Tape off end of both of the red leads.
													
																	Evaporative cooler motor wiring diagram. 
									
	
		
	
																	This diagram is a basic schematic and is not intended to represent all methods of installation because of various cord plug and pump configurations. 
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																	Swamp cooler wiring diagram. 
																	Amazon affiliate link to swamp cooler switch. 
															
													
									
	
		
	
																	Once again if it is practical placing the switch on the outide of the flue chase can be a good option. 
																	The swamp cooler wiring. 
																	The motor in a swamp cooler turns a blower which moves air in from outside the cooler through evaporative pads and out through a vent or ducting into the living area. 
																	See evaporative cooler installation instructions and motor and pump instructions for proper motor and pump wiring. 
															
													
									
	
		
	
																	Refer to above diagram the green. 
																	When a single speed motor is used do not use the red lead on the receptacle and motor plug wiring. 
																	Wiring a evaporative swamp cooler switch here is how to wire up a 120 volt swamp cooler switch controller here for a plete write up on wiring a swamp cooler controls how to wire a swamp cooler motor how to wire a swamp cooler motor by john cagney the manufacturers of blower motors do not subscribe to a universal color code for their wiring. 
																	Be sure motor pump and cooler are properly grounded. 
															
													
									
	
		
	
																	Here is how to wire up a 120 volt swamp cooler switch controller. 
																	This can be tricky as the route must communicate with unfinished space to the power source and also communicate with the attic.