Cooper Light Switch Wiring Diagram July 2, 2019 Pin by Gene Haynes on DIY water heater . This Pin was discovered by Gene Haynes. Discover (and save!) your own Pins on Pinterest. www.pinterest.com 3 Way Pickup Selector WiringLine Load Neutral Diagram4 Way Switch Definition240v Wire Color CodeClothes Dryer Electrical RequirementsRheem Thermostat Wire ColorsOld Analog Thermostat3 Way Electrical Switch Diagram