Add Yahoo as a preferred source to see more of our stories on Google. replace blower motor or buy new furnace Q: My furnace recently started making loud noises and seems to have weak airflow. I think ...

Electronically commutated motors have gained significant ground in recent years, and last year’s Fan Efficiency Rating (FER) implementation only further encouraged ECM adoption as a popular way to ...

HVACR technicians have traditionally swapped out customers’ faulty blower motors with like motors, and, more often than not, those motors have been single-speed permanent split capacitor (PSC) units.