Volkswagen Polo Service & Repair Manual: A/C Technology Basic Principles

Additional Information Sources

Technical Service Handbook outlining action to be taken to rectify current problems. For the repair manual for model-specific repair work. Refe ...

Physical Principles

The four known states of water also apply to air conditioning system refrigerants. 1 -  gaseous (invisible) 2&n ...

Other materials:

Washing the vehicle with a high-pressure cleaner
First read and observe the introductory information and safety warningsFollow the instructions provided by the manufacturer when cleaning your vehicle using a high-pressure cleaner. This applies in particular to the pressure and the spraying distance . Maintain sufficient distance to soft m ...

Adapter for Assembling Flushing Circuit
The following table lists the different adapters necessary to connect the service station to the refrigerant circuit, to flush and to bypass the removed receiver/dryer or reservoir and expansion valve (depending on the vehicle). Us ...

Vents
Fig. 128 In the dash panel: vents First read and observe the introductory information and safety warnings The vents   should be left open to ensure that the vehicle interior is sufficiently heated, ventilated and cooled. Turn the relevant thumb wheel (magnified view) in the required ...