The pros and cons of different maintenance strategies hansford. What to look for in a maintenance management software program. This page contains total productive maintenance tpm seminar and ppt with pdf report. Nikitas zagoras graduate research assistant clemson university restoration institute, sc. The costs and benefits of advanced maintenance in manufacturing. Preventive and breakdown maintenance work order management. In the case of breakdown maintenance youve had a failure and so now it needs to be fixed. Pdf well established routines for preventive maintenance are assumed to have an important function to reduce unplanned breakdowns in the production. Total productive maintenance tpm seminar ppt and pdf report. Like any proactive strategy, these plans are set in place to establish a regular maintenance routine that allows a company to reach minimum or maximum standards. Despite having so many benefits of a work breakdown structure, there are a few cons.
Breakdown maintenance is when the organization only conducts maintenance on a piece of equipment when the equipment breaks down. Runtofailure maintenance is a type of scheduled breakdown maintenance, while examples of unplanned maintenance include corrective maintenance and reactive maintenance. Pdf use and benefit of planned and systematic maintenance in. When breakdown maintenance is unplanned, though, it can lead to costly downtime, health and safety risks, and halted production. After knowing its advantages of work breakdown structure, we will move on to the disadvantages of the work breakdown structure. Breakdown maintenance what is breakdown maintenance. Davis also adds that vertically mixeduse facilities can be beneficial because they reduce longterm maintenance costs of individual buildings. Ppm, planned preventive maintenance the right way to do it. Benefits of preventive maintenance preventive maintenance is required for many industrial tools and machines to ensure they run at maximum efficiency. Past and current maintenance practices in both the private and government sectors would imply that maintenance is the actions associated with equipment repair after it is broken. Maintenance is a risk management practice used to maximise production and minimise loss and waste. Basic introduction to maintenance three types of maintenance why do it. Based on their assets and industries, companies may find it more cost effective to use one over the other. Keeps equipment in good condition to prevent large problems.
On the other hand, if there is no breakdown before l, then a pm cost will be incurred at time l. Corrective maintenance is applied when it is believed that the stop and repair costs in case of failure will be less than the investment. The need for maintenance is predicated on actual or impending failure ideally, maintenance is performed to keep equipment and systems running eficiently for at least design life of the components. The associations ability to conduct routine maintenance, to handle emergency repairs, and to plan and carry out longterm improvements in the condition of the building will be key factors in whether or not your association succeeds. Predictive maintenance is the complement of preventive maintenance. Breakdown maintenance can be a good thingwhen its planned. Creates report of all the preventive and breakdown maintenance jobs done in the past. Schedule of planned maintenance actions aimed at the. Benefits of a condition based maintenance strategy condition monitoring is a central part of a condition based maintenance strategy. Costbenefit analysis for circuit breaker maintenance. Equipment downtime is decreased and the number of major repairs are reduced. Identify missed maintenance, reduce breakdown emergency maintenance. As such, the practical operation of a component is timebased function.
Building repairs and maintenance services mainly includes works undertaken for maintaining proper condition of buildings, its services and works in ordinary use. Chapter 5 maintaining school facilities and grounds. Reducing the cost of preventive maintenance please contact. Through the utilization of various nondestructive testing and measuring techniques, predictive maintenance determines equipment status before a breakdown occurs. Preventive and breakdown maintenance work order management made simpler with fastmaint cmms software. Increase productivity and ope overall plant efficiency by 1. Pick a program that can handle both unplanned breakdown as well as planned preventive maintenance. Costbenefit factors influencing preventive maintenance strategy. Allows maintenanceservice department to analyze the maintenance requirements of each machineequipment in advance so that a plan for the spares or resources can be. While reactive maintenance can have a place in a wellrounded maintenance strategy, it shouldnt be your goto for all repairs.
Preventive, predictive and corrective maintenance presented by. If im able to stack apartments over retail or an office, then im going to be able to share in some of the maintenance of that building between the two uses, says davis. Pdf maintenance and its types engr sajid chaudhary. An analysis of maintenance strategies and development of a. Partnering with macallister machinery delivers the support you need to complete projects on time and under budget. But do you know what the right maintenance strategies are for you and when you should adopt each one. With predictive devices currently available, it is incumbent upon. And depending on the risk associated with that breakdown it could be urgent or less urgent. The guiding principle of ppm is the regular and systematic application of engineering knowledge and maintenance attention to equipment and facilities to ensure their proper functionality and to reduce their rate of deterioration. Reduced overtime costs and more economical use of maintenance workers due to working on a scheduled basis instead of a crash basis to.
