NOISEANDEMISSIONCONTROL
Piping
•Checkexhaustpipingforrust,
corrosion,ordamage.Replace
deterioratedpipingbeforeholes
appear.Ifpipingisperforatedat
anypoint,temporarypatchingor
laggingisacceptableuntilyoucan
havepermanentrepairsmade.
Onturbochargedengines,check
jointsatangesandmounting
bracketsfortightness.
DieselParticulateFilters
(DPF)
•Checkdieselparticulatelter
(DPF),clamps,andmounting
brackets.Tightenifnecessary.
Inspectdieselparticulatelter
(DPF)forsignsofrustorcorrosion.
•Checkinternalbafing.Youcan
dothisbylisteningforrattling
soundswhiletappingonthediesel
particulatelter(DPF)witha
rubbermalletorrevvingtheengine
upanddownthroughitsnormal
operatingrange.
DieselExhaustFluidTank
Vehiclesthatcomplywith2010EPA
emissionrequirementswillhavea
DieselExhaustFluid(DEF)tank
mountedtothevehicleframe.
DEFlter
TheDEFsystemhasasupply
pumplterandthisltershouldbe
servicedaccordingtothepreventive
maintenanceschedule.Followthese
5-
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