Toro 74448 - Servicing the Engine Oil

1.Ifinstallinganewlter,checkitforshippingdamage.
Donotuseadamagedlter.
2.Carefullyslidetheairlterintothebody(Figure27).
Note:Ensurethatitisfullyseatedbypushingon
theouterrimofthelterwhileinstallingit.
Important:Donotpressonthesoftinsidearea
ofthelter.
3.Installtheaircleanercoverwiththesideindicatedas
UPfacingupandsecurethelatches(Figure27).
ServicingtheEngineOil
ServiceInterval/Specication
Note:Changetheoilmorefrequentlywhenthe
operatingconditionsareextremelydustyorsandy.
OilType:Detergentoil(APIserviceSF,SG,SH,orSJ)
CrankcaseCapacity:58ounces(1.7liter)withthelter
removed;51ounces(1.5liter)withoutthelterremoved
Viscosity:Refertothetablebelow
Figure28
CheckingtheEngineOilLevel
ServiceInterval:Beforeeachuseordaily
1.Parkthemachineonalevelsurface.
2.DisengagethePTO,turntheignitionkeytooff,and
removethekey.
3.Waitforallmovingpartstostopbeforeleavingthe
operatingpositionandthenchockorblocktires.
4.Cleanaroundtheoildipstick(Figure29)sothatdirt
cannotfallintothellerholeanddamagetheengine.
Figure29
1.Oildipstick
2.Fillertube
5.Unscrewtheoildipstickandwipetheendclean
(Figure29).
6.Slidetheoildipstickfullyintothellertube,butdo
notthreadontotube(Figure29).
7.Pullthedipstickoutandlookatthemetalend.Ifthe
oillevelislow,slowlypouronlyenoughoilintothe
llertubetoraisetheleveltotheFullmark.
Important:Donotoverllthecrankcasewith
oilandruntheengine;enginedamagecan
result.
ChangingtheOil
ServiceInterval:Aftertherst8hours
Every100hours
1.Starttheengineandletitrunveminutes.This
warmstheoilsoitdrainsbetter.
2.Parkthemachinesothatthedrainsideisslightly
lowerthantheoppositesidetoassuretheoildrains
completely.
3.DisengagethePTOandsettheparkingbrake.
4.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
5.Slidethedrainhoseovertheoildrainvalve.
6.Placeapanbelowthedrainhose.Rotateoildrain
valvetoallowoiltodrain(Figure30).
7.Whenoilhasdrainedcompletely,closethedrain
valve.
8.Removethedrainhose(Figure30).
Note:Disposeoftheusedoilatarecyclingcenter.
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