Conveyor belts

[Maniac]

I'm making a room for Smallsome Swicks, in which some moneybags are going to be pretty tricky to get. In order to get them, I want Jack to have to turn on some conveyor belts. However, I can't seem to make the room start with conveyors off. I've tried making the conveyorbeltlever do

default action

like some moving platform levers I've made, but this doesn't seem to work.