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:
Setting the gloss level of HS clear coats and HS top coats
Issued 04.2013
The gloss level of HS clear coats and HS top coats is set by
mixing them with matting additive -LVM 769 810 A2- for plastic
and metal substrates.
The information on the factors that influence gloss level
...
Removing and installing front side window
WARNING
Always wear safety goggles and leather gloves.
Note
To cut out the front side window, use the wire reel -VAS 6452/1-.
–
Pull trim strip (if fitted) out of seal.
Protect surr ...
Removing and installing swivel joint
Special tools and workshop equipment required
Ball joint puller -3287 A-
Angle wrench -V.A.G 1756-
Ring spanner insert -V.A.G 1332/10-
...
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Expansion valve
Pipes and hoses in refrigerant circuit