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. |
| 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. |
|
|
|
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 ...
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:
Airbag system
Overview of fitting locations - airbag system
1 -
Airbag control unit -J234-
Assembly overview
→ Chapter
2 -
Airbag warning lamp -K75-
Integrated in dash panel insert
Cannot be renewed separately.
Rem ...
Removing and installing circulation pump -V55-
Special tools and workshop equipment
required
Hose clamps, up to 25 mm -3094-
Pliers for spring-type clips -VAS 5024A-
...
Seam seals, rear body
Note
Seam seals made during repair work must be identical in
appearance and thickness to the original seam seals.
To avoid damage or faulty operation, brush seam seals smooth
near attachments which must be attached.
...
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Expansion valve
Pipes and hoses in refrigerant circuit