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:

Electrically-Driven A/C Compressor for High Voltage System
  Caution Non-approved tools or materials such as leak sealing additives can cause damage or malfunctions in the system. Only use tools and materials approved by the manufactu ...

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. ...

Description of the central locking system
First read and observe the introductory information and safety warnings The central locking system enables you to lock and unlock all the doors, the tailgate and tank flap from one central point: From outside the vehicle with the vehicle key . From inside the vehicle with the centra ...