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

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