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 flap for charging bay
Removing     –  Removing radiator grille → Chapter –  Remove bolts -2-. –  Push flap for charging bay -1- towards side, -arrow a-. ...

Starting the engine
First read and observe the introductory information and safety warnings  The steps should only be carried out in the specified order. Step Vehicles without Keyless Access Vehicles with Keyless Access 1. ...

2-pack wash primer
Designation:   2-pack wash primer -LHV 043 000 A2- Issued 10.2010 Product description The 2-pack wash primer is a zinc chromate-free, phenol-free, acid-curing two-pack w ...

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