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:

Notes on treating corroded fold areas
Examples for corrosion in the fold area of bonnet, door or rear lid –  Remove corrosion using → Chapter „Pneumatic brush grinder set -VAS 6446-“ or → Chapter „Brush grinder set -VAS 6776-“. ...

Wheel allocation
6 J x 15 6 J x 15   Note Always observe the allocation of wheels and tyres to the respective engines, which are listed in the overview table. Explanation of information on wheels: → Wheels and Tyres Guide - General informatio ...

Run-flat tyre system PAX, checking support ring
As with tyres, the support ring does not always need to be renewed after driving with a flat tyre.     If the following damage can be observed, renew the support ring: Broken par ...

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