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 light conductor for front sill panel moulding ambient lighting -W67-/-W68
Note The light conductors for front sill panel moulding ambient lighting -W67-/-W68- are integrated into the sill panel mouldings and cannot be renewed individually. If the light conductor for front sill panel mouldi ...

Technical data
Capacities for refrigerant R134a Air conditioner compressor Manufacturer Total capacity 6SES14C Manufacturer: Denso. 500 ± 15 grammes 11PXE14 Sanden 500 ± 15 grammes 6CVC140 Manufacturer: Delp ...

Dimensions – lettering on wing, “R”
1 - Emblem 2 - Height dimension 5.0 ± 1 mm, from upper edge of lettering to edge of wing 3 - Horizontal dimension 1.5 ± 1 mm, from outer edge of wing to lettering ...