Machine MaintenanceManagementIndonesia Mining ForumPalembang

Machine MaintenanceManagement Tips to LowerCost Per Tonne For MiningCustomers

Component LifeCycle Determination

Component Life Cycle DeterminationWhile machine acquisition price may vary, the major cost drivers are the machine major component lifecycleWe know that customer want answer to wo major question before they make their machine purchase decision :How long will the major components lastHow much will they cost to repair (overhaul)

Published Gallons of Fuelto Overhaul Data by Engine ModelHourly fuel Consumption DataIn Performance Handbook

Hours toOverhaul by Model for Low, Med. And High Load ApplicationsHours Reviewed by Product Engineers and Adjustments made where necessary

966 WHEEL Loader 3306 EngineGallons of fuel to Overhaul - 90,000 GallonsFuel consumption Per HoursHigh Duty 9.25 Medium duty 6.75 Low duty 5.0Estimated Base Hours to Overhaul : High Duty 90,000 / 9.25 = 9,700 Hours Medium duty 90,000 / 6.75 = 13,000 Hours Low duty 90,000 / 5.0 = 18,000 HoursAdjust Base Hours Per Engineering : High Duty 9,700 Hours Medium duty 12,000 Hours Low duty 15,700 Hours

Revolution Sensitive ItemTotal Revolution (or Hours)Water

WaterTime-HoursHigh Fuel Rate 100% LoadLow Fuel Rate 50% Load

Component ManagementMonitor for Abnormal WearTrack the Usage to the Wear out PointEvaluate Condition

Factor Affecting Component Life

Problem Indicators

Excessive smoke, blowby High Operating TemperatureLeaks, vibrationsExcessive oil, fuel consumption

Hard starts Overheating Unusual Noise Debris in filters, screens, plugs Slippage or hesitationGambar smokeGambar plug

Planned IndicatorsS.O.S programEngine service meter hoursGallons of fuel consumedService historyExperienceTrending of TA results

Planned & Problem indicatorsYou need to use both planned and problem indicators to implement effective Preventive Maintenance and a Repair Before Failure Strategy

OMG 966F II = Poor MaintenancePrtSc

OMG 966F II = Good MaintenancePrtSc

Engine Fuel Consumption MethodInitial Gallons toOverhaul DataSource : Engine DivisionMaintenance ManagementSchedules

Repair BeforeFailure

Anyone can run amachine to failure. Thereal skill is being able todetermine when is theBEST time to do a beforefailure repair

Monitor Machine Condition2 Types of Repair IndicatiorsPlannedProblemListen To Operator CommentOdd NoiseSmokeLack of PowerLeaksPerform Inspections At Regular Intervals

Final Drive Repair Cost comparisonCat 988B Final Drives

Final Drive Repair Cost comparisonCat 988B Final Drives