VW Golf manuals

Volkswagen Golf Service & Repair Manual: 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 and its associated refrigerant oils. This is assured by using genuine replacement parts.
→ Parts catalogue
O-ring:
Never reuse seals!
Check that diameters -a- and -b- are correct.
Before fitting a seal, coat it lightly with refrigerant oil.
  Note
The colour coding of O-rings for R134a refrigerant circuits has been discontinued. Coloured and black O-rings are used.
→ Rep. gr.87
→ Parts catalogue
 

O-ring

Expansion valve
The expansion valve atomises incoming refrigerant and regulates the flow so that, depending on the heat transport, the vapour does not become a gas until it reaches t ...

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 genui ...

Other materials:

Structure of factory finish, surfacer
Surfacer, 2-door vehicles  -  Surfacer Only the coloured areas of the body are filled.         Surfacer, 4-door vehicles  -  Surfacer Only t ...

Removing and installing Bowden cable for remote release mechanism for seat backrest
  Note Removal and installation are described for the left vehicle side. Follow same instructions for the right side as appropriate. Removing Bowden cable on backrest end –  Remove rear seat backrest → Chapter. ...

Identification
Engine number, engine data     The engine code and the engine number are located on the sticker -arrow- on the upper toothed belt guard. The engine code is also on the vehicle data sti ...

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