Section 3 • Scheduled Maintenance Procedures3 - 66 S-100 • S-105 • S-120 • S-125 Part No. 102916January 2016CHECKLIST E PROCEDURESE-3Perform Engine Maintenance -Perkins ModelsEngine specifications require that this procedurebe performed every 2000 hours.All Models:• Aftercooler core - inspect• Alternator - inspect• Engine mounts - inspect• Starting Motor - inspect• Turbocharger - inspect1104D Models:• Water pump - inspectRequired maintenance procedures and additionalengine information are available in thePerkins 854F Operation and Maintenance Manual(Perkins part number SEBU8726-00) OR thePerkins 1004 Serial User's Handbook (Perkinspart number TPD 1349E) OR the Perkins 800DSerial User's Handbook (Perkins part number TPD1477).Perkins 854F Operation and Maintenance ManualGenie part number 1263971Perkins 1004 Serial User's HandbookGenie part number 61376Perkins 800D Serial User's HandbookGenie part number NoneE-2Perform Engine Maintenance -Cummins ModelsEngine specifications require that this procedurebe performed every 2000 hours or 2 years,whichever comes first.Proper engine maintenance, following the enginemanufacturer's maintenance schedule, is essentialto good engine performance and service life.Failure to perform the maintenance procedurescan lead to poor engine performance andcomponent damage.Required maintenance procedures and additionalengine information are available in theCummins B4.5 and B3.9L Operation andMaintenance Manual (Cummins part number4021389-01) OR the Cummins B3.3T Operationand Maintenance Manual (Cummins part number3666417-00).Cummins B4.5 and B3.9L Operation andMaintenance ManualGenie part number 107527Cummins B3.3T Operation andMaintenance ManualGenie part number 139324To access the engine:1 Remove the engine tray retaining fastenerlocated under the engine tray. Swing the enginetray out and away from the machine.2 Install the fastener that was just removedthrough the engine tray and into the engine trayanchor hole in the turntable.Crushing hazard. Failure to installthe fastener into the engine trayanchor hole to secure the enginetray from moving could result indeath or serious injury.