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 sunroof roller blind
Special tools and workshop equipment required Removing Torque wrench -V.A.G 1783- – Remove glass panel → Chapter. ...

Assembly overview - door handle and door lock
Note Only the left side is shown. The right side is similar. 1 - Door lock Removing and installing → Chapter 2 - Bolt 3 Nm For lock cylinder 3 - Mounting bracket ...

Assembly overview - sun visors
Note The assembly overview is shown for the driver side. The assembly overview for the front passenger side is analogous. 1 - Sun visor Removing and installing → Chapter 2 - Sun visor mount ...