OKIFAX 5700/5900 4 - 271. After removing the Lower Base, removethe spring.2. Lift the left side of the Back-up Rollerand pull it out leftwards.Caution:- Do not lose the ground washer.- Do not bend the ground plate.- Do not damage the backup roller.3. Release the gear by unlocking the latchon the Lower Base.4. Lift the right side of the Transfer Rollerand shift rightwards, then pull it out fromthe Lower Base.4.3.27 Resist Roller, Hopping Roller,Sensor PlatesUpper CoverBack-up RollerReset lever (L and R)SpringLower Base LatchGearTransfer RollerWasherGround plate