Volkswagen Touran Service Manual: 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. |
| Mobile extraction and charging systems for filling
compressed-gas vessels permanently connected to the system. |
| The refrigerant or refrigerant/oil mixture is transferred to
compressed gas vessels which are permanently connected to the
mobile systems. In accordance with 3 Para. 5 No. 3 of pressure
vessel regulations, compressed-gas vessels are classified as
pressure vessels in this case. |
| The charging systems require: |
| no expert testing as the gas is transferred to
compressed-gas vessels which are classed as being pressure
vessels. (Systems used for transfer from these pressure vessels
to compressed-gas vessels for supplying to third parties do
require a permit and are subject to mandatory testing). |
 Note
| The A/C service and recycling units used in motor vehicle
workshops are extraction and charging systems not requiring a
permit (Group "3") but which are only to be operated by
qualified personnel. Instructions for unit operation and
maintenance can be found in the relevant manufacturer's
documentation. |
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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:
Volkswagen Touran Owners Manual. Introduction
This chapter contains information on the following subjects:
→ Warning lamps and indicator lamps
→ Description of the central locking system
→ Locking and unlocking the vehicle from outside
→ Locking and unlocking the vehi ...
Volkswagen Touran Owners Manual. Warning lamp
First read and observe the introductory information
and safety warnings
Lit up
Possible cause
Correction
The tailgate is open or not
properly closed.
Do not drive on!
Open the tailgate and then close it again ...
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Charging Systems not Requiring a Permit