VW Golf manuals

Volkswagen Golf Service & Repair Manual: 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:

Possible complaints about refrigerant circuit
  Note The air conditioning system is operating correctly if the air emerging from the vent on the dashboard is at a temperature of 7oC or less. Set the Climatronic to: “LO”. Set the ai ...

Reinforced and Extra Load (XL) tyres
Some tyre manufacturers have for some time replaced the designation “Reinforced” with the designation “Extra Load”. This designation has long been standard in non-European countries. Technically, there is no difference between them. ...

Spare wheel or temporary spare wheel
Fig. 203 In the luggage compartment: handwheel for securing the spare wheel First read and observe the introductory information and safety warnings Removing the spare wheel Open the tailgate and lift up the luggage compartment floor until it is held in position by the side restraints ...

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