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Volkswagen Polo Service & Repair Manual: Refrigerant Circuit, Flushing (Cleaning) with Refrigerant R134a

Volkswagen Polo Service & Repair Manual / Refrrigerant R134a Servicing / Refrigerant Circuit, Removing Contaminants / Refrigerant Circuit, Flushing (Cleaning) with Refrigerant R134a

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 ...

General Information
Vehicles with a high voltage system (hybrid vehicles) Observe all of the additional warnings for all work performed on vehicles with the high voltage ...

Other materials:

Removing the ball coupling
First read and observe the introductory information and safety warnings Unhitch the trailer . Remove the cover from the lock on the handwheel. Insert the key ⑧ into the lock and turn it clockwise. Hold the ball coupling tightly in your left hand . Use your right ha ...

Important Information when Working with the A/C Service Station
  Caution If it is suspected that chemicals were added to the refrigerant circuit to seal leaks, do not connect the A/C service station and do not extract the refrigerant. ...

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 ...

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