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:
Conicity
Conicity is caused by a slight offset of the tread and/or
the belt (amounting to a few tenths of a millimetre) relative to
the geometric centre of the tyre. Taper is not visible and
cannot be measured with equipment available in the workshop.
& ...
Removing and installing striker pin
Special tools and workshop equipment
required
Torque wrench -V.A.G 1331-
Socket -3410-
Note
Removal and inst ...
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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Expansion valve
Pipes and hoses in refrigerant circuit