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:

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 ...

Driving a loaded vehicle
First read and observe the introductory information and safety warnings For good vehicle handling when driving a loaded vehicle, please observe the following: Stow all items of luggage securely . Accelerate carefully and gently. Avoid sudden braking and driving manoeuvres. ...

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 ...