Exmark 850 User manual

Brand: Exmark

Model: 850

Category: Lawnmowers

Type: User manual

This manual is also suitable for

METRO®

ForSerialNos.

850,000&Higher

PartNo.4500-534Rev.B

WARNING

CALIFORNIA

Proposition65Warning

Theengineexhaustfromthisproduct

containschemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

Important:IMPORTANTTheengineinthis

productisnotequippedwithasparkarrester

mufer.ItisaviolationofCaliforniaPublic

ResourceCode(CPRC)Section4442touse

oroperatethisengineonanyforest-covered,

brush-covered,orgrass-coveredlandasdened

inCPRC4126.Otherstatesorfederalareasmay

havesimilarlaws.

Toacquireasparkarresterforyourunit,seeyour

EngineServiceDealer.

ThissparkignitionsystemcomplieswithCanadian

ICES-002Cesystèmed’allumageparètincellede

vèhiculeestconformeàlanormeNMB-002du

Canada

TheenclosedEngineOwner’sManualis

suppliedforinformationregardingTheU.S.

EnvironmentalProtectionAgency(EPA)and

theCaliforniaEmissionControlRegulationof

emissionsystems,maintenanceandwarranty.

KeepthisengineOwner’sManualwithyourunit.

ShouldthisengineOwner’sManualbecome

damagedorillegible,replaceimmediately.

Replacementsmaybeorderedthroughthe

enginemanufacturer.

Exmarkreservestherighttomakechangesor

addimprovementstoitsproductsatanytime

withoutincurringanyobligationtomakesuch

changestoproductsmanufacturedpreviously.

Exmark,oritsdistributorsanddealers,accept

noresponsibilityforvariationswhichmaybe

evidentintheactualspecicationsofitsproducts

andthestatementsanddescriptionscontained

inthispublication.

IndustrialParkBox808

Beatrice,NE68310

Contactusatwww.Exmark.com.

PrintedintheUSA

AllRightsReserved

Introduction

CONGRATULATIONSonthepurchaseofyour

ExmarkMower.Thisproducthasbeencarefully

designedandmanufacturedtogiveyouamaximum

amountofdependabilityandyearsoftrouble-free

operation.

Thismanualcontainsoperating,maintenance,

adjustment,andsafetyinstructionsforyourExmark

mower.

BEFOREOPERATINGYOURMOWER,

CAREFULLYREADTHISMANUALINITS

ENTIRETY.

Byfollowingtheoperating,maintenance,andsafety

instructions,youwillprolongthelifeofyourmower,

maintainitsmaximumefciency,andpromotesafe

operation.

Ifadditionalinformationisneeded,orshouldyou

requiretrainedmechanicservice,contactyour

authorizedExmarkequipmentdealerordistributor.

Exmarkpartsmanualsareavailableonlineat

http://www.exmark.com/manuals.htm

AllExmarkequipmentdealersanddistributorsare

keptinformedofthelatestmethodsofservicing

andareequippedtoprovidepromptandefcient

serviceintheeldorattheirservicestations.They

carryamplestockofservicepartsorcansecurethem

promptlyforyoufromthefactory.

AllExmarkpartsarethoroughlytestedandinspected

beforeleavingthefactory,however,attentionis

requiredonyourpartifyouaretoobtainthefullest

measureofsatisfactionandperformance.

Wheneveryouneedservice,genuineExmarkparts,

oradditionalinformation,contactanAuthorized

ServiceDealerorExmarkCustomerServiceandhave

themodelandserialnumbersofyourproductready.

Figure1identiesthelocationofthemodelandserial

numbersontheproduct.Writethenumbersinthe

spaceprovided.

Figure1

1.Modelandserialnumberlocation

ModelNo.

SerialNo.

