Volkswagen Golf Service & Repair Manual: Leaks or internal damage (e.g. noises or lack of power)

Volkswagen Golf Service & Repair Manual / Air conditioning system with refrigerant R134a / Renewing components / Renewing air conditioner compressor / Leaks or internal damage (e.g. noises or lack of power)

–	Drain refrigerant circuit.

–	Remove air conditioner compressor.

Note

In the event of internal damage (to air conditioner compressor), purge with R134a refrigerant → Chapter.

If a different air conditioner compressor with other refrigerant oil is fitted, purge the refrigerant circuit with R134a refrigerant → Chapter.

–	Renew receiver / dryer cartridge and expansion valve or reservoir and restrictor. Only if there was no more refrigerant in the circuit.

–	If leaking, examine the expansion valve for dirt or corrosion; renew if necessary.

–	Assemble refrigerant circuit, evacuate and charge.

Without needing to purge refrigerant circuit of contaminants (cleaning), e.g. in cases of external damage after an accident

Drain refrigerant circuit. – Remove air conditioner compressor. Note If a different air conditioner com ...

Renewing receiver or reservoir, and restrictor

...

Other materials:

Removing and installing rear lid
Special tools and workshop equipment required Removing Torque wrench -V.A.G 1331- – Remove upper rear lid trim → Genera ...

Testing equipment and tools
List of test equipment, tools and materials Note This list is an overview of the test equipment, tools and materials necessary for professional repairs to the refrigerant circuit. Caution ...

Assembly overview - interior monitoring, LHD vehicles
1 - Anti-theft alarm system sensor -G578- Removing and installing → Chapter Needs parameterisation after renewal → Chapter 2 - Bolt Qty. 4 Specified ...