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:
Distinguishing features of jointless wiper blades
Distinguishing features of Bosch and Federal Mogul products.
When renewing wiper rubbers, note the make. When renewing
wiper blades, the same make must be used.
Wiper blades can be identified according to wiper arm
...
Removing and installing centre underbody covers
Note
The removal and installation procedures may have to be modified
slightly depending on engine fitted.
Removing
Unclip spreader river -2- and remove
centre underbody panels.
Installing
Installation is carried out in reverse ...
Permanent underbody protection -D 314 D37 M2-, black
Designation:
Permanent underbody protection -D 314 D37 M2-, black
Issued 02.2010
Product description, permanent underbody protection -D 314
D37 M2-, black
Permanent underbody ...
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Expansion valve
Pipes and hoses in refrigerant circuit