Furnace Blower Motor Vibration

Easy fix pull out the blower disconnect the motor and clean the squirrel cage with hot water in a utility sink or garden hose outside.

Furnace blower motor vibration.

Installing an acoustic rubber pad under the furnace specially if it is sitting on concrete will damp the vibration you hear through the pipes although the blower fan and motor are the most obvious parts to check take a look at the complete unit. Your initial assumption about load on blower due to new filter is valid. Blower motor mount squirrel cage plenum filter too small or the furnace itself vibrating. Check the fan and motor for signs of dust or debris build up or any other kind of obstruction and clear it away to see if the problem has been solved.

It is not the ho. In search of a solution to a vibrating furnace. In my case the imbalance was due to a failing motor bearing. If the furnace housing is vibrating i d suggest tightening the screws on the housing.

Are the fins of the blower wheel filled with dirt. Unbalanced blower motor there could be something off balance within your blower causing the fan to make vibrating sounds when it spins. The circulation fan often is to blame especially if it is attached directly to the metal cabinet. Called starving the suction of the blower.

I want your advice on how to fix a vibrating furnace. The answer is a number of different bolt systems. Loose access panels and framing also. Pipe brackets burner parts cold air returns access panels into the burner chamber and blower chamber or even the plenum itself could be loose.

When one set of bolts begins to come loose it starts to vibrate as the furnace works. Furnace mounting refers to how the furnace and its components are attached together. If your furnace is located against a wall this vibration can be carried throughout your house.