Toro 25450W - Page 52

Figure74
1.Filteradapter(primaryfuel
lter)
2.Primary-fuellter
(fuel/waterseparator)
8.Placeasmall-draincontainerunderthesecondaryfuel
lter.
9.Loosenandremovethesecondaryfuellter(Figure
75).
Note:Ifnecessary,usealterwrenchtoloosenthe
fuellter.
Note:EnsurethattheO-ringdoesnotsticktothe
fuellterhead.RemovetheO-ringwithanO-ring
pick,ifnecessary.
Figure75
1.Secondaryfuellter2.Filteradapter(secondary
fuellter)
InstallingthePrimary-andSecondary-FuelFilters
Important:Donotpre-llthepressure-sidefuellter
withfuelunlessyouuseacleansideblock-offplug.
Pre-llingthepressure-sidefuellter
without the use of
a side block-of f plug canallowdebristoenterthefuel
systemanddamagefuelsystemcomponents.
Important:Ifpossible,pre-llnewprimary-and
secondary-fuellterswithcleanfuelpriortoassembly
usingthecleansideblock-offplugpackedwiththelter.
Donotpourfueldirectlyintothecenterofthelter,
becausethiswillallowunlteredfueltoenterthesystem
andmaydamagethefuelsystemcomponents.
Note:Youmustprimethesystemafteryouinstallthefuel
lters.
1.Wipecleanthesealingsurfacesofthelteradapters
fortheprimary-andsecondary-fuellters(Figure74
andFigure75).
2.Lubricatethesealsforthefuellterswithcleanengine
oil.
3.Installtheprimary-fuellterontothelteradapter,
andtightenthelteruntilthegasketcontactsthelter
headsurface(Figure74).
4.Tightenthefuellteranadditional3/4turnafter
contact.
Important:Donotovertightenthefuellter.
5.Connectthewiringharnesstothewater-in-fuelsensor.
6.Installthesecondary-fuellterontothelteradapter,
andtightenthelteruntilthegasketcontactsthelter
headsurface(Figure75).
7.Tightenthefuellteranadditional3/4turnafter
contact.
Important:Donotovertightenthefuellter.
8.Bleedtheairfromthefuelsystembyprimingthe
system;refertoPrimingtheFuelSystem(page52).
PrimingtheFuelSystem
WARNING
Thefuelsystemisunderhighpressure.Bleeding
thesystemwithoutproperprecautionsandtraining
couldresultininjurytoyoufrominjecteduidor
reorexplosion.
•Donotloosenanyttingswhiletheengineis
running.
•Readtheengineowner’smanualfortheproper
bleedingprocedureorcontactyourAuthorized
ToroServiceDealer.
Primethefuelsystemtoremoveairfromthesystemafterthe
followingevents:
•Theenginehasrununtilthefueltankisempty.
•Thefuelltersarereplaced.
•Partsofthefuelsystemareremovedforrepair.
1.Ensurethatthereisfuelinthefueltank.
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