Operator's Manual
MaintenanceService
Interval
MaintenanceProcedure
Every1,000hours
•Checkandadjustthevalveclearance.
Every6,000hours
•Disassemble,clean,andassemblethesootlteroftheDPF.orcleanthesoot
lterifenginefaultsSPN3720FMI16,SPN3720FMI0,orSPN3720FMI16display
intheInfoCenter.
Every2years
•Flushthecoolingsystemandreplaceuid.
•Replacemovinghoses.
CAUTION
Ifyouleavethekeyintheignitionswitch,someonecouldaccidentlystarttheengineand
seriouslyinjureyouorotherbystanders.
Removethekeyfromtheignitionbeforeyoudoanymaintenance.
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