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:

Composite Wheels
Composite wheels consist of various parts. The primary components are rims and wheel discs. These components are fastened to each other with special screws and a special procedure. This ensures the wheel's function, proper seal, safety a ...

Adjusting the head restraints
Fig. 39 Adjusting front head restraint Fig. 40 Adjusting rear head restraint First read and observe the introductory information and safety warnings Every seat is fitted with a head restraint. The centre rear head restraint is designed solely for use with the centre rear seat. This head r ...

Winter tyres
First read and observe the introductory information and safety warningsIn winter road conditions, winter tyres will considerably improve the car's handling. The design of summer tyres (width, rubber compound, tread pattern) gives less grip on ice and snow. Volkswagen urgently recommends the ...