The blower motor plays an extremely important role in forced-air systems. It’s the trigger that circulates conditioned air throughout the home. Blowers in older furnaces generally employ single-speed ...

The updated "Home Comfort Guide" is now available. It is a free diagnostic and service guide for use with the ECM variable-speed blower motor. The booklet shows techs how to properly diagnose, service ...

Q: My furnace recently started making loud noises and seems to have weak airflow. I think the blower motor may be going bad, but I’m not sure. Is it better to replace my blower motor or buy a new ...

Got a motor down? No matter how urgent the problem — and motor failure can cause some very urgent problems — always develop a plan of attack before you start repair work. Gather up any background ...