Volkswagen Golf Service & Repair Manual: If there is still refrigerant in the refrigerant circuit

Volkswagen Golf Service & Repair Manual / Air conditioning system with refrigerant R134a / Renewing components / In the event of leaking or damaged components (apart from the air conditioner compressor, receiver or reservoir) / If there is still refrigerant in the refrigerant circuit

Drain refrigerant circuit.

–	Remove defective part, purge with compressed air and collect escaping refrigerant oil.

–	A quantity of fresh refrigerant oil equal to the quantity of refrigerant oil that has been blown out (plus 20 cm³ for the evaporator, plus 10 cm³ for the condenser, refrigerant pipes and refrigerant hoses) should be poured into the new component.

–	Renew restrictor. Depending on vehicle

–	Assemble refrigerant circuit, evacuate and charge.

If the refrigerant circuit was completely empty

Remove defective part. – Remove air conditioner compressor. – Remove oil drain screw from air conditione ...

Renewing air conditioner compressor

Note On vehicles equipped with an electrical air conditioner compressor, de-energise the high-voltage system before removing the air conditioner compre ...

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