Volkswagen Touran Service Manual: A/C Service and Recycling Units

Pressure Gauge, Tests and Measurements

Indicators on pressure gauge 1 -  Temperature scale for refrigerant R134a CF3CH2F or CH2FCF3. 2 -  ...

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:

Volkswagen Touran Owners Manual. Introduction
This chapter contains information on the following subjects:  → Storing    → Contents   Observe any country-specific legislation when securing your vehicle in the event of a breakdown. Additional information and warnings: Preparation for working in the engine compartmen ...

Volkswagen Touran Service Manual. 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. ...