Paccar PX-9 - Page 73

MAINTENANCESPECIFICATIONS
CAUTION
Unapprovedfuelcanreduceecon-
omyorpossiblydamagefuelsys-
temcomponents.Lighterfuelstyp-
icallyDONOThaveenoughlubric-
ityelementsinthefueltoproperly
lubricatethefuelinjectionsystem.
Besureyoufollowthefuelrec-
ommendationsasindicatedinthis
sectionofthemanual.Failureto
complymayresultinequipmentor
propertydamage.
CAUTION
Usingdieselfuelsblendedwith
lubricantsmaycausedamage
toyourexhaustaftertreatment
system.Serviceintervalsforaf-
tertreatmentsystemswillbere-
duced.DONOTusedieselfuel
blendedwithlubricatingoilinen-
ginesequippedwithanaftertreat-
mentsystem.Failuretocomply
mayresultinequipmentorprop-
ertydamage.
CAUTION
DONOTusehigh-sulfurdieselfuel
asitwilldamagetheexhaustaf-
tertreatmentsystem.Also,theen-
ginewillnotmeetemissionreg-
ulations.Useonlyultra-low-sul-
furdiesel(ULSD)fuel.Failureto
complymayresultinequipmentor
propertydamage.
CAUTION
Ifultra-low-sulfurdieselfuelisnot
used,theenginemaynotmeet
emissionregulations,anddam-
agemayoccurtotheexhaust
aftertreatmentsystem.Theuseof
high-sulfurdieselfuelwilldamage
theexhaustaftertreatmentsystem
andimpacttheengineemission.
Ultra-low-sulfurdieselfuelisre-
quiredforcorrectoperationofthe
aftertreatmentsystem.Theengine
hasbeenoptimizedforusewithan
aftertreatmentsystemtomeetthe
2013U.S.EnvironmentalProtec-
tionAgencyregulations.Failureto
complymayresultinequipmentor
propertydamage.
(12/2014)Y53-1185-1B15-19
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