FuelSystem
Maintenance
InspectingtheCarbon
CanisterAirFilter
ServiceInterval:Aftertherst50hours—Inspectthe
openingonthelter.
Every200hours—Changethecarboncanister
airlter.
1.Locatetheairlteronthebottomofthecarbon
canister(Figure47).
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Figure47
1.Filteropening
2.Ensurethattheopeningonthebottomofthe
lterisclearandopen.
3.Removeandinstallthenewlter(ifnecessary).
ReplacingtheFuelFilter
ServiceInterval:Every400hours
1.Raisethebedandplacethesafetysupporton
theextended-liftcylindertoholdupthebed.
2.Unplugthewire-harnessconnectorsfromthe
fuelpump(Figure48).
3.Loosenthehoseclampanddisconnectthefuel
linefromthefuel-pumpcap(Figure48).
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Figure48
1.Fuelpump
3.Fuelline/fuellter
2.Hoseclamp
4.Removethefuel-pumpcapfromthetopofthe
fueltank(Figure48).
Important:Donotallowthefuel-pump
assemblytorotateinthetankwhileremoving
thefuelpump.Damagetotheoatassembly
canoccurifthefuelpumprotatesinsidethe
fueltank.
5.Removethefuel-pumpassemblyandthefuel
lterfromthetank(Figure48).
6.Removetheclampsecuringthefuellterhose
tothefuel-pumptting.
7.Removethehosefromthetting(Figure48).
8.Insertthenewhoseclampontothenew
fuel-lterhose.
9.Insertthehoseontothefuelpumpandsecure
theclamp.
10.Inserttheassemblyintothefueltank,and
tightenthecapto20to22N∙m(175to200in-lb).
11.Connectthewiresandsecurethehosewiththe
hoseclamp.
InspectingFuelLinesand
Connections
ServiceInterval:Every400hours/Yearly(whichever
comesrst)
Inspectthefuellines,ttings,andclampsforsignsof
leaking,deterioration,damage,orlooseconnections.
Note:Repairanydamagedorleakingfuelsystem
componentbeforeusingthemachine.
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