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
First read and observe the introductory information and safety warnings Lit up Possible cause Solution Fault in the alternator. Go to a qualified workshop. The electrical system should be checked. Switch off all electrical ...

Battery with Visual Indicator, Checking
  WARNING Risk of injury. Follow all Warnings and Safety Precautions. Refer to → Chapter „Warnings and Safety Precautions“. Perform Battery Checks in the Follo ...

Ignition lock
Fig. 107 Positions of the vehicle key in the ignition lock First read and observe the introductory information and safety warnings The steering lock can be activated when there is no vehicle key in the ignition lock. Vehicle key positions   Ignition switched off. The vehicle key ca ...