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:

Removing the ball coupling
First read and observe the introductory information and safety warnings Unhitch the trailer . Remove the cover from the lock on the handwheel. Insert the key ⑧ into the lock and turn it clockwise. Hold the ball coupling tightly in your left hand . Use your right ha ...

Commercial Names and Designations
Refrigerant R134a is currently available under the following trade names: H-FKW 134a SUVA 134a KLEA 134a   Note Different trade names may be us ...

Cleaning seat belts
First read and observe the introductory information and safety warningsLarge particles of dirt on the automatic belt prevent it from rolling back properly and thus from working effectively. The seat belts must never be removed for cleaning purposes. Remove dirt with a soft brush . C ...