At present ,The Roadm line request to buy new a Awatron Centrifugal bubble eliminator, but we have a old Centrifugal bubble eliminator in the store and it is broken. After research, we can fix it. We have two option: The new machine Repair the old machine Repairing Board Controller + Timer by FOV: 40 USD Hinge of Musashi: 71 USD 2.775 USD/Unit Motor (4IK40A-BW2J) of Oriental:: 133 USD Total: 244 USD Cost down: 2.531 USD/Unit -> Decrease: 91% Power on Open Cover Start Timer count Can’t open Cover Motor run Stop Timer On Motor Stop Open Cover Power Off . At present ,The Roadm line request to buy new a Awatron Centrifugal bubble eliminator, but we have a old Centrifugal bubble eliminator in the store and it is broken Timer by FOV: 40 USD Hinge of Musashi: 71 USD Motor (4IK40A-BW2J) of Oriental:: 13 3 USD Total: 244 USD Cost down: 2.5 31 USD/Unit -> Decrease: 91% Power on Open Cover Start Timer count