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:

Tire Wear, One Sided
In many causes, this is caused by driving style, but sometimes it is also caused by incorrect axle adjustment.     Increased One-Sided Wear One-sided wear, in conjunction with scrub marks on ...

Washing the vehicle with a high-pressure cleaner
First read and observe the introductory information and safety warningsFollow the instructions provided by the manufacturer when cleaning your vehicle using a high-pressure cleaner. This applies in particular to the pressure and the spraying distance . Maintain sufficient distance to soft m ...

Tires, Rolling Noises, General Information
Rolling noise perceived by the human ear is caused by vibrations transmitted from the noise source to the ear via the air. Here we are interested in noises created by certain characteristics of the tires as well as the effects of rolling ...