VW Touran manuals

Volkswagen Touran Service Manual: Refrigerant Circuit Repair Information

  WARNING
When performing work on refrigerant circuit, observe all generally applicable safety precautions and pressure vessel regulations.
  Caution
Non-approved tools or materials such as leak sealing additives can cause damage or malfunctions in the system.
Only use tools and materials approved by the manufacturer.
The warranty is voided if non-approved tools or materials are used.
Special tools and accessories:
The performance of proper workmanlike repairs on an air conditioning system:
Requires the use of special tools and materials as listed in. Refer to → Chapter "Special Tools".
Requires compliance with the basic instructions for use of leak detectors. Refer to → Chapter "Refrigerant Circuit, Tracing Leaks, with Electronic Leak Detector -VAG1796-".
Requires expert knowledge.
  Note
Releasing refrigerant into the environment is not permitted (punishable by law). Refer to → Chapter "Laws and Regulations".
   
Charging Systems not Requiring a Permit
At this time, A/C service units for extracting, cleaning and filling refrigerant for motor vehicle A/C systems are available from various manufacturers. ...

Laws and Regulations
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Other materials:

Checking with Expansion Valve and Receiver/Dryer, without Regulated A/C Compressor
Test Requirements Radiator and condenser are clean (clean if necessary). The ribbed belt for the A/C compressor and alternator tensioned correctly. All air ducts, covers and seals are OK and installed correc ...

Engine oil consumption
First read and observe the introductory information and safety warnings Engine oil consumption will be different from engine to engine and can change during the working life of an engine. Depending on how you drive and the conditions in which the car is used, oil consumption can be up to 1 ...

Cleaning seat belts
First read and observe the introductory information and safety warnings The automatic belt will not be able to roll back properly if there is dirt on the belt and thus prevent the seat belt from working properly. The seat belts must never be removed for cleaning purposes. Remove dirt ...

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