Volkswagen Golf Service & Repair Manual: Pipes and hoses in refrigerant circuit

Volkswagen Golf Service & Repair Manual / Air conditioning system with refrigerant R134a / General information on refrigerant circuit / Refrigerant circuit components / 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:

Removing and installing rear window
Note The removal of a bonded window is described using the Removal kit for flush bonded windows -V.A.G 1474 A-. Alternatively, you can also use the cutting tool for bonded windows -VAS 6452-. ...

Assembly overview - steering rack, left-hand drive
Caution The following work must not be performed while the universal joint is separated from the steering rack: Connect battery. Switch on ignition. Turn steering rack. ...

Infrared heater -VAS 6876
Designation: Infrared heater -VAS 6876- Product description: The infrared heater is used to dry putty, filler, base coat, top coat and clear coat on vertical or horizontal surfaces. ...