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:
Removing and installing oil pump
Removing
–
Remove sump (bottom section)
→ Chapter.
–
Unclip cover for oil pump drive sprocket
-arrows-.
...
Removing and installing knock sensor 1 -G61
Removing
–
Remove air conditioner compressor from bracket and tie up
→ Heating, air conditioning; Rep. gr.87.
–
Disconnect electrical connector ...
Introduction
This chapter contains information on the following subjects:
→ Displays
→ Operation
The traffic sign recognition system can help the driver check the speed limits
or overtaking restrictions that currently apply.
The traffic signs and additional information recognised ...
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Expansion valve
Pipes and hoses in refrigerant circuit