× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: Air Condition Leak
Posted to HVAC Forum on 6/13/2019

I agree with Dean Z.

Once I was testing a Mercedes car for a small leak which was difficult to pin down.

I was using a trace amount of refrigerant and then raised the pressure to 250 psi with nitrogen. When I still could not find the leak, I raised the pre... Login to read more.