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:

A/C Compressor Regulator Valve -N280
  Note For switching pressures, removing and installing switches and switch arrangement and version, see vehicle-specific refrigerant circuit. Refer to → Rep. Gr.87.     ...

Checklist
Never carry out any work on the engine or in the engine compartment if you are not familiar with the requisite procedures and general safety requirements, or if you only have access to incorrect operating equipment, service fluids, and unsuitable tools   . The work should be carried ou ...

Information on the brakes
First read and observe the introductory information and safety warnings New brake pads cannot generate the full braking effect during the first 200 to 300 km and must first be run in  . However, you can compensate for the slightly reduced braking force by applying more pressure to the bra ...