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 window regulator motor -V14-/-V15-
Special tools and workshop equipment required Note Removal and installation are only described for the left window regulator motor. Removal ...

Removing and fitting head restraints
Fig. 48 Removing the front head restraint Fig. 49 Removing the rear head restraint First read and observe the introductory information and safety warnings Every seat is fitted with a head restraint. The front head restraints are intended solely for use with the front seats, and the centr ...

Removing and installing tyre pressure sensor, tyre pressure sensor without valve, production version
Special tools and workshop equipment required Torque wrench -V.A.G 1410- Carry out the following work: Removing – R ...