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:

Using the menus in the instrument cluster
Fig. 13 Vehicles without multifunction steering wheel: press button ① in the windscreen wiper lever to confirm the menu point and rocker switch ② to change the menu Fig. 14 Vehicles with multifunction steering wheel: control buttons for menus in the instrument cluster First read and ob ...

Magnetic Clutch High Pressure Switch -F118
  Note For switching pressures, removing and installing switches and switch arrangement and version, see vehicle-specific refrigerant circuit. Refer to → Rep. Gr.87.     ...

Refrigerant R134a Physical Data
Vehicle air conditioning systems make use of the vaporization and condensation process. In this case, one works with a substance which boils easily, designated as refrigerant. The refrigerant employed is tetrafluoroethane R134a, which bo ...