Volkswagen Polo Service & Repair Manual: Refrigerant Circuit, Removing Contaminants

Refrigerant Circuit, Tracing Leaks, with Leak Detection System -VAS6196- or Leak Detection Kit -VAS6201A- or Succeeding Model

  Note This repair manual describes different methods for detecting leaks in the refrigerant circuit. These methods have been tested and result in ...

Refrigerant Circuit, Flushing with Compressed Air and Nitrogen

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Other materials:

Pressure Relief Valve
  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 ...

Critical Point
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 refrigerant. The refrigerant employed is tetrafluoroethane R134a, which bo ...

Threaded Connections, Repairing
Special tools and workshop equipment required Torque Wrench 1331 5-50Nm -VAG1331-   Note Do not use rust remover, contact spray or grease because the lack of friction will cause the torque to be ...