× 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: How does it work?
Posted to HVAC Forum on 4/12/2011

[...trimmed text...]

No sucking, simply a pressure differential.

Some things do " suck and blow" , just not pumps or compressors. {;o)

Login to read more.