Toro ProLine H800 - Fuel System Maintenance; Priming the Fuel System; Bleeding the Fuel-Injection Pump

FuelSystem
Maintenance
Note:RefertoAddingFuel(page24)forproperthe
fuelrecommendations.
DANGER
Undercertainconditions,dieselfuelandfuel
vaporsarehighlyammableandexplosive.A
reorexplosionfromfuelcanburnyouand
othersandcancausepropertydamage.
Neversmokewhenhandlingfuel,andstay
awayfromanopenameorwhereaspark
mayignitefuelfumes.
PrimingtheFuelSystem
Attheleftsideoftheengine,operatetheleverofthe
fuelpumpuntilyoullthefuel-lterbowl(Figure64).
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Figure64
1.Lever2.Fuelpump
BleedingtheFuel-Injection
Pump
1.Parkthemachineonalevelsurface.
2.Engagetheparkingbrake.
3.Ensurethatthefueltankisatleasthalffull.
4.Unlatchtheradiator;refertoAccessingthe
EnginefromtheRightside(page49).
5.Placeadrainpanundertheair-bleedscrew.
6.Opentheair-bleedscrewonthefuel-injection
pump(Figure65).
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Figure65
1.Air-bleedscrew
7.Operatetheleverofthefuelpumpuntilyousee
solidstreamoffuelowsoutaroundthescrew;
refertoFigure64inPrimingtheFuelSystem
(page53).
8.Tightentheair-bleedscrew(Figure65).
Note:Theengineshouldstartafteryouperform
thisprocedure.However,iftheenginedoesnot
start,airmaybetrappedbetweentheinjection
pumpandtheinjectors.Contactyourauthorized
Torodistributor.
9.Wipecleananyfuelthathasaccumulated
aroundtheinjectionpump.
DrainingWaterfromthe
Fuel/WaterSeparator
ServiceInterval:Every50hours
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