Kubota hydraulic hose diagram. A Kubota hydraulic hose diagram is a useful tool when attachment movements are reversed. It helps you verify the hose pair, match each line to the right function, and correct the issue on loaders, front attachments, or backhoes. The guide covers LA, BX, and BH series routing and gives a clear way to sort out common connection mistakes. On LA-series loaders, the main task is separating the lift pair from the curl pair and tracing both back to the control valve. On BX-series machines, most owners need to confirm which pair controls lift and which controls chute rotation. On BH-series backhoes, the layout is more complex with supply, return, and several work circuits. Start at the cylinder and trace each hose back. Reverse only the pair with backward movement.