Refrigerant Circuit Component ArrangementVolkswagen Touran Service Manual. Foreword
The content of this guide has been divided into two section.
The first section contains information and important tips
about "towing a trailer". For example, technical requirements
for towing or the function of the towing control module are
...
Volkswagen Touran Service Manual. Pressure Gauge, Tests and Measurements
Indicators on pressure gauge
1 -
Temperature scale for refrigerant R134a CF3CH2F or
CH2FCF3.
2 -
Pressure scale
The pressure gauge may have one or more temperature scales ...