VW Polo manuals

Volkswagen Polo Service & Repair Manual: Refrigerant R134a Characteristics

Refrigerant R134a Environmental Information
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 ...

Commercial Names and Designations
Refrigerant R134a is currently available under the following trade names: H-FKW 134a SUVA 134a ...

Other materials:

Accessories and parts
First read and observe the introductory information and safety warningsVolkswagen recommends that you seek advice from a Volkswagen dealership before purchasing accessories, spare parts or service fluids. For example, if the vehicle is to be retrofitted with accessories or if parts have to be ...

A/C System Operation
The temperature in the passenger compartment depends on the amount of heat radiated through the windows and conducted by the metal parts of the body. In hot weather it is possible to achieve a more comfortable temperature for the passengers by pumping of ...

Pressure and Boiling Point
The boiling point given in tables for a liquid is always referenced to an atmospheric pressure of 1 bar (14.5 psi). If the pressure acting on a fluid changes, its boiling point also changes. For example, water boils at a lower temperatur ...

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