Gate moves in direction opposite expected 936 control board February 14, 2020 22:46 Updated Reverse the actuator’s Red and Black motor wires connected to the control board. Related articles Gate opens but will not close 936 control board SlideSmart HD Programming & Operations Manual Gate opens when the closed command is used 3501/3500 gate operator drifts open after closing Gate opens a short distance, then stops and reverses 936 control board