Volkswagen Golf Service & Repair Manual: Clearing refrigerant circuit of contaminants
- Blowing through refrigerant circuit with compressed air and nitrogen
- Purging (cleaning) refrigerant circuit with refrigerant R134a
Detecting leaks in refrigerant circuit using leak detecting system -VAS
6196- or leak detecting system -VAS 6201- or a later model
Note
Small leaks can be detected with, for example, an UV leak
detector additive.
–
Evacuate refrigerant circuit using a ...
Blowing through refrigerant circuit with compressed air and nitrogen
Use compressed air to force moisture and other contaminants
out of the refrigerant circuit and use nitrogen to force
moisture out of the refrigerant circuit.
...
Other materials:
Removing and installing sealing flange on pulley end
Special tools and workshop equipment
required
Flat scraper
Sealant
→ Electronic Parts Catalogue
Removing
–
Remove noise insulation
...
Removing and installing Denso belt pulley
Note
The pulley is sensitive to impact and should therefore be
treated with extreme care.
If the belt pulley overload protection has deployed, check
freedom of movement of air conditioner compressor before
rene ...
Removing and installing wheel bearing unit
Special tools and workshop equipment
required
Torque wrench -V.A.G 1332-
Removing
–
Remove bolt for drive shaft
→ Chapter.
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