Volkswagen Polo Service & Repair Manual: A/C Service and Recycling Units

Pressure Gauge, Tests and Measurements

Indicators on pressure gauge 1 -  Temperature scale for refrigerant R134a CF3–CH2F or CH2F–CF3. 2 -&nb ...

Extraction System Group Classifications

At this time, A/C service units for extracting, cleaning and filling refrigerant for motor vehicle A/C systems are available from various manufacturers. ...

Other materials:

Information stored in the control units
First read and observe the introductory information and safety warningsYour vehicle is factory fitted with electronic control units which are responsible for engine and gearbox management. The control units also monitor the function of the exhaust system and the airbags. These electronic con ...

Refrigerant Circuit, Tracing Leaks, with Electronic Leak Detector -VAG1796
  Note This repair manual describes different methods for detecting leaks in the refrigerant circuit. These methods have been tested and result in success when used correctly. If when searching for compressed air / Nit ...

Refresh Charging with Battery Charger -VAS5903
Special tools and workshop equipment required Battery Charger -VAS5900-   WARNING Risk of injury. Follow all Warnings and Safety Precautions. Refer to → ...