220 Volt Pressure Switch Wiring. This method will work for any pump that runs directly off of a. If you are well grounded the power in a 120 vac circuit can kill you. The wire's plastic sheathing will cover two insulated wires.
Swamp Cooler Wiring Swamp Cooler Evaporative Cooler Hvac Swamp Cooler Evaporative Cooler Thermostat Wiring from i.pinimg.com
I ran 10/2 wire from the panel and added a double pole breaker. Replace the cover on the pressure switch after the zero voltage check and move to the pump control box further downstream. If you are well grounded the power in a 120 vac circuit can kill you.
Tape the switch in the off position so other people know not to turn the switch back on while you're working.
There are 4 lugs for 220volt pumps because both legs are hot and need to be broken when the pump. Cable glands with strain relief (for additional wiring). Where should i part reference: You'll have the two that look alike and will be. What type of switch is it? Manual reset button that can be switched to auto reset. Since it is plug and cord you can just unplug it to disconnect. Replace the cover on the pressure switch after the zero voltage check and move to the pump control box further downstream.
