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:

Overview of fitting locations - components not located in passenger compartment, Golf Variant LHD
1 -  Exhaust ventilation for passenger compartment Checking → Chapter Removing and installing → Chapter 2 -  Ambient temperature sensor -G17- Removing and installing ...

Legislative conditions
The manufacturer is issued with a general operating permit (GTA in accordance with § 20 StVZO (German road traffic and licensing regulations) and EU operating permit) for the overall vehicle with all parts for specific conversions. Conv ...

Adjusting Bowden cable for backrest release mechanism
  WARNING Ensure backrest is locked in position (default position), otherwise it can tilt forwards in an uncontrolled manner. –  Remove backrest cover and backre ...

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