FormNo.3421-173RevB
MB-1600MudBuggy
ModelNo.68038—SerialNo.402350000andUp
ModelNo.68038G—SerialNo.402350000andUp
Registeratwww.T oro.com.
OriginalInstructions(EN)
*3421-173*B
WARNING
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemical
orchemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orreproductiveharm.
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
Becauseinsomeareastherearelocal,state,or
federalregulationsrequiringthatasparkarresterbe
usedontheengineofthismachine,asparkarresteris
availableasanoption.Ifyourequireasparkarrester,
contactyourAuthorizedServiceDealer.
GenuineT orosparkarrestersareapprovedbythe
USDAForestryService.
ItisaviolationofCaliforniaPublicResourceCode
Section4442touseoroperatetheengineonany
forest-covered,brush-covered,orgrass-covered
landwithoutasparkarrestermufermaintainedin
workingorder,ortheengineconstricted,equipped,
andmaintainedforthepreventionofre.Otherstates
orfederalareasmayhavesimilarlaws.
Wheneveryouneedservice,genuineToroparts,or
additionalinformation,contactanAuthorizedService
DealerorToroCustomerServiceandhavethemodel
andserialnumbersofyourproductready.Figure1
identiesthelocationofthemodelandserialnumbers
ontheproduct.Writethenumbersinthespace
provided.
Important:Withyourmobiledevice,youcan
scantheQRcodeontheserialnumberdecal(if
equipped)toaccesswarranty,parts,andother
productinformation.
Theenclosedengineowner'smanualissupplied
forinformationregardingtheUSEnvironmental
ProtectionAgency(EPA)andtheCaliforniaEmission
ControlRegulationofemissionsystems,maintenance,
andwarranty.Replacementsmaybeorderedthrough
theenginemanufacturer.
Introduction
Thismachineisintendedtobeusedbyprofessional,
hiredoperatorsincommercialapplications.This
machineisastable,reliable,andproductivemachine
forcarryingandmovingmaterialsforanyjobsite.Itis
primarilydesignedtomoveconcrete,mortar,gravel,
dirt,ordebrisaroundjobsites.
Readthisinformationcarefullytolearnhowtooperate
andmaintainyourproductproperlyandtoavoid
injuryandproductdamage.Youareresponsiblefor
operatingtheproductproperlyandsafely .
YoumaycontactTorodirectlyatwww.Toro.comfor
productandaccessoryinformation,helpndinga
dealer,ortoregisteryourproduct.
g241971
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
©2017—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
Contactusatwww.Toro.com.
2
PrintedintheUSA
AllRightsReserved
Thismanualidentiespotentialhazardsandhas
safetymessagesidentiedbythesafetyalertsymbol
(Figure2),whichsignalsahazardthatmaycause
seriousinjuryordeathifyoudonotfollowthe
recommendedprecautions.
Figure2
1.Safety-alertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanical
informationandNoteemphasizesgeneralinformation
worthyofspecialattention.
