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:

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 ...

O-Ring
  Caution Non-approved tools or materials such as leak sealing additives can cause damage or malfunctions in the system. Only use tools and materials approved by the manufactu ...

Indicator lamps
First read and observe the introductory information and safety warnings Indicator lamps in the instrument cluster Lit up Possible cause Solution Vehicle lighting not working partially or completely. Change the corresponding bulb or If al ...