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 radiator cowling
Removing –  Release hose clip -1- and detach air hose.     –  Unscrew bolt -2- on left and right. –  Unclip air duct at lo ...

Assembly overview - control unit and hydraulic unit, LHD vehicles
1 -  Brake line From primary piston circuit of brake master cylinder to hydraulic unit. Identification: Ш 6 mm and flare nut with thread M 12 x 1 14 Nm 2 -  Brake line Fr ...

Indicator lamps
First read and observe the introductory information and safety warnings  Lit up Possible cause Solution The vehicle is being held by the electronic parking brake. Switch off the Auto Hold function if necessary   . ...

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