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:

Replacing Reservoir, No Contaminants, No Loss of Refrigerant
  Discharge the refrigerant circuit. –  Replace the restrictor depending on the vehicle. –  Remove receiver or accumulator. –  Remove dirt from receiver or res ...

Service Test, Performing
  Note The printed test results can differ depending on the software version. Read the Battery Tester -VAS6161- Operating Instructions.   WARNING Do not ch ...

Possible Concerns
  Note The A/C system is functioning correctly when the air flowing from the instrument panel vents has a temperature of 70C or lower. Setting on Climatronic “LO”. Setting on A/C system ...