... accurate performance indices that can be used to plan,schedule, and manage the plant.Other Plant FunctionsIn medium and large plants, other plant functions play a key role in plant performance.Smaller ... years,maintenance is responsible for about 17 percent of production interruptions and quality10 An Introduction to Predictive Maintenance AN INTRODUCTION TO PREDICTIVE MAINTENANCE Second Edition problems. ... difficult challenge than larger plants; however,with proper planning and implementation, small plants can improve their performance20 An Introduction to Predictive Maintenanceand gain enough additional...