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:

Safety precautions when painting natural gas-powered vehicles
DANGER! Excessively high drying temperatures endanger life! High temperatures increase the pressure in the tank for natural gas or liquefied petroleum gas. Excessive pressure can cause the tank for natural ...

Removing and installing anti-roll bar
Special tools and workshop equipment required Torque wrench -V.A.G 1332- Engine and gearbox jack -V.A.G 1383 A- ...

Side airbags
Fig. 73 On the left-hand side of the vehicle: deployment zones of side airbags (variant A). On the side of the front seat: location and deployment range of the side airbag (variant B) First read and observe the introductory information and safety warnings The side airbags are located in th ...