The metric of plant maintenance should now be in the ability of the plant to meet the strategic goals of the company beyond customarily expected cost savings, such as improved plant output, performance predictability, product quality, customer service, safety, environmental control, etc.
total preventative maintenance
malfunction. Yet, the real total costs of reactive maintenance to breakdowns would emanate from lost production, poor product quality, lost sales, poor safety record, late deliveries, increased work in progress (WIP), shortened technical lifetime of equipment, etc. Thus, the 1980s and 1990s have evolved into the Fix it efficiently approach of planned maintenance, scheduled overhauls, and utilizing CMMS for improved efficiency and control. Associated with this approach is scheduled downtime, which is