Bentley Volkswagen.Golf.Jetta.R32.Official.Factory.Repair.Manual.1999-2005

Refrigerant circuit
Página 4 de 11
- Open quick-release couplings at service connections.
Refrigerant circuit, discharging using
service station
- Work procedure may vary depending on the type of tools
selected (the tool-specific operating instructions should
therefore be followed).
- The refrigerant circuit is to be discharged if parts of the
refrigerant circuit are to be removed, if there is any doubt
about the quantity of refrigerant in the circuit or if safety
precautions so require.
- All the necessary usage information for working with the
refrigerant service station can be found in the service
station operating instructions.
Draining:
- Switch off ignition.
- Connect service station in line with operating instructions
to vehicle service connections
Repair Manual, Heating & Air Conditioning, Repair
Group 87 ,
and start up service station.
Note:
- There is a possibility of refrigerant oil being extracted from
the refrigerant circuit together with the refrigerant. To
ensure compressor lubrication, the refrigerant oil in the
circuit must be topped up with fresh oil
Repair Manual, Heating & Air Conditioning, Repair
Group 87 ,
.
- On vehicles equipped with a compressor with no A/C
clutch (with A/C Compressor Regulator Valve N280 ) the
engine should not be run for longer than absolutely
necessary with the refrigerant circuit empty (compressor
always in operation as well).
- On vehicles with a compressor with A/C clutch, the engine
is only to be started following complete assembly of the
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13/2/2005