Contents
Safety.......................................................................4
SafeOperatingPractices....................................4
SafetyandInstructionalDecals..........................7
ProductOverview...................................................10
Controls...........................................................10
g000502
Specications..................................................12
Operation................................................................12
AddingFuel......................................................12
CheckingtheMachine-FluidLevels..................14
StartingtheEngine...........................................14
ShuttingOfftheEngine.....................................14
OperatingtheMachine.....................................14
ParkingtheMachine.........................................16
MovingtheMachinewithoutEngine
Power............................................................16
TransportingtheMachine.................................17
LiftingtheMachine...........................................17
UsingtheQuick-ReleaseTireHubs..................18
Maintenance...........................................................19
RecommendedMaintenanceSchedule(s)...........19
Pre-MaintenanceProcedures..............................20
RemovingtheCowl...........................................20
Lubrication..........................................................21
GreasingtheMachine.......................................21
EngineMaintenance...........................................22
CheckingtheEngine-OilLevel..........................22
ServicingtheAirCleaner..................................22
ChangingtheEngineOil...................................24
ReplacingtheSparkPlug.................................24
FuelSystemMaintenance...................................25
CleaningtheSedimentCup..............................25
ChangingtheFuelFilter....................................26
DrainingtheFuelT ank......................................27
DriveSystemMaintenance..................................27
AdjustingtheTransmissionReturntoNeutral
Position.........................................................27
CheckingtheTiresandLugNuts......................28
ControlsSystemMaintenance.............................28
BrakeMaintenance...........................................28
HydraulicSystemMaintenance...........................30
CheckingtheHydraulic-FluidLevel...................30
ReplacingtheHydraulicFilter...........................31
ChangingtheHydraulicFluid............................32
CheckingtheHydraulicLines...........................33
Cleaning..............................................................33
RemovingDebrisfromtheMachine..................33
Storage...................................................................34
3
Safety
Improperuseormaintenanceofthemachinecan
resultininjury.Toreducethepotentialforinjury,
complywiththesesafetyinstructionsandalwayspay
attentiontothesafetyalertsymbol
Caution,Warning,orDanger—personalsafety
instruction.Failuretocomplywiththeinstructionmay
resultinpersonalinjuryordeath.
,whichmeans:
–Donotstorethemachineorfuelcontainer
wherethereisanopename,spark,orpilot
light,suchasonawaterheaterorother
appliance.
–Ifyouspillfuel,donotattempttostartthe
engine;avoidcreatinganysourceofignition
untilthefuelvaporshavedissipated.
•Ensurethattheshieldsofthemachineare
attachedandfunctioningproperly.Donotoperate
themachineunlesstheyarefunctioningproperly .
SafeOperatingPractices
WARNING
Engineexhaustcontainscarbonmonoxide,
anodorlessfuelthatislethalifinhaled.
Donotruntheengineindoorsorinan
enclosedarea.
Training
•ReadtheOperator'sManualandothertraining
material.Iftheoperator(s)ormechanic(s)cannot
readorunderstandtheinformation,itisthe
owner'sresponsibilitytoexplainthismaterialto
them.
•Becomefamiliarwiththesafeoperationofthe
equipment,operatorcontrols,andsafetysigns.
•Alloperatorsandmechanicsshouldbetrained.
Theownerisresponsiblefortrainingtheusers.
•Neverletchildrenoruntrainedpeopleoperateor
servicetheequipment.Localregulationsmay
restricttheageoftheoperator.
•Theowner/usercanpreventandisresponsible
foraccidentsorinjuriesoccurringtopeopleor
damagetoproperty.
Preparation
•Wearappropriateclothingincludinghardhat,eye
protection,longpants,substantial,slip-resistant
footwear,andhearingprotection.Tiebacklong
hair.Donotwearloosejewelry.
•Inspecttheareawheretheequipmentistobe
usedandensurethatallobjectsareremovedfrom
themachinebeforeuse.
•Useextremecareinhandlingfuel.Itisammable
anditsvaporsareexplosive.
–Extinguishallcigarettes,cigars,pipes,and
othersourcesofignition.
–Useonlyanapprovedcontainer.
–Donotremovethefuelcaporllthefueltank
whiletheengineisrunningorhot.
–Donotaddordrainthefuelinanenclosed
space.
Operation
•Useyourfullattentionwhileoperatingthe
machine.Donotengageinanyactivitythat
causesdistractions;otherwise,injuryorproperty
damagemayoccur.
•Neverrunanengineinanenclosedarea.
•Operatethemachineonlyingoodlight,keeping
awayfromholesandhiddenhazards.
•Ensurethatalldrivesareinneutralbefore
startingtheengine.Starttheengineonlyfromthe
operator'sposition.
•Donotoperatethemachinewiththeguards
notsecurelyinplace.Ensurethatallinterlocks
areattached,adjustedproperly,andfunctioning
properly.
•Donotchangetheenginegovernorsettingor
overspeedtheengine.
•Stopthemachineonlevelground,engagethe
parkingbrake,lowerthehopper,andshutoffthe
enginebeforeleavingtheoperator'spositionfor
anyreason.
