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:

Battery Test, Performing using Battery Tester -VAS6161
Special tools and workshop equipment required Battery Tester -VAS6161-   WARNING Risk of injury. Follow all Warnings and Safety Precautions. Refer to →& ...

Water Content
Only very small amounts of water are soluble in liquid refrigerant. On the other hand, refrigerant vapor and water vapor mix in any ratio. Only a small drop of water may get into the refrigerant circuit. The dryer, dryer bag or dryer car ...

Introduction
This chapter contains information on the following subjects: → Controls for the air conditioning system    → Controls for the heating and fresh air system    → Information on the air conditioning system    → Vents    → Air recirculation mode   ...