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Lecture Operations management: Chapter 14S - William J. Stevenson

Chapter 14S - Maintenance, this chapter include objectives: Explain the importance of maintenance in production systems, describe the range of maintenance activities, discuss preventive maintenance and the key issues associated with it,. | Maintenance Supplement 14 Copyright © 2015 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. 1 Supplement 14: Learning Objectives You should be able to: LO 14S.1 Explain the importance of maintenance in production systems LO 14S.2 Describe the range of maintenance activities LO 14S.3 Discuss preventive maintenance and the key issues associated with it LO 14S.4 Explain breakdown maintenance and name the key issues associated with it LO 14S.5 State how the Pareto phenomenon pertains to maintenance decisions 2 The goal of maintenance is to keep the production system in good working order at minimal cost Reasons for wanting to keep equipment and machines in good operating condition: Avoid production or service disruptions Not add to production or service costs Maintain high quality Avoid missed delivery dates Maintenance Goals LO 14S.1 Operations capacity is reduced, and orders are delayed There is no . | Maintenance Supplement 14 Copyright © 2015 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. 1 Supplement 14: Learning Objectives You should be able to: LO 14S.1 Explain the importance of maintenance in production systems LO 14S.2 Describe the range of maintenance activities LO 14S.3 Discuss preventive maintenance and the key issues associated with it LO 14S.4 Explain breakdown maintenance and name the key issues associated with it LO 14S.5 State how the Pareto phenomenon pertains to maintenance decisions 2 The goal of maintenance is to keep the production system in good working order at minimal cost Reasons for wanting to keep equipment and machines in good operating condition: Avoid production or service disruptions Not add to production or service costs Maintain high quality Avoid missed delivery dates Maintenance Goals LO 14S.1 Operations capacity is reduced, and orders are delayed There is no output, but overhead continues, increasing the cost per unit There are quality issues Output may be damaged There are safety issues Employees or customers may be injured Breakdown Consequences LO 14S.1 Reactive: Breakdown maintenance Dealing with breakdowns or problems when they occur Proactive: Preventive maintenance Reducing breakdowns through a program of lubrication, adjustment, cleaning, inspection, and replacement of worn parts Maintenance Options LO 14S.2 The goal of preventive maintenance is to reduce the incidence of breakdown or failures in the plant or equipment to avoid the associated costs Loss of output Idle workers Schedule disruption Injuries Damage to other equipment, products, or facilities Repairs Inventories of spare parts Repair tools and equipment Repair specialists Preventive Maintenance LO 14S.3 It is periodic It can be scheduled according to the availability of maintenance personnel and to avoid interference with operating schedules Maintenance is scheduled using