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 seat backrest
Special tools and workshop equipment required Torque wrench -V.A.G 1331 Removing – Remove bench seat → Ch ...

Securing child seats with the top tether
Fig. 80 Retaining rings for the top tether on the back of the rear bench seat First read and observe the introductory information and safety warnings Observe the instructions provided by the child seat manufacturer when fitting or removing the child seat . Release the seat ba ...

City emergency brake function
Fig. 175 The display in the instrument cluster: advance warning display First read and observe the introductory information and safety warnings The city emergency brake function is part of the area monitoring system (Front Assist) and is active when Front Assist is switched on. Dependin ...