Volkswagen Polo Service & Repair Manual: Refrigerant Circuit, Detecting Leaks

A/C Service Station, Emptying

  Caution If it is suspected that chemicals were added to the refrigerant circuit to seal leaks, do not connect the ...

Searching for Refrigerant Circuit Leaks with Compressed Air or Nitrogen

  Note This repair manual describes different methods for detecting leaks in the refrigerant circuit. These methods have been tested and result in ...

Other materials:

Indicator lamp
First read and observe the introductory information and safety warnings Lit up Possible cause Solution Windscreen washer fluid level too low. Fill up the washer fluid reservoir as soon as possible . Several warning and indicator la ...

Physical Principles
The four known states of water also apply to air conditioning system refrigerants. 1 -  gaseous (invisible) 2 -  vapor 3 -  fluid 4&nbs ...

Warning and indicator lamps
The warning and indicator lamps indicate various warnings , faults or certain functions. Some warning and indicator lamps light up when the ignition is switched on and should go out once the engine is running or the vehicle is in motion. Depending on the vehicle's equipment level, additional ...