How To Fix A Broken Attic Fan

You can also check to make sure the exhaust vents are free of dust and debris.

How to fix a broken attic fan. Sometimes cleaning out your fan and or adding some oil is all it takes to correct a problem. Recommend the best ventilation practices for your region and home s attic design. A fan that won t run is often caused by a failed motor or a bad thermostat. Http amzn to 1tq17ky replacing and attic fan is easier than you might think.

If there is any damage to the belt replace it with a new one. The cause of the problem could be the belt. Inspect the fan for the underlying cause of damage including stressed parts and signs of animals. With some basic tools you can replace the fan motor or.

Your only option with a broken thermostat is replacement. A broken belt will cause the fan to run without actually drawing in any air. Simply replacing the belt could solve your problems. Some motor plates release by pressing or prying on the side of the fan housing.

Much of the time if the issue is electric it can be rewired and fixed. How to fix a fan that hums. Tune up the fan to prevent burgeoning problems and malfunctions. This is a relatively easy fix but it may not work if your fan has a very cheaply made motor the motor may be shot.

Others are secured with a screw or two. Look for contractors that. Before calling in a pro to fix the fan check that the problem is not from the wiring as there may simply be a short along the circuit or another issue that is not in the attic fan itself. Fan motor runs but not the blades if the motor is working but the fan blades are not moving the problem may be the belt.

Turn off the power to the fan at the main breaker panel. See our ceiling fan buying guide. If your ceiling fan makes a humming noise when it runs you may be able to eliminate the problem by changing the control. If there s a problem with the belt replace it with a new one.

How to test an attic fan motor and thermostat. Remove the outer casing of the attic fan and check to see if the belt is sagging cracked worn or broken. You can start by checking the fan for debris and making sure that your fan s motor is properly lubricated. Sometimes you face an issue where the attic fan s motor comes on but the fan blades don t move.