•Nevercarrypassengersandkeeppetsand
bystandersaway.
•Slowdownandusecautionwhenmakingturns
andcrossingroadsandsidewalks.
•Donotoperatethemachinewhileill,tired,or
undertheinuenceofalcoholordrugs.
•Usecarewhenloadingorunloadingthemachine
intoatrailerortruck.
•Usecarewhenapproachingblindcorners,shrubs,
trees,orotherobjectsthatmayobscurevision.
•Ensurethattheareaisclearofotherpeoplebefore
operatingthemachine.Shutoffthemachineif
anyoneentersthearea.
•Neverleavearunningmachineunattended.
•Donotexceedtheratedoperatingcapacity,asthe
machinemaybecomeunstablewhichmayresult
inlossofcontrol.
•Neverjerkthecontrols;useasteadymotion.
•Watchfortrafcwhenoperatingnearorcrossing
roadways.
4
•Donottouchpartswhichmaybehotfrom
operation.Allowthemtocoolbeforeattemptingto
maintain,adjust,orservice.
•Checkforoverheadclearances(i.e.,branches,
doorways,electricalwires)beforedrivingunder
anyobjectsanddonotcontactthem.
•Ensurethatyouoperatethemachineinareas
wheretherearenoobstaclesclosetoyou.Failure
tomaintainadequatedistancefromtrees,walls,
andotherbarriersmayresultininjuryasthe
machinebacksupduringoperationifyouare
notattentivetothesurroundings.Operatethe
machineonlyinareaswherethereissufcient
clearanceforyoutosafelymaneuvertheproduct.
•Locatethepinchpointareasmarkedonthe
machineandkeephandsandfeetawayfrom
theseareas.
•Lightningcancausesevereinjuryordeath.If
lightningisseenorthunderisheardinthearea,do
notoperatethemachine;seekshelter.
•Donotoverloadthehopperandalwayskeepthe
loadlevelwhenoperatingthemachine.
goesovertheedgeortheedgecollapses.Keep
asafedistance(twicethewidthofthemachine)
betweenthemachineandanyhazard.
•Avoidstarting,stopping,orturningthemachineon
aslope.Avoidmakingsuddenchangesinspeed
ordirection;turnslowlyandgradually.
•Keepallmovementsonslopesslowandgradual.
Donotmakesuddenchangesinspeedor
direction.
•Donotoperatethemachineunderanyconditions
wheretraction,steering,orstabilityisinquestion.
Beawarethatoperatingthemachineonwetgrass,
acrossslopesordownhillmaycausethemachine
tolosetraction.Lossoftractiontothewheelsor
tracksmayresultinslidingandalossofbraking
andsteering.Themachinecanslideevenifthe
wheelsortracksarestopped.
•Removeormarkobstaclessuchasditches,holes,
ruts,bumps,rocksorotherhiddenhazards.T all
grasscanhideobstacles.Uneventerraincould
overturnthemachine.
•Ifyoulosecontrolofthemachine,stepoffand
awayfromthedirectionoftravelofthemachine.
SlopeOperation
•Slopesareamajorfactorrelatedtoloss-of-control
andtip-overaccidents,whichcanresultinsevere
injuryordeath.Theoperatorisresponsiblefor
safeslopeoperation.operatingthemachineon
anysloperequiresextracaution.Beforeusingthe
machineonaslope,youmust:
–Reviewandunderstandtheslopeinstructions
inthemanualandonthemachine.
–Evaluatethesiteconditionsofthedayto
determineiftheslopeissafeformachine
operation.Alwaysusecommonsense
andgoodjudgmentwhenperformingthis
evaluation.Changesintheterrain,suchas
moisture,canquicklyaffecttheoperationof
themachineonaslope.
•Raisingthehopperonaslopeaffectsthestability
ofthemachine.Keepthehopperinthelowered
positionwhenonslopes.
•Whenoperatingonaslope,foldtheplatformup
andwalkbehindthemachineuntilitisonat
ground.
