt from the battery
and obstructions to the airfl ow.
necessary.
Prime the circuit after it has
been evacuated and put under
vacuum
61
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