Here is how to wire up a 120 volt swamp cooler switch controller.
Evaporative cooler motor wiring diagram.
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.
This diagram is a basic schematic and is not intended to represent all methods of installation because of various cord plug and pump configurations.
When a single speed motor is used do not use the red lead on the receptacle and motor plug wiring.
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Refer to above diagram the green.
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Be sure motor pump and cooler are properly grounded.
Swamp cooler wiring diagram.
See evaporative cooler installation instructions and motor and pump instructions for proper motor and pump wiring.
This can be tricky as the route must communicate with unfinished space to the power source and also communicate with the attic.
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.
Once again if it is practical placing the switch on the outide of the flue chase can be a good option.
Tape off end of both of the red leads.
The swamp cooler wiring.