Volkswagen Golf Service & Repair Manual: O-ring
| Use only O-rings that are resistant to refrigerant R134a and
related refrigerant oils. O-rings are no longer colour-coded.
Coloured and black O-rings are used. |
| Check that the O-rings used have the correct internal
diameters. |
| Before installing, moisten O-rings lightly with refrigerant
oil (PAG oil). |
 Note
| When purging components with compressed air and nitrogen,
always collect the gas mixture exiting the component with
suitable exhaust gas extraction equipment (workshop fume
extractor). |
| After completion of repair work screw sealing caps (with
seals) onto valve and service connections. |
| Before operating the air conditioning system. Check the
vehicle-specific charge quantities
→ Rep. gr.87. |
| Do not top up a charged refrigerant circuit; discharge
refrigerant present and recharge system. |
|
Observe instructions specific to the workplace;
→ Volkswagen ServiceNet; Handbooks; Service handbook;
Environmental protection. Refrigerant from air
c ...
After installing a new air conditioner compressor or filling
with fresh refrigerant oil (e.g. after blowing out refrigerant
circuit), turn compressor pulley 10 r ...
Other materials:
Assembly overview - fuel tank, vehicles with fuel tank leak detection
1 -
Cap
Screw in until engages audibly
Secured to tank flap unit by means of retaining strap.
2 -
Earth connection
For fuel filler neck
3 -
Bolt
Renew ...
Special connector systems
Note
If necessary, any housing catches in place (secondary
locking mechanisms) must be released or removed prior to
disengaging the contacts using the prescribed tool
→ Chapter.
...
Removing and installing inner door handle
The inner door handle is clipped into trim panel.
Note
Removal and installation are described for the trim panel
on driver side. Follow same instructions for the front passenger
side as appropriate.
Removi ...
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Basics for working on refrigerant circuit
Before operating the air conditioning system after recharging with
refrigerant