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:
General information
Repair instructions for repair work on ABS
The ABS brake system is divided diagonally. The
servo-assistance is effected pneumatically by the vacuum brake
servo unit.
Vehicles with ABS are not fitted with a mechanical bra ...
Introduction
This chapter contains information on the following subjects:
→ Jump lead connection point (earth connection)
→ How to start the engine using jump leads
If the engine fails to start because the vehicle battery is flat, the flat battery
can be connected to the battery of another ...
Structure of factory finish, clear coat
Clear coat, 2-door
-
Clear coat
Only the coloured areas of the body receive a clear coat.
Clear coat, 4-door
-
Clear coat
Only t ...
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Expansion valve
Pipes and hoses in refrigerant circuit