Identifying True Leaks in a Vacuum
Can You Pull Moisture from a Filter Dryer with a Vacuum Pump?
Vacuum leaks have led more than one technician deep down the rabbit hole, wasting hours upon hours, pressurizing the system with nitrogen—or nitrogen and a trace gas—leak testing with electronic leak detectors, and soap bubbles, removing panels to check evaporators, condensers, and other components that are buried in places that are not easy to […]
The purpose of evacuation is degassing and dehydration, which often leads technicians to think that they can simply pull any moisture from the dryer during the evacuation process without the need to change it—a potentially very costly mistake. Let me start by saying we are in the service business, and there is nothing wrong with charging and […]