Peterbilt 348 2017 - Turbocharger; Air Cleaners

ENGINE
Turbocharger
Whenservicingtheairintakeand
exhaustsystemsonaturbocharged
engine,checktheitemslistedbelow.
WARNING!
Donotoperateenginewithtur-
bochargerintakepipingdiscon-
nected.Asuctioniscreatedwhen
theengineisrunning.Thissuction
coulddrawyourhandoranything
elsenearitintotheimpellerfan.You
couldbeinjured.Alwayskeepthe
intakepipingconnectedwhenyou
willberunningtheengine.
LubricatingSystem:Checktheoil
lines,housing,andconnections.Look
forleaks,damage,ordeterioration.
Leakscouldmeanyouhavedamaged
oillinesoroilseals.
Manifold:Withtheengineoperating,
checkforleakingmanifoldorange
gaskets.
HighFrequencyVibration:Vibration
mayindicateturborotorimbalance.
Haveyourdealerinvestigatethis
immediately.Ifyoudetectany
deciencies,takethevehicletoan
authorizeddealerforservicing.Delay
couldleadtosevereandexpensive
damagetoyourvehicle.
AirCleaners
Thefollowingserviceinformationis
basictoallaircleanermakesand
models.
CAUTION
Failuretoreplaceairlteratproper
intervalsmayresultinpassageof
dirt/debrisintotheengineorthe
"dusting"ofanengineresultingin
signicantenginedamage.
Servicethelterelementswhenthe
AirCleanerRestrictiongauge(option)
locksintheextremeHighposition.
Havetheelementservicedata
PeterbiltDealerorAuthorizedService
Center.Paperelementsrequirecare
andproperhandling,becausetheyare
criticaltoengineservicelife.Service
theaircleanerperiodically.Ifthe
vehicleoperatesinareaswithheavy
dust,maintenanceshouldbemore
(03/17)Y53-6060-1C15-105
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