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:

Loading the trailer
First read and observe the introductory information and safety warnings Trailer weight and drawbar load The trailer weight is the weight that the vehicle can pull  . The drawbar load is the weight that the towing bracket exerts on the ball coupling vertically from above   . The figure ...

Components of reversing camera system
The reversing camera system supports the driver during reversing by providing the driver with an image of the traffic situation behind the vehicle via display unit for control device of front display and information control panel -J685-. ...

Front camera for assist systems
Removing and installing front camera for driver assist systems Removing –  Switch off ignition and all electrical consumers. –  If ignition key is present, disengage in position ...

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