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:

Diesel particulate filter
First read and observe the introductory information and safety warningsThe diesel particulate filter filters out soot particles in the exhaust gas. The soot particles gather in the filter and are burnt under high temperatures periodically (regeneration). Heat produced can warm the engine. ...

“2 Color” Visual Indicator, Checking
  WARNING Risk of injury. Follow all Warnings and Safety Precautions. Refer to → Chapter „Warnings and Safety Precautions“. Visual Indicator General Informatio ...

Light Alloy Wheels, Care and Maintenance
To maintain the decorative appearance of light alloy wheels for a long time, regular care is necessary. In particular, road salt and dust from brake abrasion must be thoroughly washed off every two weeks. Otherwise, the paint of the ligh ...