A wellorchestrated condition monitoring system is an opportunity for continuous improvement, and the impacts can be dramatic. An analysis of maintenance strategies and development of a model for strategy formulation a case study master of science thesis in the master degree programme, production engineering. Predictive maintenance uses a process known as condition monitoring to check the status of assets on a regular basis. What are the advantages and disadvantages of corrective. Preventive and corrective maintenance cost comparison. Zero breakdown maintenance focuses on ensuring equipment parts are always in good health so your machines are always reliable. Breakdown maintenance is often avoided because it can cost more than preventative maintenance.
It makes it much easier to track and manage all the maintenance done on an equipment. In corrective maintenance the equipment is operating but it is wrongly operating. Condition monitoring should be an overall part of your preventative maintenance plan to prevent breakdown and avoid unnecessary repair costs that rob you of efficiency and profit. Here are other important benefits of a properly operated preventive maintenance program. The use for which buildings are designed is the main factor in determining the required standard of maintenance. Though the term breakdown maintenance sounds catastrophic, if its part of a planned maintenance strategy, it can often make a lot of sense for certain pieces of machinery. Breakdown and reliability analysis in a process industry dibyojyoti deka1,dr. Corrective maintenance is performed when a breakdown occurs between scheduled preventive maintenance occurrences. Form different teams to reduce defects and selfmaintenance. The benefits of preventive maintenance able services. Selecting a successful maintenance strategy requires a good knowledge of equipment failure behaviour and maintenance management practices. Better conservation of assets and increased life expectancy of assets, thereby eliminating premature replacement of machinery and equipment.
Preventive maintenance principles mit opencourseware. Maintenance planning and scheduling of circuit breakers cbs always involves the cost and benefit analysis. Given preventive maintenance pm interval l, if a breakdown occurs before l, then a breakdown maintenance cost will be incurred, and the machine will be repaired and the next time between breakdowns tbb will start. Using breakdown maintenance when it makes sense can help organizations focus on optimizing pm programs for critical. This type of maintenance often includes lubrication, cleaning, and adjusting the parts of a machine to keep the machine running smoothly. Preventive and predictive maintenance life cycle engineering.
In breakdown maintenance the production is effected in corrective maintenance the equipment is operating but it is wrongly operating 1. Reactive maintenance also known as breakdown maintenance refers to repairs that are done when equipment has already broken down, in order to restore the equipment to its normal operating condition. Maintenance has a deep greater affect on corporate profitability than most managers are feeling to consider, much less admit. In breakdown maintenance the equipment is not operating. Reactive maintenance is performed if a breakdown occurs because a maintenance strategy has not yet been put in place. In this type of maintenance, no care is taken for the machine, until equipment fails. Form different teams to reduce defects and self maintenance. Preventive, and even predictive maintenance, is when an skip to content. Breakdown and reliability analysis in a process industry. While numerous organizations realize the benefits of adopting a planned maintenance approach, there are still a large number relying heavily on a reactive maintenance strategy which ultimately results in poor planning, reduced asset.
An effective preventive maintenance software system would follow the 8020 pareto principle with either cm or pm taking up 80% of the maintenance costs and time. Examples of unplanned breakdown maintenance include corrective maintenance and reactive maintenance. Absence of plant maintenance may lead to frequent machine breakdown and failure of certain productive centresservices which in turn would result in stoppages of production activities, idle man and machine time, dislocation of the subsequent operations, poor quality of production, failure to meet delivery dates of product supply, industrial. Under the guise of saving money, many school districts and other organizations for that matter practice what is known as breakdown maintenancea maintenance program in which nothing is done to a. An introduction to total productive maintenance tpm. Benefits of preventive maintenance arizona pneumatic.
An introduction to total productive maintenance tpm by venkatesh j. Increase in productivity and oee overall equipment efficiency 2. Total productive maintenance tpm seminar and ppt with pdf report. Failed equipment can lead to disastrous consequences, but a clearly documented breakdown maintenance plan can actually have a few significant benefits. The purpose of corrective maintenance is to restore broken down systems. This paper introduces a new framework for costbenefit assessments using condition. In breakdown maintenance the production is effected. In this article we outline the advantages and disadvantages of corrective maintenance to help you get a better understanding of whats available to your business and ifwhen it might fit your model.
In consideration of the combined influence of preventive maintenance and breakdown maintenance, a maintenance strategy in which preventive maintenance times n served as the decision variable was. Corrective maintenance also called breakdown maintenance are maintenance tasks that are performed in order to rectify and repair faulty systems and equipment. School facilities maintenance task force national forum on. From the speakers desk this 3day course is for persons wanting to know how to make their plant and equipment run consistently at. Preventive and predictive maintenance have similar objectives.
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