Engineers have developed a technique that saves energy and servicing costs by indicating when air conditioners are low on refrigerant, preventing the units from working overtime. The new "virtual ...

While using gauges to measure refrigerant pressure is the most reliable and conclusive way to thoroughly diagnose most problems in air conditioning, heat pumps, and refrigeration, it is not the only ...

Optimizing refrigerant charge has always been a key part of designing cooling systems and balancing their efficiency, reliability, performance, and cost. But recently, that balance has shifted, and ...

When your car air conditioning blows hot air, the system is failing at one of three jobs: moving refrigerant, shedding h ...