VW Golf manuals

Volkswagen Golf Service & Repair Manual: Pipes and hoses in refrigerant circuit

The mixture of refrigerant oil and refrigerant R134a attacks certain metals (e.g. copper) and alloys and dissolves certain hose materials. Therefore, always use genuine replacement parts.
The hoses and pipes are held together with screwed joints or special push-fit joints.
  Note
When assembling screwed joints, be careful to comply with the prescribed torques, and when working on push-fit joints, be careful to use the disconnection tools provided.
O-ring
These O-rings seal the joints between the individual components of the refrigerant circuit. Use only seals that are resistant to refrigerant R134a an ...

High-pressure safety valve
The high-pressure safety valve is fitted to the air conditioner compressor or the receiver. The valve opens at a pressure above approx. 38 bar and ...

Other materials:

Removing and installing mounting bracket, LHD vehicles
Remove dash panel end cover on driver side → General body repairs, interior; Rep. gr.70. –  Remove footwell cover on driver side → General body repairs, interior; Rep. gr.68. ...

Assembly overview - driver side dash panel cover
1 -  Bolt 1.5 Nm 2 -  Bolt 1.5 Nm 3 -  Driver side dash panel cover Removing and installing → Chapter 4 -  Bolt Qty. 2 1.5 Nm 5& ...

Assembly overview - brake caliper (PC57 brakes)
When carrying out repairs, install all parts supplied in repair kit. Use only methylated spirits for cleaning the brake. Apply thin coat of assembly paste G 052 150 A2 to brake cylinder, piston and sealing ring. 1 -& ...

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