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:
Indicator lamps and fuel gauge
Fig. 129 In the instrument cluster: Variants
A and B: fuel gauges for petrol and diesel. Variant C: fuel gauge for autogas
First read and observe the introductory information
and safety warnings 
Lit up
Needle position 
Possible cause †...
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
→ ...
Refrigerant Circuit with Restrictor and Reservoir
1 -
A/C Compressor
2 -
Condenser
3 -
Restrictor
4 -
Evaporator
5 -
Reservoir with dryer bag
...
