MAINTENANCESPECIFICATIONS
NOTE
Somelocationsmayreferencethe
DIN70070standard.DEFspeci-
cationlimitsofthisstandardare
identicaltoISO22241-1.Seethe
“EngineAftertreatmentSystems
Operator'sManual”forfurtherin-
formationonDieselExhaustFluid.
PACCARInc.isnotresponsiblefor
failuresordamageresultingfrom
whatPACCARInc.determinestobe
abuseorneglect,includingbutnot
limitedto:operationwithoutcorrectly
speciedDEF;lackofmaintenance
ofaftertreatment;improperstorage,
orshutdownpractices;unauthorized
modicationsoftheengineand
aftertreatment.PACCARInc.isalso
notresponsibleforfailurescaused
byincorrectDEForbywater,dirt
orothercontaminantsintheDEF .
Seethe“EngineAftertreatment
SystemsOperator'sManual”forfurther
informationonDEF.
FuelRecommendations
WARNING!
Theuseofdieselfuelthathasbeen
mixedwithotherfuelsmaycause
anexplosion.DONOTmixgaso-
line,alcohol,orgasoholwithdiesel
fuel.Makesureyouknowyourfuel
sourceandusetherecommended
dieselfuelasindicatedinthissec-
tionofthemanual.Failuretocom-
plymayresultindeath,personal
injury,equipmentorpropertydam-
age.
CAUTION
Dirtorwaterinthefuelsystemcan
causeseveredamagetoboththe
fuelpumpandthefuelinjectors.
Duetotheprecisetolerancesof
dieselinjectionsystems,itisex-
tremelyimportantthatthefuelbe
keptcleanandfreeofdirtorwater.
Knowyourfuelsourceandmake
sureallstepsaretakenfordis-
pensingorusingcleanfuelinyour
vehicle.Failuretocomplymayre-
sultinequipmentorpropertydam-
age.
5-18Y53-1185-1B1(12/2014)
5