Volkswagen Polo Service & Repair 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:
Locking and unlocking the vehicle from the inside
Fig. 25 In the driver door: central locking
button
First read and observe the introductory information
and safety warnings
Press the button :
Unlocks the vehicle.
Locks the vehicle.
The central locking button functions with ...
Indicator lamp
First read and observe the introductory information
and safety warnings
Lit up
Possible cause
Cruise control system (CCS) is controlling the speed.
Several warning and indicator lamps will light up briefly as a functional check
whe ...
Side view
Fig. 1 Overview of the right side of
the vehicle Positions ③, ④, ⑤ and ⑤ are also at the same position on the left
side of the vehicle.
Key for :
Tank flap
Roof aerial
Attachment points for the mounts and
roof carrier
Door release lever
Exterior mirrors
Jacking p ...
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Charging Systems not Requiring a Permit