The motor shaft and the wheel will be noisy as it turns.
Furnace blower wheel loose.
Loud clanking or scraping classified as a metal against metal sound signals a serious problem with the furnace s blower wheel.
If the set screw is loose the blower wheel will wobble on.
Blower wheels can come loose and hit the blower housing causing a scraping sound.
The blower wheel blows air out of the furnace and through the house.
It is made for electric motors.
The duct cleaner wanted a couple h.
Most likely the blower fan has become loose and is creating the sound by hitting against the blower house casing.
If left long enough a loose blower wheel can damage itself and the housing.
Unit is a bryant 310jav066110acja.
No contact with housing or loose blades.
I suspect it s the blower wheel or a bearing in the motor going out.
Keep one on hand in case you need to change it.
Step 4 oil the blower good maintenance on a furnace blower whether it is a direct drive motor or v belt and pulley system is always beneficial in avoiding malfunction.
Really old ones might have grease cups that need to be filled with bearing grease you will probably need to remove the access cover to get at them.
I took it apart replaced with new blower wheel wheel was still not turning true.
The blower wheel can be making the scraping noise for different reasons.
Belt driven blower motors call for accurate belt tension to run properly.
You will most likely need to replace this part on your furnace but don t worry it is a fairly easy repair and can usually be done in an hour or so.
The wheel may have become loose and is making the noise by hitting the blower casing.
Squealing caused by a loose belt.
Easy to open up and change the blower motor as a unit.
Sometimes a broken blower wheel can also be the source of this distinct noise.
Check the set screw to ensure that it is properly tightened.
14 years old at this point but still blowing very cold air.
Older blower wheels will also likely require oil.
Having one of our techs tighten the blower wheel can often resolve this problem.
Took a closer look at motor shaft to try to detect any misalignment couldn t really tell.
Blower wheel was balanced just fine some dirt not horrible.
When your furnace blower wheel is broken it will make your furnace sound like metal scraping against metal and will really hurt your ears.
If you hear this sound turn off your furnace immediately.
Cleaning the blower wheel on a furnace air conditioner takes a little work but is supposed to improve your air quality.
Use 3 in 1 motor oil.
This is not a huge noise just a little annoying.
If the belt is loose the pulley on.
The blower wheel is attached to the blower motor shaft with a set screw.
