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:

Tire Pressure Monitoring Sensor with Valve, Removing and Installing
Removing     –  Remove the union nut -1-. –  Remove Tire Pressure Monitoring Sensor-2- from rim well. Installing ...

Refrigerant Circuit with A/C Service Station, Draining
  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. ...

Information stickers and plates
First read and observe the introductory information and safety warningsSafety certificates, stickers and plates showing important vehicle operation information are factory-fitted in the engine compartment and on certain parts such as the tank flap, front passenger sun visor, the driver door ...