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
→ Preparing the vehicle for working in the engine compartment
→ Opening and closing the bonnet
Always park the vehicle on a level and stable surface before carrying out any
work in ...
Test after driving for 10 minutes
First read and observe the introductory information
and safety warningsReconnect the tyre filler hose and check the tyre pressure
on the tyre pressure display ⑥.
1.3 bar (19 psi / 130 kPa) and lower:
Do not drive on! The tyre cannot be sealed adequately with
the breakdown set.
...
2-pack wash primer
Designation:
2-pack wash primer -LHV 043 000 A2-
Issued 10.2010
Product description
The 2-pack wash primer is a zinc chromate-free, phenol-free,
acid-curing two-pack w ...
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Expansion valve
Pipes and hoses in refrigerant circuit