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86 Guidebook for Advanced Computerized Maintenance Management System Integration at Airports Maintenance engineering. A staff function whose prime responsibility is to ensure that mainte- nance techniques are effective, that equipment is designed and modified to improve maintain- ability, that ongoing maintenance problems are investigated, and that appropriate corrective and improvement actions are taken. Maintenance history. A chronological list of all maintenance activities performed on an asset. Maintenance management. A method of allocating resources to accomplish predetermined LOS through planning, budgeting, scheduling, executing, and reporting and reviewing maintenance strategies and tactics. Maintenance task. The maintenance effort necessary for retaining an asset in, or restoring it to, a specified condition. Maintenance work order. A formal document, usually created in the CMMS, used to identify, control, and record maintenance-related work as it goes through the organizationâs work flow process. Maintenance work order system. A means of requesting maintenance service; planning, scheduling, and controlling work; and focusing field data to create information. Maintenance, repair, and operating supplies (MRO). Items used in support of general O&M (e.g., supplies, spare parts, and consumables used in supporting operations). Management information system. A computer-based information system that produces routine reports and on-line access to current and historical information needed by managers mainly at the middle and first-line levels. Management strategies. The operations, maintenance, and capital investment strategies deter- mined for the planning period. These may include changes to maintenance strategies to imple- ment more proactive maintenance, or they could include changes to emergency response plans for specific events. Management system. A system to establish policy and objectives and to achieve those objec- tives. The management system of an organization can include a range of subsets that collectively constitute the whole. These subsets usually include a quality management system, a human resource management system, a fiscal management system, an asset management system, an information management system, and an environmental man- agement system. Manager, asset management services. A position with responsibility for management of the Asset Management Services Team. The teamâs role is the implementation of the organizationâs Asset Management Improvement Plan. Maturity assessment. Evaluation of the degree to which an organization uses recognized best practices and the availability of information required to plan for, and implement, improve- ments. The ultimate value of maturity assessment can be realized only in the context of an overall process improvement and organizational change program. Mean time between failures (MTBF). The average length of time between one failure and another for an asset or component. Mean time to failure. The average length of operating time to failure of a non-repairable asset or component. Mean time to repair. The average time needed to restore an asset to its full operational capabilities after a failure.
