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:
Checklist
The following actions must always be carried out in the given order
in preparation for changing the wheel :
In the event of a flat tyre, park your
vehicle on a firm and level surface at a safe distance from the flow of traffic.
Switch on the electronic parking brake
Braking, st ...
Charging battery with battery charger -VAS 5095 A-
WARNING
Danger of injury! Observe warning notices and safety
regulations
→ Chapter!
Special tools and workshop equipment
required
...
Refrigerant circuit with expansion valve
A- low-pressure side of the refrigerant circuit.
B- high-pressure side of the refrigerant circuit.
Component
Overall
state of the refrigerant
Pressure (in bar)
Temperature
in deg ...
