Feb 21, 2015Here is how to wire up a 120 volt swamp cooler switch controller. Amazon Affiliate Link to Swamp Cooler Switch: https://amzn/2KX6ludClick here for a comp.. 115V Swamp Cooler Electrical Plug Junction Box 7705 115 V swamp cooler electric supply. This is the electric outlet receptacle for the swamp cooler that nowhere else had. It is a part that I have been told most see as a reason to replace the entire unit. But what a waste when this will make yours work again. Ours lit on fire due to wasps building a lovely home within it, and melted the outlets[PDF] EVAPORATIVE COOLER Owner’s Manual tions. See the following wiring diagrams for 120V and 240V installations. IMPORTANT: When a single speed motor is used, do not use the red lead on the receptacle and motor plug wiring. Tape off end of both of the red leads. WARNING: Make sure that cooler cabinet is properly grounded to a suitable ground connection for maximum safety. Operation Related searches for swamp cooler plug wiring diagram wiring diagram for evaporative coolerswamp cooler wiring diagram 120vevaporative cooler motor wiring diagramswamp cooler electrical wiringchampion swamp cooler wiring diagramevaporative cooler switch wiringswamp cooler control switchswamp cooler switch wiring diagram