Toro 72980 - Fuel System Maintenance; Servicing the Electronic Fuel-Injection System; Replacing the Fuel Filter; Servicing the Fuel Tank

FuelSystem
Maintenance
DANGER
Incertainconditions,fuelisextremely
ammableandhighlyexplosive.Areor
explosionfromfuelcanburnyouandothers
andcandamageproperty.
RefertoFuelSafety(page17)foracomplete
listoffuelrelatedprecautions.
ServicingtheElectronic
Fuel-InjectionSystem
Thismachinecontainsanelectronicfuel-injection
system.Itcontrolsthefuelowunderdifferent
operatingconditions.
Theelectronic-controlunit(ECU)continuously
monitorstheoperationoftheEFIsystem.
Ifaproblemorfaultwithinthesystemisdetected,the
LEDstatuslightilluminates.TheMIListheredlight
locatedontherightsideofthehourmeter.
Oncethelightilluminates,makeinitialtroubleshooting
checks;refertotheLEDstatuslightsectionunder
Troubleshooting(page70).
Ifthesechecksdonotcorrecttheproblem,further
diagnosisandservicingbyanAuthorizedService
Dealerisnecessary.
ReplacingtheFuelFilter
ServiceInterval:Every400hoursoryearly,
whichevercomesrst
Thefuellterislocatedneartheengineonthefront
orrearsideoftheengine.
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch,andengagetheparking
brake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Waitforthemachinetocooldown.
4.Closethefuel-shutoffvalveundertheseat
(Figure52).
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Figure52
1.Fuellter
3.Fuellinetotheengine
2.Hoseclamp
4.Fuellinefromthefueltank
5.Squeezetheendsofthehoseclampstogether
andslidethemawayfromthelter(Figure52).
6.Removethelterfromthefuellines.
7.Installanewlterandmovethehoseclamps
closetothelter(Figure52).
8.Openthefuel-shutoffvalve.
Important:Installthefuellinehosesandsecure
withplastictiesthesameastheywereoriginally
installedatthefactorytokeepthefuellineaway
fromcomponentsthatcancausefuellinedamage.
ServicingtheFuelTank
Donotattempttodrainthefueltank.Ensurethatan
AuthorizedServiceDealerdrainsthefueltankand
servicesanycomponentsofthefuelsystem.
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