× 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 contamination in freon
Posted to HVAC Forum on 4/24/2019 1 Reply

The lack of switching has me wondering too, either a low cycling switch or a hi pressure cutout switch. Anytime I've seen very low pressure or a vacuum on the low side, a switch or relay was jumpered.

We see a lot of vehicles that "it always worked fine back... Login to read more.

1 Replies Received (View Replies)