How To Check If Bathroom Exhaust Fan Is Working. A working fan will grasp it t ightly. Propeller Fans Also Known as Axial Fans.
Now is the time to test the white brown and white wires. A working fan will grasp it t ightly. But some older homes have no supply register in the bathroom so the undercut of the bathroom becomes the sole source of incoming air to replace the air that is exhausted by the fan.
Exhaust fans have 2 different methods by which they can move air in your bathroom.
Turn the fan on and put the box over the exhaust grille. A fan is essentially an electric motor with a propeller or drum-like blades. Take your multimeter and set it to ohms. If your fan is held in place by mounting screws secured to a ceiling joist remove the screws attached to the joist.
