The Best Auto Air Conditioner Leak Black Light References. Klikkaa tästä kuvat ja lisätiedot vaihtoautosta. O rings are popular places to finds leaks.

While much of your air conditioning system is made of metal, including the high pressure lines, rubber is still used throughout. Your light will reveal the area where the freon is leaking out. In order to seal a leak, the refrigerant must first be removed from the a/c system, a process called evacuation.