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:

Extraction and Charging System Safety Regulations
Make sure the shut-off valves are closed before connecting the charging system to the air conditioning system. Make sure the process is finished before disconnecting the charging system from the A/C system. This prevents any refrig ...

Checking the coolant level and refilling coolant
Fig. 139 In the engine compartment: mark on the coolant expansion tank Fig. 140 In the engine compartment: coolant expansion tank cap First read and observe the introductory information and safety warningsThe warning lamp for the engine coolant will light up if the engine coolant level i ...

Severely Discharged Battery, Charging with Battery Charger -VAS5903
Special tools and workshop equipment required Battery Charger -VAS5903-   WARNING Risk of injury. Follow all Warnings and Safety Precautions. Refer to → ...