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:

Fitting single wire seals
  Note Single wire seals prevent the ingress of moisture and dirt in the contact housing. They are installed, for example, in the engine compartment and must always be reinstalled following repairs. As standard, ...

Removing and installing drive shaft, left drive shaft, constant velocity joints VL100 and VL107, except for e-Golf
Special tools and workshop equipment required     Torque wrench -V.A.G 1332-   Press tool -T10520- ...

Safety precautions when painting electric drive vehicles
  Caution Danger of damage to battery cells at excessive drying temperatures!   For drying temperatures of +80°C, observe the flash-off period of 30 minutes max. ...

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