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:

Odor from Evaporator or Heat Exchanger?
  Fishy smell –  From leak at cooling system of engine or of A/C system heater core.   Note If the fishy smell gets weaker when the temperature is set to “cold” and stronger when i ...

Maximum permitted gross combination weight
First read and observe the introductory information and safety warnings All data in the official vehicle documents take precedence over these data. All data in this manual apply to the basic model. The vehicle data sticker in the service schedule and the official vehicle documents show which ...

Connecting Service Station
  Turn off the ignition. –  Connect the A/C service station to the power supply. –  Connect quick-release coupling adapter to charging hoses of service station (handwheels not screwed in/ha ...