Due to regular wear and tear these bearings can become worn out or lose their lubrication ability.
Squealing attic fan.
I read that wd 40 is bad so i should use a 3in 1 oil.
Place the stepladder under the attic access space.
Get a quieter attic fan.
Test the fan to see if the squeaking sound is gone.
I couldn t see any.
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Remove the current worn out bearings and replace them.
You can use something like wd40 that you can buy in the store.
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Hi i had an attic fan installed about five years ago when i had the new roof put on.
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I went into the attic almost passed out and tried to see if there were any lube points.
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Perhaps you don t feel like repairing it or you can t find the right parts either.
I picked it up from home depot for the roofers to install.
These are located in the track where the pipe coming out of the roof meets the spinning part of the vent.
If the squeaking still persists there may be a more complex issue.
Unless the fan is locked up solid.
The last remaining option is to replace your attic fan with a new and quieter model.
Be sure to lubricate the bearings.
It could be something causing the fan blades to bind but that d make a clattering noise as in a playing card in the bicycle spokes.
Attic fans usually last around 4 5 years if they re used regularly.
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This week it has started squeaking at night.
If the squeaking is gone that s great.
Usually squeaking is the sign that the attic fan need maintenance.
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You should apply a lubricant to the joints of the attic fan.
Attic fans also have small ball bearings that help lubricate the fan s movement.
Posted on may 10 2004 2 10 am.
Attic fans gable vent fans generally aren t made to be serviced the fan is probably pressed onto the motor shaft and there s no practical way to replace it in the field.
Find the noisy turbine and apply the lubricant to the moving parts of the turbine.
Or you could also use vegetable oil to get the same effect.
Now you know how to maintain your fan.
Climb the ladder remove the access panel and enter the attic.
I have an attic fan which was installed about 2 years ago with a new roof.
If your fan has multiple speed settings test the fan on each setting for several minutes.
My attic fan started squeaking this morning.
It was running at a very low rpm.
Attic fan making a high pictch squeal.
It would start up and then stop less than a minute later.
Went to hd and lowes picked up a new thermostat and fan motor.
Was gone for about an hour.
