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:

Warning lamp and coolant temperature display
Fig. 138 Coolant temperature display in instrument cluster: Ⓐ cold; Ⓑ normal; Ⓒ warning First read and observe the introductory information and safety warningsA display for the coolant temperature may be, depending on the vehicle equipment, located in instrument cluster. In normal driv ...

Technical requirements
First read and observe the introductory information and safety warnings If the vehicle is supplied with a factory-fitted towing bracket it will already have the necessary technical modifications and meet the statutory requirements for towing a trailer. Only use a towing bracket that is appr ...

Taper
Taper is caused by slightly offsetting the tread and/or the belt by a few tenths of a millimeter from the geometric center of the tire. Taper cannot be recognized visually nor can it be measured with workshop equipment.     ...