Immediately shut off the system then wait a few moments and turn it back on.
Squeaky noise in my attic.
Climb the ladder remove the access panel and enter the attic.
The bad news is once inside mice tend to reproduce quickly causing an infestation before you even knew it was happening.
Every morning between the hours of about 7 30 8 30 there is a persistent type of squeaking from the attic above my bed.
This can cause the fan to start making constant noise and in some cases even a loud squealing sound.
The air vent in my room is no where near the noise and the noise is not coming from a ceiling fan.
Place the stepladder under the attic access space.
I have looked in the attic for things such as droppings etc looked outside for things like vents coming from the roof but there is nothing.
Find the noisy turbine and apply the lubricant to the moving parts of the turbine.
If this is the main attic noise you ve been hearing it could be mice.
Throughout the cooler months mice tend to enter our homes or businesses searching for food and shelter.
Wall or attic sounds.
Remove the current worn out bearings and replace them.
Twice i heard noise in the attic above my bedroom.
Due to regular wear and tear these bearings can become worn out or lose their lubrication ability.
Attic fans also have small ball bearings that help lubricate the fan s movement.
High pitched squeals or a grinding noise from a furnace or an air conditioner could mean that a moving part is not moving the way it should and requires quick action.
We do have a tile roof and 6 year old house.
But when we opened the cabinet where the vent goes up in the stove we found a hole as big as a golf ball.
Be sure to lubricate the bearings.