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:

A/C System, Operating after Charging
  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. ...

Pressure Gauge, Tests and Measurements
Indicators on pressure gauge 1 -  Temperature scale for refrigerant R134a CF3–CH2F or CH2F–CF3. 2 -  Pressure scale The pressure gauge may have one or more temperature s ...

Seat belt routing
Fig. 52 Correct seat belt routing and head restraint adjustment Fig. 53 Correct seat belt routing during pregnancy First read and observe the introductory information and safety warnings Seat belts only provide an optimum level of protection during an accident when they are routed corre ...