1. Connect wires refer to the product wiring label. (Red wire connects the positive power; black wire connects negative power;blue wire connects the positive of fan; gray wire connects the negative of fan.) 2. Turn on the power, and adjust the potentiometer.,
1* 9733 Controller
Before you attempting to wire the controller, make sure power is off. WARNING: DO NOT REVERSE POSTIVE AND NEGATIVE POWER LOADS AND DC FAN.THIS WILL DAMAGE THE CONTROLLER.