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:
Assembly overview - fuel tank, vehicles with multi-link rear suspension
1 -
Fuel line
Vehicles with auxiliary heater
To metering pump -V54-
Do not kink
To pull off, press release button on connection.
Plug-in connectors must engage »audibly«
when joined. ...
Wear in middle of tyre
This wear pattern is found on the driven wheels of
high-performance vehicles that are frequently driven long
distances at high speeds.
At high speeds, centrifugal forces cause the tyre diameter
to increase more in the middle of the tread ...
Layout - multi-function steering wheel
For a better usability of infotainment, telephone,
navigation, cruise control system and vehicle menu, buttons are
integrated in steering wheel. For Tiptronic, additional rocker
switches are provided to the right and to the left.
The con ...
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Expansion valve
Pipes and hoses in refrigerant circuit