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:

Releasing gas from gas strut
Clamp gas strut in vice in area x = 50 mm. WARNING Wear protective goggles when sawing. Cover area of saw cut with a cloth. Dispose ...

Removing and installing bench seat / individual seats
Removing – Move front seats as far forwards as possible. – Unclip guides -1- for ISOFIX child seat anchor (qty. 4) from anchors → Chapter. ...

Assembly overview - steering column
Note Always renew self-locking nuts. Always renew corroded nuts and bolts. Always renew nuts and bolts that have been tightened further by a set angle. 1 - Central pipe of dash panel 2 -&nb ...