Volkswagen Polo Service & Repair Manual: Refrigerant Circuit Design

Pressure Relief Valve

  Caution Non-approved tools or materials such as leak sealing additives can cause damage or malfunctions in the sys ...

Refrigerant Circuit with Expansion Valve and Evaporator

1 -  Evaporator 2 -  Expansion Valve 3 -  Valve for extracting, filling and measuring ...

Other materials:

Tire Pressure Monitoring Sensor with Valve, Removing and Installing
Removing     –  Remove the union nut -1-. –  Remove Tire Pressure Monitoring Sensor-2- from rim well. Installing ...

Expansion 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 ...

Refrigerant Circuit, Flushing
  Note For vehicles in which no adapters fit on to the refrigerant pipes, for example, a blower pistol with rubber mouthpiece is to be used to blow through individual components. Special care must be taken not to damage the connections (crus ...