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:

Contacts in Contact Housing, Repairing
First, open or release if necessary the secondary lock of the contact housing. Refer to → Chapter „Contact Housings, Releasing and Disassembling“.     –  Release contact (primary ...

Information on the air conditioning system
First read and observe the introductory information and safety warnings The cooling system for the vehicle interior only works when the engine is running and the blower is switched on. The air conditioning system operates most effectively with the windows and the electric panorama sliding ...

Flat Spots
What is a Flat Spot From Standing? Terms like flat portion, flattening, are also used as a term for flat spots from standing. Flat spots from standing cause vibration, like an incorrectly balanced wheel. It is important ...