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:

2-pack HS Performance surfacer
Designation: 2-pack HS Performance surfacer -LVM 014 100 A4-, white 2-pack HS Performance surfacer -LVM 014 173 A4-, dark grey 2-pack HS Performance surfacer -LVM 014 190 ...

Pressures and temperatures in the refrigerant circuit
WARNING When working on the refrigerant circuit, observe generally applicable safety rules and the Regulations for Pressure Tanks. The pressures and temperatures in the ref ...

Assembly overview - track rod, multi-link suspension, front-wheel drive
1 - Subframe 2 - Bolt Renew after removing 70 Nm +180° 3 - Wheel bearing housing 4 - Track rod Removing and installing → ...