Furnace Blower Wheel Out Of Balance

Furnace unit vibrating blower wheel motor out of balance or going out.

Furnace blower wheel out of balance.

The noise is similar to how a washing machine screeches when its agitator is out of balance. They can be in perfect balance even though coated with dust till a chunk of dust falls off from one spot thus throwing the whole thing out of balance. My blower wheel is falling apart. A 1 fiberglass filter will adequately protect the blower and blower motor.

Although replacing a broken blower wheel is fairly simple it s important to let a professional do it. Most of the time a piece of something filter furnace insulation paper dirt has become sucked in the blower wheel squirrel cage and causes it to become off balance and wobble. High efficiency filters can restrict the airflow strain the blower motor and make your furnace less efficient. One which circulates the heated air into the home and one which is the exhaust blower.

It has been my experience that when there are excess blower vibrations the cage blower itself has accumulated dirt. Tomahawk diy 128 346 views. Another way the furnace blower wheel can get out of balance is if one of the balancing weights has fallen off of the blower wheel. The air circulating blower is a squirrel cage type and the exhaust blower is usually an impellor type kind of a disc shaped affair which as it wears is prone to rattling against its housing.

Noticed a louder humming and shaking in the home when we started to use the ac this past week. Just remember if the furnace is not sounding right it s best to call a qualified technician to inspect your hvac system to make sure everything is in proper working order. A blower wheel that is out of balance but not broken can also cause the furnace to produce a screeching noise. Same thing is felt with cooling heating off just fan on.

Local shops want more info. Blower wheel 2 answers i have an older sears 15 gas furnace with air conditioning. I have the dimensions of the original wheel 10 1 4 dia 8 width with a 1 2 bore. If you want to install a more expensive high efficiency filter check the owner s manual for the manufacturer recommendations.

Most of the time wobbling inside the furnace is caused by the blower wheel being out of balance. Clean the blower with compressed air after removing it and see if that helps. Furnace unit vibrating blower wheel motor out of balance or going out. The only info i can find on the air handler is the sears fifteen no other model or serial.

Posted by 5 months ago.