This United States Army manual, Department of the Army Pamphlet DA PAM 750-1 Army Materiel Maintenance Procedures February 2023, provides an overview of the broad spectrum of maintenance topics required for daily maintenance operations. The pamphlet offers guidance, assistance, and procedures to support Army units with a two-level allocation of maintenance tasks. This pamphlet helps commanders, staff, leaders, and Soldiers at the division level and below achieve and sustain the Army maintenance standard for assigned and attached equipment as prescribed in Army Regulation AR 750 – 1. This pamphlet applies to the Regular Army, the Army National Guard / Army National Guard of the United States, and the U.S. Army Reserve, unless otherwise stated. During mobilization, the proponent may modify chapters contained in this pamphlet.