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:
→ Notes on tow-starting
→ Notes on towing
→ Fitting the front towing eye
→ Fitting the rear towing eye
→ Driving notes on towing
Observe any legal requirements when towing or tow-starting.
...
Interior monitoring system and anti-tow alarm
Fig. 32 Next to the driver seat: button
for switching off the interior monitoring system and anti-tow alarm
Fig. 33 In the roof console: sensors for
the interior monitoring system
First read and observe the introductory information
and safety warnings The interior monitoring system will ...
Safety precautions when working on vehicles with high-voltage system
Risk of death due to high voltage
The high voltage system carries high voltage. Electrical shocks will
cause serious injuries or death.
–
People having electronic medical devices for life support or health
maintenance in or on their bodies are pro ...
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Expansion valve
Pipes and hoses in refrigerant circuit