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 coolant temperature sender at radiator outlet -G83
Removing
Engine cold
–
Briefly open cap of coolant expansion tank
-arrow- in order to release
residual pressure in the cooling system, then tighten the cap
...
Necessity of wheel alignment, multi-link suspension
Wheel alignment is necessary if:
The vehicle does not handle properly.
Vehicle has been involved in an accident and components have
been renewed.
Axle components are removed or renewed. ...
Operation
First read and observe the introductory information
and safety warnings The auxiliary heater exhaust system, located under the
vehicle, must not be blocked by snow, mud or other items. The exhaust fumes must
not be obstructed in any way. The emissions generated by the auxiliary heater are
...
