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 emblems at rear
Note The emblem cannot be removed without damage. Removing – Use a screwdriver -3- to carefully lever manufacturer emblem -1- off swivel badge -2- in -direction of arrow A-. Installing – Pres ...

Statutes and regulations
Note The laws and regulations listed below are valid in the Federal Republic of Germany. Other or additional laws and regulations may apply in other countries. Sources in other countries may be obtained from the ...

Assembly overview - anti-roll bar, multi-link suspension, four-wheel drive
1 - Lower transverse link 2 - Nut Renew after removing 20 Nm +180° 3 - Coupling rod Removing and installing → Chapter 4 - ...