Push the wire connections into the bathroom fan housing or wiring compartment. Step 6 – Push Wiring Into Housing And Secure Cover These neutrals will have to all be connected together using a wire nut, quick connect, or Wago lever nut. Step 5 – Connect the Neutrals At HousingĬonnect the single neutral wire from the new 12/3 cable to the neutrals coming from the exhaust fan and the light. You will need to connect these wires together using either wire nuts, quick connects, or Wago lever nut. The light and exhaust fan hot wires from the housing may be red, black, or blue. There will be one hot wire (red or black) to the exhaust fan hot, and then light hot to the second 12/3 hot (red or black). Step 4 – Connect the Hot Wires At HousingĬonnect the new 12/3 hot wires to the housing. Simply hook and crimp the ground wire around the terminal in a clockwise fashion, and then tighten the screw. There will usually be a ground terminal on the wiring cover. Read Also > How To Vent A Bathroom Fan Through The Wall? Step 3 – Connect the New Ground to HousingĬonnect the ground from the new 12/3 cable to the bath fan housing. The two hots (one for the fan and one for the light) will be connected to the old 12/2 cable either through wire nuts or quick connects. The ground wire is usually connected to the cover plate grounding terminal. Step 2 – Remove Old 12/2 Wiring From Bath FanĪt the bath fan housing, remove the wiring cover plate, and disconnect the existing 12/2 wiring that goes into the housing. If there is still power, it will beep or light up (and some do both). We also recommend that you verify the power is off to the exhaust fan by using a non-contact voltage tester.Ī non-contact voltage tester can detect whether there is power by just getting close to the wire or double switch. Step 1 – Turn Off Power at Panel and Verify It's OffĪs with any wiring job, the first step is to turn off the power at the panel box.
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