Operator's Manual
Maintenance
WARNING
Failuretoproperlymaintainthemachinecouldresultinprematurefailureofmachinesystems
causingpossibleharmtoyouorbystanders.
Keepthemachinewellmaintainedandingoodworkingorderasindicatedintheseinstructions.
Important:Refertoyourengineoperator'smanualforadditionalmaintenanceprocedures.
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Aftertherst20hours
•Changethereduction-caseoil(Model60221HDonly).
Aftertherst25hours
•Changetheengineoil.
•Inspectthebeltsandadjustasnecessary(belt-drivemodelsonly).
Beforeeachuseordaily
•Inspecttheair-cleanerelements.
•Checktheengine-oillevel.
•Inspectthetires.
•Checkthereduction-caseoil(Model60221HDonly).
Aftereachuse
•Cleanthedrumbetweenmixingbatchesofmaterial.
•Lubricatethetrunnions.
•Torquethewheellugnutsto108to122N∙m(80to90ft-lb)aftertowing.
Every40hours
•Inspectthebeltsandadjustasnecessary(belt-drivemodelsonly).
•Checktheclutchoperation
Every50hours
•Cleantheair-cleanerelements.Cleanthemmorefrequentlyindustyoperating
conditions.
Every100hours
•Lubricateallthegearteetharoundthepaddle-drivegearandpiniongear.
•Changetheengineoil.
•Checkthesparkplug.
•Cleanthesparkarrester(ifequipped).
•Cleanthefuel-sedimentcup(Model60221HDonly).
•Changethereduction-caseoil(Model60221HDonly).
Every300hours
•Replacethepaperair-cleanerelement.Replaceitmorefrequentlyindusty
operatingconditions.
•Replacethesparkplug.
Monthly
•Lubricatethepillow-blockbearings.
Yearlyorbeforestorage
•Cleanthefuel-sedimentcup(Model60221HDonly).
Every2years
•Replacethebelts(belt-drivemodelsonly).
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