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:

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

Single Wire Seals, Installing
  Note Single wire seals prevent the penetration of water and dirt into the contact housing. They are installed, for example, in the engine compartment and must be reinstalled after a repair. Single wire seal is crimpe ...

Synchronising the vehicle key
First read and observe the introductory information and safety warnings It may no longer be possible to lock or unlock the vehicle with the remote control if the    button is pressed repeatedly outside of the effective range of the vehicle key. If this is the case, the vehicle key ...