•Operateupanddownslopeswiththeheavy
endofthemachineuphill.Weightdistribution
changeswithafullhopper.Afullhoppermakes
thefrontofthemachinetheheavyend,sowhen
ontravelingupordownslopeswithafullhopper,
walk-behindthemachinewiththefullhopperuphill.
•Identifyhazardsatthebaseoftheslope.Do
notoperatethemachineneardrop-offs,ditches,
embankments,waterorotherhazards.The
machinecouldsuddenlyrolloverifawheelortrack
MaintenanceandStorage
•Lettheenginecoolbeforestoringanddonotstore
themachinenearanopename.
•Engagetheparkingbrake,shutofftheengine,
andwaitforallmovementtostopbeforeadjusting,
cleaning,orrepairingthemachine.
•Cleandebrisfromdrives,mufers,andtheengine
tohelppreventres.Cleanupoilorfuelspills.
•Donotstorefuelnearamesordrainindoors.
•Parkthemachineonlevelground.Neverallow
untrainedpersonneltoservicethemachine.
•Usejackstandstosupportcomponentswhen
required.
•Carefullyreleasepressurefromcomponentswith
storedenergy.
•Disconnectthebattery,negativeterminalrstand
positiveterminallast,beforemakinganyrepairs.
Connectthebatterypositiveterminalrstand
negativeterminallast.
•Keepyourhandsandfeetawayfrommoving
parts.Ifpossible,donotmakeadjustmentswith
theenginerunning.
•Chargebatteriesinanopen,well-ventilatedarea,
awayfromsparkandames.Unplugthecharger
beforeconnectingordisconnectingitfromthe
battery.Wearprotectiveclothinganduseinsulated
tools.
•Keepallpartsingoodworkingconditionandall
hardwaretightened.Replaceallwornordamaged
decals.
5
•Usethecylinderlocktosecurethehopperinthe
raisedposition.
•Keepnutsandboltstight.Keepequipmentin
goodcondition.
•Nevertamperwithsafetydevices.
•UseonlygenuineT ororeplacementpartsto
ensurethatoriginalstandardsaremaintained.
•Batteryacidispoisonousandcancauseburns.
Avoidcontactwithskin,eyes,andclothing.Protect
yourface,eyes,andclothingwhenworkingwitha
battery.
•Batterygasescanexplode.Keepcigarettes,
sparks,andamesawayfromthebattery.
•Keepyourbodyandhandsawayfrompinhole
leaksornozzlesthatejecthigh-pressurehydraulic
uid.Usecardboardorpapertondhydraulic
leaks;neveruseyourhands.Hydraulicuid
escapingunderpressurecanpenetrateskinand
causeinjury,requiringsurgerywithinafewhours
byaqualiedsurgeon;otherwise,gangrenemay
result.
6
SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyarea
ofpotentialdanger.Replaceanydecalthatisdamagedormissing.
1.Reverse
1.ReadtheOperator’sManualforoilinformation.
decal125-4961
125–4961
1.Forward
decal125-4964
125–4960
decal125-4960
125–4964
decal125-4962
125–4962
1.Engagetheparkingbrake2.Disengagetheparking
brake
125–4959
1.Crushinghazard—neverplaceyourheadunderthedump
trailer.
decal125-4959
7
1.Liftpoint
decal125-4967
125–4967
125–6694
decal125-6694
1.Tiedownlocation
decal127-2855
127–2855
1.Warning—readtheOperator’sManual;wearhearing
protection.
2.Warning—donotoperatethemachinewithoutpropertraining.
3.Warning—stayawayfrommovingparts;keepallguardsand
shieldsinplace.
4.Warning—keepbystandersawaywhileoperatingthe
machine;checkbehindyouwhenmovinginreverse.
5.Tippinghazard—donotraisethedumptrailerwhilemoving;
moveforwardslowly;raisethedumptrailerslowly.
6.Carbonmonoxidepoisonhazard—donotruntheengine
indoors.
7.Explosionhazard—shutofftheengineandextinguishall
amesbeforerefueling.
8
1.Raisethepedaltolower
thehopper.
