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:
Introduction
This chapter contains information on the following subjects:
→ Warning lamp
→ Opening the tailgate
→ Closing the tailgate
Additional information and warnings:
Exterior views
Central locking system
Transporting
Manual open ...
Removing and installing Hall sender 3 -G300-
Removing
–
Release hose clips -1- and
-2-, and remove air pipe.
–
Disconnect electrical connector -1-.
...
Notes on tow-starting
First read and observe the introductory information
and safety warningsVehicles should not be tow-started wherever possible.
Use jump leads to start the engine instead .
For technical reasons, the following vehicles cannot be tow-started:
Vehicles with an automatic gearbox.
Vehicle ...
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Expansion valve
Pipes and hoses in refrigerant circuit