Callout  | Item  | Callout  | Item  | 
|---|---|---|---|
[A]  | Bottom Plate  | [D]  | Tray Lift Motor  | 
[B]  | Bottom Plate Lift Arm  | [E]  | Tray Lift Sensor  | 
[C]  | Bottom Plate Lift Gear  | [F]  | Rack and Pinion Mechanism  | 
The tray lift motor rotates the gear [C] and the gear makes the rack [F] move.
The movement of the rack pulls the spring and this moves the bottom plate lift arm [B].
The arm lifts the bottom plate [A].
The position of the bottom plate is detected by the Tray Lift Sensor [E]. This machine does not use motor control to detect the bottom plate position.