Motor 93009317 and fan blade fb99100 for 1050 and 1200 cfm.
Remove fan blade from attic fan.
If there are fasteners attaching the whole house fan to headers or joists use your socket wrench screwdriver or pry bar to remove them before removing the fan.
You may want to flip off the breaker switch that runs power to the room where the ceiling fan is located for added security.
After turning off and unplugging the fan remove the grill.
Get a quieter attic fan.
Find where your fan blades are attached to the ceiling fan housing and motor.
With most fans the grill can be removed by unfastening tabs.
Is designed to lower the temperature of an attic by exhausting air from the attic and replacing attic air with.
Remove the screws holding the cover on the electrical connections box using a flat blade or phillips head screwdriver.
Most fan blades attach via two screws near the motor and fan housing.
How to replace an attic ventilation fan 1.
Step 2 locate the screws on the blade bracket that secures them to the motor.
Remove the old ventilation.
Turn the ceiling fan off and allow the rotation of the blades to come to a complete stop.
Shop for attic ventilator parts.
If the blades are removable detach the blade cap and slide the blades free.
Use a mild all purpose cleaner or a mixture of water and dish soap to gently wash the blades and.
Attic fans usually last around 4 5 years if they re used regularly.
After that different parts get worn down and require fixing or replacement.
Turn off the branch circuit breaker on the service panel supplying power to the attic ventilation fan.
The last remaining option is to replace your attic fan with a new and quieter model.
Use a screwdriver to remove a single fan blade.
Also if sponge rubber was used to support the frame remove that as well at this time.