Here is a schematic of how the swamp cooler is wired. It is pretty simple. SW1 is a double-pole, double-throw, center off switch. As you can see from the schematic, the pump and fans 1 and 2 will always run when the switch is in either on position. Fans 3 and 4 only run when...
Here is a schematic of how the swamp cooler is wired. It is pretty simple. SW1 is a double-pole, double-throw, center off switch. As you can see from the schematic, the pump and fans 1 and 2 will always run when the switch is in either on position. Fans 3 and 4 only run when...