Toro GrandStand 74550 - Page 51

7.Runthemachineatlowidlefor15minutestoallow
anyairtopurgeoutofthesystemandwarmuid.
RefertoStartingandStoppingtheEngine.
8.Rechecktheuidlevelwhiletheuidiswarm.If
required,adduidtothereservoiruntilitreaches
thehotlevelofthebafe.
Note:Theuidlevelshouldbetothetopofthehot
levelofthebafe,whentheuidiswarm(Figure72).
9.Installcaponllerneck.
WARNING
Hydraulicuidescapingunderpressurecan
penetrateskinandcauseinjury.
•Ifhydraulicuidisinjectedintotheskin
itmustbesurgicallyremovedwithinafew
hoursbyadoctorfamiliarwiththistypeof
injury.Gangrenemayresultifthisisnot
done.
•Keepbodyandhandsawayfrompinhole
leaksornozzlesthatejecthighpressure
hydraulicuid.
•Usecardboardorpapertondhydraulic
leaks.
•Safelyrelieveallpressureinthehydraulic
systembeforeperforminganyworkonthe
hydraulicsystem.
•Makesureallhydraulicuidhosesand
linesareingoodconditionandallhydraulic
connectionsandttingsaretightbefore
applyingpressuretohydraulicsystem.
ReplacingtheHydraulicFluid
ServiceInterval:Every250hours—Changethe
hydrauliclterandhydraulicoilwhen
usingMobil
®
1oil.
Every500hours—Changethe
hydrauliclterandhydraulicoil
whenusingToro
®
HYPR-OIL
™
500
hydraulicoil.
WARNING
Hothydraulicuidcancausesevereburns.
Allowthehydraulicuidtocoolbeforeperforming
anymaintenancetothehydraulicsystem.
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengineandwaitforallmovingpartstostop
beforeleavingtheoperatingposition.
3.Removehydraulicreservoircap.
4.Locatethefronthydraulichoseunderthehydraulic
tankandplacedrainpanunderthetank(Figure73).
5.Loosenthehoseclampandmoveitdownthehose.
6.Removethefronthydraulichoseandallowtheuid
torunoutofthetank.
G01 1641
1 2
3
Figure73
1.Hydraulictank3.Fronthydraulichose
2.Hydrauliclter
7.Changethehydrauliclter.RefertoReplacingthe
HydraulicFilter.
8.Connectthehydraulichoseunderthetank.
9.Adduidtothetankuntilitreachesthecoldbafe
ofthetank.
Important:Useoilspeciedorequivalent.
Otheruidscouldcausesystemdamage.
10.Installthehydraulictankcap.
11.Startengineandletrunforabouttwominutesto
purgeairfromthesystem.Stoptheengineand
checkforleaks.Ifoneorbothwheelswillnotdrive,
refertoBleedingHydraulicSystem.
12.Checktheleveloftheuidandadduid,ifrequired.
Donotoverll.
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