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:

Removing and installing lumbar support adjustment switch -E176-/-E177-
  Note Removal and installation are described for the left vehicle side. Follow same instructions for the right side as appropriate.     Removing –  Remove se ...

Removing and installing rear tunnel cross-piece
Special tools and workshop equipment required         Torque wrench -V.A.G 1331- Removing –  Loosen rear underbody panel and press downwards slightly ...

Assembly overview - airbag control unit
1 -  Airbag control unit -J234- Removing and installing → Chapter The control unit is earthed via the housing with the body 2 -  Nut Nut and earth stud form the earth connection for the control unit Threads must be ...

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