Toro 25512, 25512E Installation Instructions

AdvancedSteeringControl

RT1200TractionUnit

ModelNo.25512

ModelNo.25512E

ThisproductcontainsachemicalorchemicalsknowntotheStateofCaliforniato

causecancer,birthdefects,orreproductiveharm.

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

FormNo.3389-375RevA

InstallationInstructions

WARNING

CALIFORNIA

Proposition65Warning

ProcedureDescription

1

2

3
4
5

Nopartsrequired

Steeringsensorassembly
Screw
Nut2

Nopartsrequired

Switchassembly

Nopartsrequired

Qty.

–

2
2

–

1Installtheswitch.

–

Use

Preparethemachine.

Installthesteeringsensorassembly.

Connectthesteeringsensorassembly.

Calibrateandtestthemachine.

©2014—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420

Registeratwww.T oro.com.

OriginalInstructions(EN)

PrintedintheUSA

AllRightsReserved

*3389-375*A

1

1

g027278

1

2

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PreparingtheMachine

NoPartsRequired

Procedure

Formachineswithwheels.

1.Parkthemachineonalevelsurfaceandlowerall
attachmentstotheground.

2.Shutofftheengineandremovethekeyfromthekey
switch.

3.MovethemasterdisconnectswitchtotheOffposition;
refertotheOperator’ sManualforthemachine.

4.Jackupthefrontleftsideofthemachineandplacea
jackstandunderthefrontaxletosupportthemachine.

The2steeringsensorsareinstalledontotherear-rightwheel
andfront-leftwheel.

Formachineswithtracks.

1.Turnboththefrontandreartrackstotheleft.

Note:Thisallowsaccesstothekingpinassembly.

2.Parkthemachineonalevelsurfaceandlowerall
attachmentstotheground.

3.Shutofftheengineandremovethekeyfromthekey
switch.

4.MovethemasterdisconnectswitchtotheOffposition;
refertotheOperator’ sManualforthemachine.

5.Jackupthefrontleftsideofthemachineandplacea
jackstandunderthefrontaxletosupportthemachine.

Important:Useajackstandthatcanholda
capacityof26,000pounds.

6.Placeafootlong2x4underthereartrackidleronthe
frontaxle(Figure1).

Note:Wheninstallingthekitontherearaxle,place
the2x4underthefronttrackidler.

Important:Useajackstandthatcanholda
capacityof26,000pounds.

5.Supporttheweightofthedrivehub.

6.Removethewheelassembly;refertotheOperator’s
Manualforthemachine.

Note:Ifyourmachineisequippedwithabackhoe,unlock
androtatethewalkwayoutoftheway;refertotheOperator’s
Manualfortheattachment.

2

InstallingtheSteeringSensor
Assembly

Partsneededforthisprocedure:

2

Steeringsensorassembly

2

Screw

2Nut

Figure1

1.Reartrackidler

7.Lowerthemachineuntilthetracksmakecontactwith
thegroundandthereisnoloadonthekingpin.

Note:Themachinewillbesupportedbytheground
andthe2x4.

Procedure

1.Removethe3boltssecuringthetriangularkingpin
fromthetopoftheaxle(Figure2).

Note:Donotdiscardthehardware.

Figure2

1.Hexbolt2.Kingpin

2

2.Supportthehubtokeepitfrommoving,thenremove

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2

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thekingpin.

Note:Thekingpinwillnotbereused.

3.LubricatetheO-ringandinsertitintothegrooveon
thenewkingpin.

Note:Useasmallscrewdriverorsimilartooltoensure
thattheO-ringisinsertedintothegroovedslot(Figure

3).

Figure5

1.Kingpin2.Axlehousing

7.Putathread-lockingcompoundonthe3boltsremoved
earlierandusethemtosecurethenewkingpin(Figure

6).

Figure3

1.Kingpin

2.O-ring

4.Installthegreasettingintothenewkingpin(Figure

4).

Figure4

1.Greasetting

2.Kingpin

Figure6

1.Hexbolt2.Kingpin

8.Inserttheactuatorpinintothekingpin(Figure7).

Note:Donotpushtheactuatorpininalltheway .

5.Putgreaseinthecenterholeandonthesurfaceofthe
kingpin.

6.Insertthenewkingpinintotheaxlehousing.

Note:Ifthehubwassecured,thekingpinshould

1.Actuatorpin

Figure7

installeasily;otherwiseyoumayhavetomovethehub
slightlytoaligntheholes(Figure5).

3