Final answer:
The Max ACL for the MV-22 without seats refers to the maximum weight that the aircraft can safely carry when the seats are not installed or occupied.
Step-by-step explanation:
The Max ACL (Aircraft Load Classification) for the MV-22 without seats refers to the maximum weight that the aircraft can safely carry when the seats are not installed or occupied. The MV-22 is a tiltrotor aircraft used by the United States Marine Corps and can transport troops, cargo, and equipment. Without seats, the aircraft has a higher payload capacity and can accommodate larger loads. The specific value for the Max ACL without seats will depend on the configuration and modifications of the aircraft, and can be obtained from the manufacturer or military specifications.