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:
Removing and installing subwoofer -R211-
The subwoofer -R211- is located in the spare wheel well.
Removing
–
Switch off ignition and all electrical consumers, and remove
ignition key.
–
Take out luggage compartment f ...
Assembly overview - flanging tool
The flanging tool for brake lines -VAS 6056- can be used to
flange brake lines with an outer pipe diameter of 5 mm without
damaging the coating. In certain cases, this allows sections of
brake lines to be renewed at less expense.
N ...
Removing and installing rear parking aid warning buzzer -H15-
Removing
–
Remove C-pillar trim
→ General body repairs, interior; Rep. gr.70.
–
Lever out spreader clips -1-
and -3-.
...
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Expansion valve
Pipes and hoses in refrigerant circuit