It is ez to convert Command culvert unloader to manual. Remove 4 screws to building. there are 2 boards. remove small plug in board (which is TMCC Board) from mail board. Note to open spots in plug Remove 2 wires from plug which go to program switch. place in the open 2 spots. you have now converted ATMCC unloader to a manual and you can use the program switch to turn on & off the unloader.