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:

Notes on towing
First read and observe the introductory information and safety warnings Tow rope or tow bar It is easier and safer to tow a vehicle with a tow bar. Only use a tow rope if you do not have a tow bar. The tow rope should be slightly elastic to reduce the strain on both vehicles. It is advisab ...

Refrigerant Still in Circuit
Discharge the refrigerant circuit. –  Remove malfunctioning component, flush with compressed air, collect escaping refrigerant oil. –  The new component is to be filled with the amount of refrig ...

Indicator lamp
First read and observe the introductory information and safety warnings Lit up Possible cause Solution There is a defective bulb in the vehicle's exterior lighting. Change the defective bulb. Several warning and indicat ...