Paccar PX-9 - Page 63

MAINTENANCEGUIDELINES
Every750,000mi(1,200,000
km),22,000Hours,or6years–
MaintenanceCheck
•Changeextendedlifecoolant
**(Seenote1below)
NOTE
Refertothefollowingfootnotes
whenreferencedinthepreceding
maintenanceschedules.
1.Aheavy-dutyextendedlife
coolant(ELC)thatmeetsASTM
D6210chemicalcomposition
specicationsmustbeused.The
changeintervalis750,000mi
(1,200,000km)or22,000hours
on-roaduse(8yearsor15,000
hoursoff-highwayuse)oninitial
llwithnoextenderadded.The
changeintervalis1,000,000mi
(1,600,000km)/20,000hours/8
yearswithanextenderadditionat
500,000mi(800,000km)/10,000
hours/4years.Antifreeze
isessentialforfreezeand
corrosionprotection.Theuseof
supplementalcoolantadditives
(SCAs)isnotrecommended.
2.Thelubricatingoilandlubricating
oillterintervalcanbeadjusted
basedonapplication,fuel
consumption,grossvehicle
weight,andidletime.Seethe
“OilDrainIntervals”tableinthis
procedure.
3.Serviceintervaliseveryoilchange
or15,000mi(24,000km),500
hours,or6months,whichever
occursrst.Aheavy-duty
year-roundantifreezethatmeets
thechemicalcompositionof
GM6038Mmustbeused.The
changeintervalis2years
or240,000mi(385,000km),
whicheveroccursrst.Antifreeze
isessentialforfreezeand
corrosionprotection.SCAis
essentialforlinerpittingand
scalingprotection.
4.Ifequippedwithrubbertype
crankshaftvibrationdamper.
5.Followthemanufacturers'
recommendedmaintenance
proceduresforthestarter,
alternator,batteries,electrical
components,enginebrake,
exhaustbrake,charge-aircooler,
radiator,aircompressor,air
cleaner,refrigerantcompressor,
andfanclutch.
6.Resetvalvelash,ifneeded,to
nominalspecications.Referto
“GeneralEngineSpecications”
onpage5-13.
7.Theaftertreatmentdiesel
particulatelterclean/replace
intervalisbasedontheuseof
lubricatingoilsthatmeetthe
CumminsEngineeringStandard
(C.E.S.)20081oilspecication.
Ifanon-lowashlubricatingoil
meetingtheAmericanPetroleum
Institute(API)performance
(12/2014)Y53-1185-1B15-
9
5