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:

Battery with Visual Indicator, Standard
This is a maintenance-free battery with liquid electrolyte (wet battery).   WARNING Do not check or charge batteries that have a visual indicator that is bright yellow. Jump starting must ...

A/C Service Station, Emptying
  Caution If it is suspected that chemicals were added to the refrigerant circuit to seal leaks, do not connect the A/C service station and do not extract the refrigerant. ...

Special Tools
Special tools and workshop equipment required     Torque Wrench 1331 5-50Nm -VAG1331- Crimping Pliers, Complete -VAS1978/1A-   ...