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:

Working with the air conditioner service station
  Caution If there is evidence to suggest that chemical substances have been added in the vehicle to seal leaks, do not connect the air conditioner service station and do not extract the refrigerant. ...

Locking and unlocking the vehicle from the inside
Fig. 29 In the driver door: central locking button First read and observe the introductory information and safety warnings  Press the button  : Unlocks the vehicle. Locks the vehicle. The central locking b ...

Removing and installing bench seat / individual seats
Removing –  Move front seats as far forwards as possible. –  Unclip guides -1- for ISOFIX child seat anchor (qty. 4) from anchors → Chapter.   ...

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