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Swamp cooler pump wiring diagram.
Other wiring color codes to wire in the thermostat the above would be followed.
If your swamp cooler only has one fan speed wire the fan to terminal 1 the black wire operates the motor s high speed.
Here is how to wire up a 120 volt swamp cooler switch controller.
For example l1 is labeled as power which is the black wire from the circuit breaker.
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All common wires white are tied together so the circuit is completed.
All about the swamp swamp cooler maintenance swamp cooler roof installation the best time to rough in your swamp cooler wiring and water line for your new cooler is after the holes are cut through the roof and ceiling but before the ductwork is installed.
A six position rotary switch has a position for off low speed fan high speed fan low speed fan with pump high speed fan with pump and pump only.
Ductwork swamp cooler main page.