Also make sure the exhaust of the attic fan is high and near the roof with no obstructions.
Attic exhaust fan making noise.
Quietcool attic fans work almost everywhere almost anytime.
Blower and fan noises such as squeaks squeals and rattles may be transmitted through the duct system.
The result is a cooler attic space with plenty of air exchange.
The only way to get rid of this hum is to continually operate the fan on a low setting or replace the fan with a newer one with more.
You ll just need a screwdriver to tighten the loose screws on the mount.
And the first signal of any such issue is the attic fan humming noise.
Remove the current worn out bearings and replace them.
Running an attic fan isn t just running any other fan of your home.
The mount can become loose especially on fans that are installed on the roof.
The attic fan kept my house cooler by 8f compared to pre fan installation days.
Temp 84f at 5pm.
During workdays would leave air conditioner off when leaving in the morning.
An attic fan with a few blades may pick up a humming noise as it runs on a high speed setting.
Therefore take this noise issue as an indicator and step ahead to solve it right away.
This problem is pretty easy to fix.
If it s loose it will wobble and vibrate against the surface creating a huge racket.
Due to regular wear and tear these bearings can become worn out or lose their lubrication ability.
This is actually the most common noise issue with attic fans.
Turn on the exhaust fan switch and the fan should be just like new and no longer making noise.
For some units this sound is normal upon start up.
The blower wheel and housing will also squeal when they malfunction.
This can cause the fan to start making constant noise and in some cases even a loud squealing sound.
When you are working in the exhaust fan and you are vacuuming out the dirt adjusting the fan adjusting the blower wheel or lubricating the shaft be sure the power is off for safety.
This was observed on numerous days following the installation.
Attic fans also have small ball bearings that help lubricate the fan s movement.
Outdoor fan motors and indoor blower motors squeal loudly when they re going bad.
During the summer an attic can be 40 to 50 hotter than the outside temperature which in turn heats up the house very quickly.
Temp 92 f at 5pm.
With an attic fan you can cool the attic to the same temperature as it is outside greatly reducing the house from heating as quickly.
