KPI Familiarisation - Plant Maintenance Resource Center

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MTTRMean Time To Repair• The average maintenance time required to keep an item of equipment (or plant)operational.FormulaMTTR =Down TimeNumber of Failures or Breakdown Events– Down time is the total time equipment (or plant) is down for maintenance work (preventive andcorrective).– Number of failures or breakdown events is the number of failures on an item of equipment (orplant).Interpretation• <strong>Maintenance</strong> practices / mechanisms are ineffective.• Poor clean-up (work preparation) practices.• Ineffective work practices.MTTR MTTR• <strong>Maintenance</strong> practices / mechanisms are effective.• Clean-up (work preparation) practices effective.• Effective work practices.
Preventive Inspection EffectivenessRatio of Preventive Repair Man Hours to Preventive Inspection Man Hours.• A measure of preventive inspection effectiveness.FormulaPreventive Inspection Effectiveness =Preventive Repair M an HoursPreventive Inspection Man Hours– Preventive repair man hours is maintenance that is performed as a result of a preventive inspection.– Preventive inspection man hours is work performed that originates from equipment maintenancestrategies; ie. planned services and inspections.• Preventive inspections are effective.• Inspection frequency to low.• Preventive inspection conducted effectively.InterpretationPreventive Inspection Effectiveness• Preventive inspections are ineffective.• Preventive inspections are conducted ineffectively.• Inspection frequency to high.
Page 1 and 2: KPI Familiarisation
Page 3 and 4: Objectives• Improve personnel’s
Page 5 and 6: How do I interpret a KPI?Interpreta
Page 7 and 8: Maintenance KPIsSeventeen (17) prim
Page 9 and 10: Maintenance Cost per Unit vs. Budge
Page 11 and 12: Cost of Quality• A measure of pre
Page 13 and 14: Maintenance Effectiveness• A meas
Page 15: MTBFMean Time Between Failure• Th
Page 19 and 20: Backlog• All maintenance work ide
Page 21 and 22: % Scheduled Compliance• A measure
Page 23 and 24: % Man Hours Available• Primarily
Page 25 and 26: % Failures Investigated• Measure
Page 27: SummaryKPIs track performance again

KPI Familiarisation - Plant Maintenance Resource Center

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