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:

Catalytic converter
First read and observe the introductory information and safety warningsThe catalytic converter is used for exhaust gas post-treatment and helps to reduce exhaust emissions. To help ensure long-term functionality in the exhaust system and the catalytic converter: Use unleaded petrol only. ...

Refrigerant Circuit Repair Information
  WARNING When performing work on refrigerant circuit, observe all generally applicable safety precautions and pressure vessel regulations.   Cautio ...

Cleaning the engine compartment
First read and observe the introductory information and safety warningsThe engine compartment of any motor vehicle is a hazardous area . The engine compartment should be cleaned by a qualified workshop. Corrosion protection could be removed and electrical components damaged if the compartmen ...