Volkswagen Polo Service & Repair Manual: A/C Technology Basic Principles

Additional Information Sources

Technical Service Handbook outlining action to be taken to rectify current problems. For the repair manual for model-specific repair work. Refe ...

Physical Principles

The four known states of water also apply to air conditioning system refrigerants. 1 -  gaseous (invisible) 2&n ...

Other materials:

Pressure Relief Valve
  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 manufactu ...

Loading the trailer
First read and observe the introductory information and safety warnings Trailer weight and drawbar load The trailer weight is the weight that the vehicle can pull . The drawbar load is the weight that the towing bracket exerts on the ball coupling vertically from above . The figures for tr ...

Release Tool Set -VAS1978/35
The Release Tool Set -VAS1978/35- is used to release the various primary and secondary locking mechanisms on VW-group vehicles. The set consists of 26 different tools which can be used to professionally release or assemble e.g. round connector systems, f ...