Eric the concern here is that you will need a speed control switch that will be rated for both ceiling fan motors.
Ceiling fan with dimmer switch wiring.
Follow the manufacturer s instructions to hook up your dimmer fan switch at the switch box.
Connect black fan wire to the black ceiling wire.
This ceiling fan wiring configuration is quite common in bedrooms.
If it s more than just a dimmer you might keep it in a box for if you can use it later.
This setup allows you to dim the light in the fixture and also switch the fan off and on from a separate switch.
Connect the blue wire to the red wire.
Switch off the wall switch as well.
Having a ceiling fan that is already wired up to a standard dimmer switch is definitely not ideal because as we mentioned earlier it heightens the risk of fires and damage to your fan.
If you locate this switch then both ceiling fans can be wired from one switch.
Fan speed would need to be controlled by a pull chain.
If you don t want to pay out for another fan or worse have to repair your home after a damaging fire you re going to want to remove the standard dimmer switch as soon as possible.
Your power supply line the black wire should be feeding both switches and those switches power the fan black or the light blue.
Turn off the power for the room with the ceiling fan at the breaker box.
How to wire a ceiling fan with a dimmer switch 1.
To do this method the wire from your wall circuit to your light has to have 3 wires.