Volkswagen Polo Service & Repair Manual: A/C Service and Recycling Units

Pressure Gauge, Tests and Measurements

Indicators on pressure gauge 1 -  Temperature scale for refrigerant R134a CF3–CH2F or CH2F–CF3. 2 -&nb ...

Extraction System Group Classifications

At this time, A/C service units for extracting, cleaning and filling refrigerant for motor vehicle A/C systems are available from various manufacturers. ...

Other materials:

Fiber-Optic Cable, Disconnecting from Wiring Harness Connector
Removing –  Unplug connector for fiber optic cable from appropriate control unit. –  Release the locking mechanism in the fiber-optic cable connector -1- by pushing on it. ...

Refrigerant Circuit, Converting R12 to R134a and Servicing
  Note The laws and regulations listed below are applicable in Germany. Different or additional laws and regulations may apply in other countries. Addresses in other countries can be obtained from the relevant au ...

13-Pin« Trailer Socket
The backup lamps, »continuous current« and charging cable can be used on the trailer with the »13-pin« trailer socket. A »13-pin« trailer socket is recommended if a bicycle rack will be installed or a camper will be towed.   ...