If the motor hums but doesn t run and if it s hard to turn its because the bearings are seized.
How to fix floor fan motor.
If the belt is damaged contact the manufacturer for a replacement.
With your pin and front motor mostly exposed turn your fan over to inspect the opposite side of the motor case.
On most fans there will be a plastic vent that allows heat and air to escape from the motor.
This repair turned out much easier than i expected.
Flip your fan around and find the screws in the back.
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If your plug keeps falling out you may want to replace the receptacle for a nice tight fit.
If you still can t make your floor fan work replace the motor.
Clearing the motor of obstructions may help return your floor fan to its normal power.
There will be screws on the back holding this case in place.
If you hear a humming sound but the fan isn t working that s a sign your fan is getting electricity.
If cleaning your motor doesn t help look at the fan belt.