14+ Wiring A Fan Switch. An existing wall dimmer switch must be replaced with a single on/off wall switch before installing a hunter fan to ensure consistent power flow from the switch to the fan. As honeywell's illustration shows, the two fan terminals are on the upper and lower left side of the control.
Most common fans either come with a light or without a light. Wiring a ceiling fan and light by separate switches and dimmer switch. For some, that will be any combination 1.
I used 10 gauge wire and a 30 amp fuse.
14+ Wiring A Fan Switch. I am attempting to replace a lasko box fan 3 speed rotary switch. Extractor fans in bathrooms are frequently powered from a lighting circuit. It's important to understand what each wire does and how it connects with the others. Choose the one that is right for you.