130-2844
2.Lowerthepedaltoraise
thehopper.
decal130-2844
decal125-8190
125–8190
1.Pressdownonthepedal
toapplytheservicebrake
2.Releasethepedalto
releasetheservicebrake
125–4963
1.Warning—keephandsawayfromhotsurfaces
1.ReadtheOperator’sManualforinformationonstartingthe
engine—1)Engagetheparkingbrake;2)Setthedriveto
neutral;3)Openthechoke;4)Turntheengineswitchon;5)
Engagethefuelswitch;6)Pulltherecoilstarterandsetthe
throttletofast;7)Closethechoke.
decal125-4963
133-5619
decal133-5619
decal125-4958
125–4958
2.ReadtheOperator’sManualforinformationonshuttingoff
theengine—1)Setthethrottletoslow;2)Engagetheparking
brake;3)Setthedrivetoneutral;4)Turntheengineswitchto
stop;5)Disengagethefuelswitch.
9
ProductOverview
g019617
Figure3
1.Operatorplatform
2.Steertires
3.Reverse-speed-control
lever
4.Drivetires
5.Handlebars8.Fueltank
6.Forward-speed-control
lever
Controls
Becomefamiliarwithallthecontrols(Figure3)before
youstarttheengineandoperatethemachine.
BrakePedal
Applythefoot-operatedbrakepedaltostopthe
machine(Figure3).
Forward-Speed-ControlLever
Squeezetheforward-speed-controllever(Figure3)to
movethemachineforward.Themoreyousqueeze
thehandle,thefasterthemachinewilltravel.
Reverse-Speed-ControlLever
Squeezethereverse-speed-controllever(Figure3)to
reversethemovementofthemachine.Themoreyou
squeezethehandle,thefasterthemachinewilltravel.
7.Dumphandle/pedal
9.Parkingbrake
10.Brakepedal
Toreleasetheparkingbrake,pressthebuttononthe
endofthebrakehandleandlowerthelever.
FuelGauge
Thefuelgaugeispartofthefuel-tankcap,andthe
gaugeindicatestheamountoffuelinthefueltank
(Figure3).
Fuel-TankShutoffValve
Thefuel-tankshutoffvalveislocatedatthebottomof
thefueltank.Theshutoffvalveisusedtocontrolthe
owoffuelfromthetankwhenyouareperforming
maintenanceorstoringthemachine(Figure4).
DumpHandle/Pedal
Pullthedumphandlebackwardand/orpressonthe
frontofthepedaltodumpthehopper(Figure3).Push
thedumphandleforwardand/orpressontherearof
thepedaltolowerthehopper.
ParkingBrakeLever
Toengagetheparkingbrake,pulluponthelever.
(Figure3).
10
g025707
Figure4
1.Forward
2.Shutoff-valveleverforthe
fueltank(OFFposition)
Figure5
1.Recoilstarter4.Throttlelever
2.Fuelshut-offvalve5.On/Offswitch
3.Chokelever
g020538
EngineControls
OilAlertSystem
Theoilalertsystemisdesignedtopreventengine
damagecausedbyaninsufcientamountofoilin
thecrankcase.Beforetheoillevelinthecrankcase
canfallbelowasafelimit,theoilalertsystemwill
automaticallyshutofftheengine(theengineswitch
willremainintheONposition).Iftheenginestops
andwillnotrestart,checktheengine-oillevelbefore
troubleshootinginotherareas
ChokeLever
Thechokelever(Figure5)isrequiredwhenstartinga
coldengine.Beforepullingontherecoilstarthandle,
movethechokelevertotheCLOSEDposition.Once
theengineisrunning,movethechokelevertothe
OPENposition.Donotusethechokeiftheengineis
alreadywarmeduportheairtemperatureishigh.
ThrottleLever
Thethrottlelever(Figure5)controlsthespeed(rpm)
oftheengine.Itislocatednexttothechokelever.
Itsetstheenginerpmandthereforecanincrease
anddecreasethespeedofthemachine.Forbest
performance,setthethrottlelevertotheFASTposition.
11