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:

Curtain airbags
Fig. 61 On the left-hand side of the vehicle: location and deployment zone of the curtain airbag First read and observe the introductory information and safety warnings In the interior, a curtain airbag is fitted above the doors on both the driver and front passenger sides . The airbag loca ...

A/C Service Station, Connecting for Measuring and Testing
  Caution If it is suspected that chemicals were added to the refrigerant circuit to seal leaks, do not connect the A/C service station and do not extract the refrigerant. ...

Checking the coolant level and refilling coolant
Fig. 139 In the engine compartment: mark on the coolant expansion tank Fig. 140 In the engine compartment: coolant expansion tank cap First read and observe the introductory information and safety warningsThe warning lamp for the engine coolant will light up if the engine coolant level i ...