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:

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.     ...

Warning and indicator lamps
First read and observe the introductory information and safety warnings Lit up Possible cause Solution Engine oil level is too low. Switch off the engine. Check the engine oil level . Fl ...

Gear-change indicator
First read and observe the introductory information and safety warnings In some vehicles, the instrument cluster will show which gear should be selected while the vehicle is in motion to reduce fuel consumption. Display Meaning The c ...