Volkswagen Golf Service & Repair Manual: Removing and installing refrigerant line between condenser and air conditioner compressor

Volkswagen Golf Service & Repair Manual / Heating, air conditioning / Air conditioner / Refrigerant circuit / Removing and installing refrigerant line between condenser and air conditioner compressor

Special tools and workshop equipment required

Engine bung set -VAS 6122

Torque wrench -V.A.G 1331/- (5…50 Nm)

Air conditioner service station

Removing

–	Observe safety precautions → Chapter „Safety precautions when handling refrigerants“.

–	Comply with notes → Chapter „Working on refrigerant circuit“.

–	Extract refrigerant using air conditioner service station before opening refrigerant circuit.

Depending on the engine, parts of the air filter must be removed → Rep. gr.24 or → Rep. gr.23.

Depending on the engine, parts of the air duct must be removed → Rep. gr.24 or → Rep. gr.23.

Depending on engine, parts of the charge air system must be removed → Rep. gr.21.

–	Remove front bumper cover → General body repairs, exterior; Rep. gr.63.

–	Remove noise insulation → General body repairs, exterior; Rep. gr.66.

Risk of freezing injury caused by escaping pressurised refrigerant.There is a risk of injury to the skin and parts of the body due to freezing.Always wear safety gloves.Always wear safety goggles.Extract refrigerant, and open the refrigerant circuit immediately afterwards.If more than 10 minutes passed since the refrigerant has been extracted, do not open the refrigerant circuit prior to extracting refrigerant anew. Due to re-evaporation, pressure will be built up in the refrigerant circuit.

Engine bung set -VAS 6122

–	Unscrew bolt -5- of upper refrigerant line -3-.

–	Remove refrigerant line -3- from condenser -1-.

Engine bung set -VAS 6122

–	Unscrew bolt -3- of refrigerant line -2-.

–	Remove refrigerant line.

Installing

Installation is carried out in the reverse order. When installing, note the following:

–	Renew seals. For versions, refer to → Electronic Parts Catalogue.

–	Moisten seals with refrigerant oil before installing → Chapter.

Note

Ensure proper seating of seals in the groove of the respective refrigerant line.

Specified torques

→ Chapter „System overview - refrigerant circuit“

→ Chapter „Assembly overview - drive unit of air conditioner compressor“

Noise insulation → General body repairs, exterior; Rep. gr.66

Front bumper cover → General body repairs, exterior; Rep. gr.63

Engine bung set -VAS 6122

Removing and installing refrigerant line between condenser and evaporator

Special tools and workshop equipment required Engine bung set -VAS 6122 ...

Removing and installing refrigerant line between air conditioner compressor and evaporator

Special tools and workshop equipment required ...

Other materials:

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Removing – Remove dash panel → General body repairs, interior; Rep. gr.70. – Remove air duct for centre dash panel vent -1- upwards from ...

After purging refrigerant circuit of contaminants, e.g. due to moisture intrusion (because refrigerant circuit has stood open for a length of time) or due to dirt
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