Toro Groundsmaster 5900 Rotary Mower User manual

FormNo.16227SLRevD

Groundsmaster

®

5900&5910

(Models31698and31699)

8111LyndaleAvenueSouth

Bloomington,MN55420

OriginalInstructions(EN)

Contactusatwww.Toro.com.

AllRightsReserved

RevisionHistory

RevisionDateDescription

–

2016InitialIssue

A

03/2018

UpdatedEnginechapter,ElectricalchapterandFoldoutdrawings.Addedrevision

history.

B

10/2019UpdatedHydraulic,Electrical,ChassisandOperatorCabchapters.

C07/2020

UpdatedElectricalchapterandFoldoutDrawings.

D

04/2021

Updatedprimaryandsecondarycontrollernaming.

RevisionHistoryPage2

Groundsmaster

®

5900&5910

16227SLRevD

ReaderComments

TheToroCompanyT echnicalAssistanceCentermaintainsacontinuous

efforttoimprovethequalityandusefulnessofitspublications.Todothis

effectively,weencourageuserfeedback.Pleasecommentonthecompleteness,

accuracy,organization,usability,andreadabilityofthismanualbyane-mail

to[email protected]

orMailto:

TechnicalPublicationManager,Commercial

TheToroCompany

8111LyndaleAvenueSouth

Bloomington,MN55420-1196

Phone:+1952-887-8495

Groundsmaster

®

5900&5910

Page3

ReaderComments

16227SLRevD

NOTES

Page4

Groundsmaster

®

5900&5910

16227SLRevD

Preface

Thepurposeofthispublicationistoprovidetheservicetechnicianwith

informationfortroubleshooting,testing,andrepairofmajorsystemsand

componentsontheGroundsmaster5900and5910.

RefertotheOperator’sManualsforinstalling,operating,maintenance,and

adjustmentinstructions.KeepacopyoftheOperator’sManualsandParts

CatalogsforyourmachineanditsaccessorieswiththisServiceManualfor

reference.AdditionalcopiesoftheOperator’sManualsandPartsCatalogsare

availableatwww.toro.com.

TheToroCompanyreservestherighttochangetheproductspecicationsor

thispublicationwithoutnotice.

DANGER

Thissafetysymbolmeansdanger.Whenyouseethissymbol,

carefullyreadtheinstructionsthatfollow.Failuretoobeythe

instructionscouldkillorcauseseriouspermanentinjuryordisability.

WARNING

Thissafetysymbolmeanswarning.Whenyouseethissymbol,

carefullyreadtheinstructionsthatfollow.Failuretoobeythe

instructionscanresultinseriousinjury.

CAUTION

Thissafetysymbolmeanscaution.Whenyouseethissymbol,

carefullyreadtheinstructionsthatfollow.Failuretoobeythe

instructionscanresultinminortomoderateinjury.

IMPORTANT

TheImportantnoticewillgivetheimportantinstructionswhichyou

mustfollowtopreventdamagetothesystemsorcomponentson

themachine.

Note:ANotewillgivethegeneralinformationaboutthecorrectoperation,

maintenance,service,testing,orrepairofthemachine.

Groundsmaster

®

5900&5910

Page5

Preface

16227SLRevD

ServiceProcedureIcons

ThefollowingiconsappearthroughoutthisServiceManualtobringattentionto

specicimportantdetailsofaserviceprocedure.

CriticalProcess

Thisiconisusedtohighlight:

•Installingsafetyequipment(shields,guards,seatbelts,brakesandR.O.P .S.

components)thatmayhavebeenremoved.

•Dimensionsorsettingsthatmustbemaintainedforpropermachineoperation.

•Aspecicfastenertighteningsequence.

•Componentorientationthatmaynotbeobvious.

CriticalTorque

Thisiconisusedtohighlightanassemblytorquerequirementthatisdifferent

thanwhatisrecommendedintheStandardTorqueT ables;refertoT orque

Specications(page2–7).

FluidSpecications

Thisiconisusedtohighlightuidspecicationsandcapacitiesthatareless

common,andmaynotappearonthemachineservicedecalorinthemachine

Operator’sManual.

Note:RefertotheservicedecalonthemachineandthemachineOperator’s

Manualforcommonlyuseduidspecicationsandcapacities.

