Many technicians believe the only way to verify refrigerant charge on a heat pump in heating mode is to recover the existing refrigerant charge and weigh in the factory charge. However, most ...

Bob is a service technician who is well trained and nationally certified. However, he sometimes suffers from the same confusion that all technicians occasionally do - the facts that he gathers may or ...

You are able to gift 5 more articles this month. Anyone can access the link you share with no account required. Learn more. AUBURN — The Center for Workforce and Professional Development at Central ...

is a senior science reporter covering energy and the environment with more than a decade of experience. She is also the host of Hell or High Water: When Disaster Hits Home, a podcast from Vox Media ...