A Computerized Maintenance Management System (CMMS) is the operational backbone of equipment maintenance in manufacturing facilities. It schedules and tracks preventive maintenance tasks, manages reactive repair work orders, maintains spare parts inventory, and builds a historical record of every maintenance event for each piece of equipment.
The primary value of CMMS is shifting from reactive maintenance (fix it when it breaks) to preventive and eventually predictive maintenance. Preventive maintenance schedules routine tasks — lubrication, filter changes, belt inspections — based on calendar intervals or machine hours. This alone typically reduces unplanned downtime by 25-30% compared to run-to-failure approaches.
When integrated with machine monitoring systems, CMMS data becomes the foundation for predictive maintenance strategies. Correlating equipment sensor data (vibration, temperature, power consumption) with maintenance history reveals patterns that predict failures before they occur. The result is maintenance performed at exactly the right time — not too early (wasting parts and labor) and not too late (causing breakdowns).