Volkswagen Polo Service & Repair Manual: Refrigerant R134a

Refrigerant R134a Vapor Pressure Table

The vapor pressure table for every refrigerant is published in literature for refrigeration system engineers. This table makes it possible to determine the vapor pres ...

Refrigerant R134a Physical Data

Vehicle air conditioning systems make use of the vaporization and condensation process. In this case, one works with a substance which boils easily, designated as ref ...

Other materials:

Repairs and technical modifications
First read and observe the introductory information and safety warningsRepairs and modifications must always be carried out according to Volkswagen specifications . Unauthorised modifications to the electronic components or software in the vehicle may cause faults. As the electronic componen ...

The dangers of assuming an incorrect sitting position
First read and observe the introductory information and safety warnings If the seat belts are not worn or are worn incorrectly, the risk of severe or fatal injuries increases. Seat belts can only provide optimal protection if the seat belt routing is correct. Assuming an incorrect sitting pos ...

Exterior Lights, Switches
HID Headlamp Usage and Safety Precautions Special tools and workshop equipment required Protective Eyewear Gloves –  Note the following if working with HID headlamps: ...