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:

Windshield and Rear Window Washer System
The following hose connection types are used for connecting hoses to pumps and spray nozzles or as separating points     –  To loosen the connection, pulling both halves of the coupling apart. ...

Driving with an automatic gearbox
First read and observe the introductory information and safety warnings The gearbox changes the forward gears up and down automatically. Driving down hills The steeper the gradient, the lower the gear you will need. Lower gears increase the braking effect of the engine. Never allow the veh ...

A/C Service Station, Emptying
  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. ...