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:

Service fluids and consumables
First read and observe the introductory information and safety warningsAll service fluids and consumables, e.g. toothed belts, tyres, coolant, engine oil, spark plugs and vehicle batteries, are being constantly developed. For this reason, service fluids and consumables should be replaced at ...

Service interval display
First read and observe the introductory information and safety warnings The service display is shown on the instrument cluster or . Service schedules at Volkswagen are divided into two categories, oil change service and inspections. The service interval display provides information on the n ...

Refrigerant Circuit with A/C Service Station, Filling
  Caution If it is suspected that chemicals were added to the refrigerant circuit to seal leaks, do not connect the A/C service station and do not extract the refrigerant. ...