Volkswagen Polo Service & Repair Manual: A/C Compressor, Replacing

Refrigerant Still in Circuit

Discharge the refrigerant circuit. –  Remove malfunctioning component, flush with compressed air, collect escaping refrigerant oil. ...

Flushing Not Necessary

  Note For vehicles with an electrically-driven A/C compressor, de-energize the high voltage system before removing the A/C compressor. Refer to &# ...

Other materials:

Engine oil specification
First read and observe the introductory information and safety warningsThe engine oil used must correspond exactly to specifications. The correct engine oil is important for the function and service life of the engine. A special high quality multigrade oil has been filled at the factory and t ...

Checking
–  Turn off the ignition. –  Connect pressure gauge battery (A/C service station). –  Take pressure gauge readings. There are two possible results A and B.   &nbs ...

Single Wire Seals, Installing
  Note Single wire seals prevent the penetration of water and dirt into the contact housing. They are installed, for example, in the engine compartment and must be reinstalled after a repair. Single wire seal is crimpe ...