2 Speed Swamp Cooler Motor Wiring Diagram Enhandmade This switch is recommended for 120 volt applications only. this diagram is a basic schematic and is not intended to represent all methods of installation because of various cord, plug, and pump configurations. see evaporative cooler installation instructions and motor and pump instructions for proper motor and pump wiring. Connect the switch: if your swamp cooler has a 2 speed switch, connect the high speed wire from the motor to the terminal marked “hi” on the switch, and the low speed wire to the terminal marked “lo.”. ensure that the switch is properly wired and tightened. secure the ground wire: attach the ground wire from the motor to the grounding.
2 Speed Swamp Cooler Motor Wiring Diagram Enhandmade Step 3. take the black wire from the motor and connect it to the high speed terminal of the switch. the remaining terminal on the switch supplies power to the evaporative cooler pump. connect the black wire of the pump to this terminal. connect all of the remaining white neutral wires and bind them together with a plastic twist cap. Here is how to wire up a 120 volt swamp cooler switch controller. amazon affiliate link to swamp cooler switch: amzn.to 2kx6ludclick here for a comp. Make sure that the wiring does not touch the flue. the heat from a flue can melt the outer coatings of the wire, and is a fire hazard. use 12 2 w ground for the supply end, from the power source to the switch. use 12 4 w ground for the control end, from the switch to the swamp cooler. on the cooler end, during rough in, leave plenty of extra. 7) connect the wires in accordance with the wiring diagram below (wiring diagram also located inside lid of appliance control box). warning: use the jumper wire between link and nlink only when fan and pump voltages are the same. model 110423 1 masterstat wall control thermostat and 2 speed evaporative cooler control system.
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