After that different parts get worn down and require fixing or replacement.
Fixing attic fan from inside.
A blower door test performed by a professional company can help detect air leaks if visual signs are not apparent.
If the attic floor doesn t have a solid surface for you to walk on put enough 2 by 12 boards into the attic opening to create a walkway to use to get to the gable vents.
Attic fan repair averages 293 typically costing homeowners between 205 and 427 whole house fan repair ranges from 250 to 350 but can cost up to 650 replacing a broken motor will cost about 125 for an attic fan and between 50 and 100 for a whole house model.
Get a quieter attic fan.
The last remaining option is to replace your attic fan with a new and quieter model.
After you realize that it s not an electrical or thermostat problem the chances of it being a problem with the motor are quite high.
Open the attic access door.
Look inside your attic for mold and rotted sheathing.
Walk carefully on the ceiling joists in the attic or use a sheet of plywood to walk on so you will not accidentally put a hole in the ceiling panel.
Perhaps you don t feel like repairing it or you can t find the right parts either.
If the motor isn t working you will need an attic fan motor replacement or attic replacement fan.
Make the final repair as soon as weather permits.
Repairing a roof leak from the inside is a temporary fix only.