Fan Light Combo Wiring Diagram. If you elect to replace your old exhaust fan with a combination unit that includes a heater and a light you will probably need to add additional wiring and switches to control all the heater light and fan separately. Therell be main lines which are represented by l1 l2 l3 and so on.
It has a remote kit but its pretty basic. Because the heat uses a lot more power than the light fan it gets the 2 cable. Nutone heater fan light wiring diagram.
For the purpose of the diagrams we assume that if there is only one wall switch it powers the light and the fan is controlled by a switch on the fixture the reverse is possible by changing the wire in the fixture identified as fan to light and the wire identified as light to fan.
Because the heat uses a lot more power than the light fan it gets the 2 cable. I have a new bathroom exhaust fan heater light to install in place of an old one and wire the switches. Injunction of two wires is usually indicated by black dot on the intersection of 2 lines. Nutone 763rln bathroom fan light 50 cfm.