The Army Aircraft Maintenance Operations manual covers the general and specific guidelines in maintaining the aircraft of the Philippine Army. This manual gives emphasis on the system of maintenance, personnel requirements, and sustainment to have an effective and efficient aircraft maintenance operations. It furnishes the aircraft maintenance personnel a source of information about how to perform various maintenance practices used on all PA aircraft. This will also serve as a guide for maintenance managers, aircraft mechanics, and technicians on the standards to be followed in the performance of aircraft maintenance operations. It further identifies the proper equipment, personnel skills, training, and facilities needed by the aircraft maintenance unit to effectively and safely perform aircraft maintenance operations. The proponent of this manual is the Aviation Regiment (P), Philippine Army. However, Doctrine and Capability Integration Center (P), Training and Doctrine Command, Philippine Army is responsible for reviewing and updating of this publication. Comments and recommendations may be sent to the Commander, TRADOC, PA, Camp O’Donnell, Capas, Tarlac (Attn: Director, DACIC) or via email at dcannex45@gmail.com and website at doctrinecenterpa.com. Feedbacks to this publication are also welcome telephonically via the Bonifacio Telephone Exchange trunk line number 845-9555 or military local line number 7650 extension 4971.