Toro 03691 - Fuel System Maintenance; Draining the Fuel Tank; Checking the Fuel Lines and Connections; Servicing the Water Separator

FuelSystem
Maintenance
Undercertainconditions,dieselfuelandfuel
vaporsarehighlyammableandexplosive.A
reorexplosionfromfuelcanburnyouand
othersandcancausepropertydamage.
•Useafunnelandllthefueltankoutdoors,
inanopenarea,whentheengineisoffand
iscold.Wipeupanyfuelthatspills.
•Donotllthefueltankcompletelyfull.Add
fueltothefueltankuntilthelevelis1/4to
1/2in.(6to13mm)belowthebottomof
thellerneck.Thisemptyspaceinthetank
allowsthefueltoexpand.
•Neversmokewhenhandlingfuel,andstay
awayfromanopenameorwherefuel
fumesmaybeignitedbyaspark.
•Storefuelinaclean,safety-approved
containerandkeepthecapinplace.
DrainingtheFuelTank
ServiceInterval:Every800hours
Beforestorage
Drainandcleanthefueltankifthefuelsystembecomes
contaminatedorifthemachineistobestoredforan
extendedperiod.Usecleanfueltoushoutthetank.
CheckingtheFuelLinesand
Connections
Checkthefuellinesandconnectionsevery400hours
oryearly,whichevercomesrst.Inspectthemfor
deterioration,damage,orlooseconnections.
ServicingtheWaterSeparator
ServiceInterval:Every400hours
Drainwaterorothercontaminantsfromwaterseparator
(Figure64)daily.Replaceltercanisterafterevery400
hoursofoperation.
1.Placeacleancontainerunderthefuellter.
2.Loosenthedrainplugonthebottomofthelter
canister.
Figure64
1.Waterseparatorltercanister
3.Cleantheareawheretheltercanistermounts.
4.Removetheltercanisterandcleanthemounting
surface.
5.Lubricatethegasketontheltercanisterwithclean
oil.
6.Installtheltercanisterbyhanduntilthegasket
contactsmountingsurface,thenrotateitan
additional1/2turn.
7.Tightenthedrainplugonthebottomofthelter
canister.
FuelPick-upTubeScreen
Thefuelpick-uptube,locatedinsidethefueltank,is
equippedwithascreentohelppreventdebrisfrom
enteringthefuelsystem.Removethefuelpick-uptube
andcleanscreenasrequired.
BleedingAirfromtheFuel
Injectors
Note:Thisprocedureshouldbeusedonlyifthe
fuelsystemhasbeenpurgedofairthroughnormal
primingproceduresandtheenginewillnotstart;refer
toBleedingtheFuelSystemin,page.
1.LoosenthepipeconnectiontotheNo.1nozzleand
holderassembly(Figure65).
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