Furnace Blower Wheel Out Of Balance

It has been my experience that when there are excess blower vibrations the cage blower itself has accumulated dirt.

Furnace blower wheel out of balance.

One which circulates the heated air into the home and one which is the exhaust blower. High efficiency furnaces usually have two blowers. Same thing is felt with cooling heating off just fan on. Furnace unit vibrating blower wheel motor out of balance or going out.

Although replacing a broken blower wheel is fairly simple it s important to let a professional do it. I have the dimensions of the original wheel 10 1 4 dia 8 width with a 1 2 bore. The only info i can find on the air handler is the sears fifteen no other model or serial. The noise is similar to how a washing machine screeches when its agitator is out of balance.

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. Posted by 5 months ago. Clean the blower with compressed air after removing it and see if that helps. 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.

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. Blower wheel 2 answers i have an older sears 15 gas furnace with air conditioning. High efficiency filters can restrict the airflow strain the blower motor and make your furnace less efficient. A 1 fiberglass filter will adequately protect the blower and blower motor.

Local shops want more info. A blower wheel that is out of balance but not broken can also cause the furnace to produce a screeching noise. Noticed a louder humming and shaking in the home when we started to use the ac this past week. How to fix condenser fan out of balance duration.

Furnace unit vibrating blower wheel motor out of balance or going out. Most of the time wobbling inside the furnace is caused by the blower wheel being out of balance. My blower wheel is falling apart. 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.

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