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:
Fitting locations overview - TV system
1 -
Display unit for control device of front display and information
control panel -J685-
Removing and installing
→ Chapter „Removing and installing radio -R-, Composition Touch and
Composition Colour version“
Re ...
Checking and adjusting selector lever cable
Brief description
Selector lever cable must be removed from gearbox so that
its ease of movement can be checked. Put removed end down so it
does not rub against anything.
The selector lever must be moved and then the cab ...
Identification
Engine number, engine data
The engine code and the engine number are located on the
sticker -arrow- on the upper
toothed belt guard.
The engine code is also on the vehicle data sti ...
© 2016-2026 Copyright www.vwgolf.org
Expansion valve
Pipes and hoses in refrigerant circuit