Wiring Diagram Bathroom Fan Light Heater. Color in heaterfanlight box device blue light black fan red heater so if you want three switches to control three things you need at least three wires. Combination light heater and fan units can be incredibly handy in smaller bathrooms and other home areas that lack heating and cooling vents.
Connect the blue light wire to the red wire in the 3 cable. I want to replace this original set up with a newer all in one bathroom exhaust fan unit that has an exhaust fan with a light and heat functions all built in to one the one unit. Each power wire light fan heater must have its own switch to operate independently.
It is connected at one end to the fan and the one is restored in the switch box.
The wiring diagram below shows the wiring setup you need to connect your new timed fan to your existing light circuit ceiling rose so that when the ligh is turned on so is the fan. Wiring diagram bathroom fan and light best mirror sink. A wiring diagram is a streamlined conventional pictorial depiction of an electrical circuit. Exhaust fan wiring diagram timer switch gz 7051 bathroom light schematic with and heater motor a extractor an isolator diagrams for ceiling kit do it yourself xg 4619 electrical on in vent double tosmun aw 6644 wire guide to installing fans exhaust fan wiring diagram timer switch gz 7051 wiring diagram bathroom light schematic wiring exhaust fan with read more.