The fan blades might be scraping against the blower housing.
Trane fan motor noise.
If the blades aren t rubbing against the housing and the fan motor is still noisy check the fan motor bearings for wear.
Sometimes it will stop after about 2 minutes but starting yesterday it will not stop the noise.
It happened about 3 months ago as well but i took the top off turned it upside down and was able.
Arrangement 9 permits factory mounting of the motor on top bottom or either side of the fan see below.
Motors and arrangement 9 horizontal or vertical mounting it can be selected in class 1 2 and 3.
R fan motor is still making noise replace the fan blade.
Motor is an ecm and it makes a low pitched whine sound when in circ or when the blower is ramping up or slowing down to stop.
United states restricted mode.
Air conditioners have a fan blade in the front and a fan blade in the rear.
The fan blade on the condenser fan motor might be defective or loose.
If the motor shaft is loose tighten or replace the set screw.
Trane xe 1000 fan motor problem solved the fan on the outside trane xe1000 unit is making a terrible squealing noise when running otherwise everything working fine cools heats house like always.
Check both fan blades to ensure that they are not rubbing against the housing.
Benefits the q quiet fan the trane model q fan generates less low frequency noise more difficult to attenuate than any other.
Trane xr95 draft inducer motor noise whine whistle duration.
To check the fan blade wiggle the fan motor shaft.