Preface

Page6

Groundsmaster

®

5900&5910

16227SLRevD

TableofContents
Preface................................................................................................................5
Chapter1:Safety............................................................................................1–1
SafetyInstructions.......................................................................................1–2
SafetyandInstructionalDecals....................................................................1–8
Chapter2:SpecicationsandMaintenance....................................................2–1
Specications...............................................................................................2–2
TorqueSpecications...................................................................................2–7
ShopSupplies............................................................................................2–13
SpecialT ools..............................................................................................2–15
Chapter3:Troubleshooting.............................................................................3–1
GEARS–TheSystematicApproachtoDening,DiagnosingandSolving
Problems......................................................................................................3–2
GeneralHydraulicSystemProblems............................................................3–3
TractionCircuitProblems..............................................................................3–4
PTOProblems..............................................................................................3–6
Lift/LowerCircuitProblems...........................................................................3–7
SteeringCircuitProblems.............................................................................3–8
StartingProblems.........................................................................................3–9
GeneralRunandTransportProblems.........................................................3–11
CuttingDeck(PTO)OperatingProblems....................................................3–12
CuttingDeckLift/LowerProblems...............................................................3–14
OperatorAdvisories....................................................................................3–16
UsingtheInfoCenterDisplayforTroubleshooting.......................................3–21
MachineFaults...........................................................................................3–23
EngineFaults..............................................................................................3–27
FactorsThatCanAffectQualityofCutandClippingDispersion...................3–29
Chapter4:YanmarDieselEngine....................................................................4–1
GeneralInformation.....................................................................................4–2
ServiceandRepairs...................................................................................4–11
Chapter5:HydraulicSystem...........................................................................5–1
GeneralInformation.....................................................................................5–3
HydraulicSchematic...................................................................................5–12
HydraulicFlowDiagrams............................................................................5–13
Testing........................................................................................................5–36
Adjustments...............................................................................................5–72
ServiceandRepairs...................................................................................5–73
Chapter6:ElectricalSystem...........................................................................6–1
GeneralInformation.....................................................................................6–3
ElectricalSystemOperation..........................................................................6–7
InfoCenterDisplay........................................................................................6–9
Adjustments................................................................................................6–46
ComponentT esting.....................................................................................6–53
ServiceandRepairs.................................................................................6–138
Chapter7:Chassis..........................................................................................7–1
GeneralInformation.....................................................................................7–2
ServiceandRepairs.....................................................................................7–3
Chapter8:CuttingDecks................................................................................8–1
GeneralInformation.....................................................................................8–2
ServiceandRepairs.....................................................................................8–3
Chapter9:OperatorCab................................................................................9–1
GeneralInformation.....................................................................................9–2
ServiceandRepairs.....................................................................................9–4
AppendixA......................................................................................................A–1
ElectricalDrawingDesignations....................................................................A–3
HydraulicSchematic....................................................................................A–5
ElectricalSchematic(machineserialnumbersbelow316000200)................A–6
Groundsmaster
®
5900&5910
Page7
Preface
16227SLRevD

ElectricalSchematic(machineserialnumbersbelow316000200)................A–7

ElectricalSchematic(machineserialnumbers316000201to

399999999)..................................................................................................A–8

ElectricalSchematic(machineserialnumbers316000201to

399999999)..................................................................................................A–9

ElectricalSchematic(machineserialnumbers400000000to

403450000)................................................................................................A–10

ElectricalSchematic(machineserialnumbers400000000to

403450000)................................................................................................A–11

ElectricalSchematic(machineserialnumbers403450001to

405600000)................................................................................................A–12

ElectricalSchematic(machineserialnumbers403450001to

405600000)................................................................................................A–13

ElectricalSchematic(machineserialnumbersabove405600001)..............A–14

ElectricalSchematic(machineserialnumbersabove405600001)..............A–15

OperatorPlatformWireHarnessDrawing(machineserialnumbersbelow

316000200)................................................................................................A–16

OperatorPlatformWireHarnessDiagram(machineserialnumbersbelow

316000200)................................................................................................A–17

OperatorPlatformWireHarnessDiagram(machineserialnumbersbelow

316000200)................................................................................................A–18

OperatorPlatformWireHarnessDrawing(machineserialnumbers

316000201to316999999)..........................................................................A–19