Maintenance Management

Maintenance Management

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  Maintenance Management Rohit Bisht MBAO&G (2nd Year)
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  INTRODUCTION All actions necessaryfor retaining an item, or restoring to it, a serviceable condition, include servicing, repair, modification, overhaul, inspection and condition verification The design life of each equipment's requires periodic maintenance.
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  OBJECTIVES • Minimize lossof productive time • Minimize repair time & cost • Keep productive assets in working condition • Minimize accidents • Minimize total maintenance cost • Improve quality of products
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  AREAS OF MAINTENANCE 1.Civil maintenance- Building construction and maintenance, maintaining service facilities 2. Mechanical Maintenance- Maintaining machines and equipment's, transport vehicles, compressors and furnaces. 3. Electrical Maintenance- Maintaining electrical equipment's such as generators, transformer, motors, telephone systems, lighting, fans, etc.
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  TYPES OF MAINTENANCE •Breakdown maintenance or corrective maintenance • Preventive maintenance • Predictive maintenance • Routine maintenance • Planned maintenance
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  BREAKDOWN MAINTENANCE • Occurswhen there is a work stoppage due to machine breakdown • Maintenance becomes repair work • Seeks to get the equipment back into operation as quickly as possible
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  PREVENTIVE MAINTENANCE • Itis undertaken before the need arises and aims to minimize the possibility of un -anticipated production interruption or major breakdowns.
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  ROUTINE MAINTENANCE • Includesactivities such as periodic inspection, cleaning, lubrication and repair of production equipment's after their service life.
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  PLANNED MAINTENANCE • Itinvolves the inspection of all plant and equipment's, machinery, buildings according to a predetermined schedule in order to service overhaul, lubricate or repair, before actual break down or deterioration in service occurs.
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  PREDICTIVE MAINTENANCE • Inthis, sensitive instruments(eg. vibration analyzers, amplitude meters, audio gauges, optical tooling and resistance gauges) are used to predict trouble. Conditions can be measured on a continuous basis and this enables the maintenance people to plan for an overhaul.
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  Maintenance Costs Maintenance Commitment Cost Breakdown Cost
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  Maintenance Costs Maintenance Commitment Cost PM Cost BreakdownCost
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  Maintenance Costs Maintenance Commitment Cost PM Cost BreakdownCost Total Maintenance Cost
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  Maintenance Costs Total costs Breakdown maintenance costs Costs Maintenance commitment TraditionalView Preventive maintenance costs Optimal point (lowest cost maintenance policy)
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  Cost and OperationalImpact of Maintenance PLANNED MAINTENANCE BREAKDOWN MAINTENANCE PREDICTIVE MAINTENANCE PREVENTIVE MAINTENANCE ROUTINE INSPECTION Little Substantial CostofMaintenance