A servomotor includes a motor unit generating movement of a mechanical component, a position-detecting unit detecting the position of the mechanical component, and a control unit manually controlling the mechanical component. The manual control unit is inside a main enclosure, the manual control unit is actuated by an actuator located outside the main enclosure, and the main enclosure is connected to the motor unit and to the position-detecting unit, The position-detecting unit and the motor unit are located inside first and second enclosures that are distinct from the main enclosure and are removably connected to the main enclosure. The manual control unit can be actuated when the first and second enclosures are separated from the main enclosure.
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