Contents

Introduction...........................................................3

Safety.....................................................................5

SafetyAlertSymbol.........................................5

SafeOperatingPractices..................................5

SafetyandInstructionalDecals.......................9

Specications.......................................................12

ModelNumbers............................................12

Systems.........................................................12

Dimensions...................................................13

TorqueRequirements....................................13

ProductOverview................................................14

Operation.............................................................14

Controls........................................................14

Pre-Start........................................................16

OperatingInstructions..................................16

Transporting.................................................18

Maintenance.........................................................19

RecommendedMaintenanceSchedule(s)...........19

PeriodicMaintenance.......................................20

CheckEngineOilLevel.................................20

CheckMowerBlades.....................................20

CheckSafetyInterlockSystem.......................21

CheckforLooseHardware............................21

ServiceAirCleaner........................................21

ChangeEngineOil........................................22

CheckTirePressures.....................................22

CheckConditionOfBelts..............................22

LubricateGreaseFittings...............................22

CheckSparkPlugs.........................................23

CheckGreaseLevel,InputandOutput

ShaftBearingWearonPeerless

Transmission.............................................23

ThreadLockingAdhesives.............................24

MobilHTSGrease(OrFood-Grade

Anti-seize).................................................24

Copper-BasedAnti-seize..............................24

DielectricGrease...........................................24

Adjustments.....................................................25

AdjustingtheCuttingHeight.........................25

AdjustingtheAxlePosition............................26

AdjustingtheNumberofSpacersbelow

CasterSupportHub...................................27

AdjustingtheCuttingHeightwithBlade

Spacers......................................................27

TransmissionBeltAdjustment.......................28

WheelDriveBeltPulleyScrapers...................28

EnginetoMowerDeckBelt...........................28

BladeBrakeAdjustment................................29

BeltGuideAdjustment..................................30

BrakeandWheelDriveLinkage

Adjustment...............................................30

ShifterLeverAdjustment...............................32

ShifterDetentAdjustment.............................33

PTOSafetySwitchAdjustment......................33

HandleHeightAdjustment............................33

WheelDriveSpringTension

Adjustment...............................................33

Cleaning...........................................................34

CleanEngineandExhaustSystem

Area..........................................................34

RemoveEngineShroudsandCleanCooling

Fins...........................................................34

CleanDebrisFromMachine..........................35

CleanGrassBuild-UpUnderDeck................35

WasteDisposal..............................................35

Troubleshooting...................................................36

Schematics...........................................................38

Safety

SafetyAlertSymbol

ThisSafetyAlertSymbol(Figure2)isusedbothin

thismanualandonthemachinetoidentifyimportant

safetymessageswhichmustbefollowedtoavoid

accidents

Thissymbolmeans:ATTENTION!BECOME

ALERT!YOURSAFETYISINVOLVED!

Figure2

1.Safetyalertsymbol

Thesafetyalertsymbolappearsaboveinformation

whichalertsyoutounsafeactionsorsituations

andwillbefollowedbythewordDANGER,

WARNING,orCAUTION.

DANGER:Whitelettering/Redbackground.

Indicatesanimminentlyhazardoussituationwhich,if

notavoided,Willresultindeathorseriousinjury.

WARNING:Blacklettering/Orangebackground.

Indicatesapotentiallyhazardoussituationwhich,if

notavoided,Couldresultindeathorseriousinjury.

CAUTION:Blacklettering/Yellowbackground.

Indicatesapotentiallyhazardoussituationwhich,if

notavoided,Mayresultinminorormoderateinjury.

Thismanualusestwootherwordstohighlight

information.Importantcallsattentiontospecial

mechanicalinformationandNoteemphasizes

generalinformationworthyofspecialattention.

SafeOperatingPractices

Training

•ReadtheOperator’sManualandothertraining

material.Iftheoperator(s)ormechanic(s)can

notreadEnglishitistheowner’sresponsibilityto

explainthismaterialtothem.

•Becomefamiliarwiththesafeoperationofthe

equipment,operatorcontrols,andsafetysigns.

•Alloperatorsandmechanicsshouldbetrained.

Theownerisresponsiblefortrainingtheusers.

•Neverletchildrenoruntrainedpeopleoperate

orservicetheequipment.Localregulationsmay

restricttheageoftheoperator.

•Onlyadultsandmatureteenagersshouldoperate

amower,andevenmatureteenagersshouldhave

adultsupervision.Besureateenager:

1.hasreadandunderstandstheOperator’s

Manualandrecognizestherisksinvolved;

2.issufcientlymaturetousecaution;and

3.isofsufcientsizeandweighttooperate

thecontrolscomfortablyandtomanagethe

mowerwithouttakingrisks.

•Theowner/usercanpreventandisresponsible

foraccidentsorinjuriesoccurringtohimselfor

herself,otherpeopleorproperty.

Preparation

•Evaluatetheterraintodeterminewhataccessories

andattachmentsareneededtoproperlyand

safelyperformthejob.Onlyuseaccessoriesand

attachmentsapprovedbyExmark.

•Wearappropriateclothingincludingsafetyglasses,

substantialfootwear,longtrousers,andhearing

protection.DoNotoperatewhenbarefootor

whenwearingopensandals.Longhair,loose

clothingorjewelrymaygettangledinmoving

parts.

CAUTION

Thismachineproducessoundlevelsinexcess

of85dBAattheoperator’searandcancause

hearinglossthroughextendedperiodsof

exposure.

Wearhearingprotectionwhenoperatingthis

machine.

•Inspecttheareawheretheequipmentistobe

usedandremoveallrocks,toys,sticks,wires,

bones,andotherforeignobjectswhichcanbe

thrownbythemachineandmaycausepersonal

injurytotheoperatororbystanders.

Safety

DANGER

Incertainconditionsgasolineisextremely

ammableandvaporsareexplosive.

Areorexplosionfromgasolinecanburn

you,others,andcausepropertydamage.

•Fillthefueltankoutdoorsonlevelground,

inanopenarea,whentheengineiscold.

Wipeupanygasolinethatspills.

•Neverrellthefueltankordrainthe

machineindoorsorinsideanenclosed

trailer.

•DoNotllthefueltankcompletelyfull.

Fillthefueltanktothebottomoftheller

neck.Theemptyspaceinthetankallows

gasolinetoexpand.Overllingmayresult

infuelleakageordamagetotheengineor

emissionsystem(ifequipped).

•Neversmokewhenhandlinggasoline,and

stayawayfromanopenameorwhere

gasolinefumesmaybeignitedbyspark.

•Storegasolineinanapprovedcontainer

andkeepitoutofthereachofchildren.

•Addfuelbeforestartingtheengine.Never

removethecapofthefueltankoradd

fuelwhenengineisrunningorwhenthe

engineishot.

•Iffuelisspilled,DoNotattempttostart

theengine.Moveawayfromtheareaof

thespillandavoidcreatinganysourceof

ignitionuntilfuelvaporshavedissipated.

•DoNotoperatewithoutentireexhaust

systeminplaceandinproperworking

condition.

DANGER

Incertainconditionsduringfueling,static

electricitycanbereleasedcausingaspark

whichcanignitegasolinevapors.Areor

explosionfromgasolinecanburnyouand

othersandcausepropertydamage.

•Alwaysplacegasolinecontainersonthe

groundawayfromyourvehiclebefore

lling.

•DoNotllgasolinecontainersinsidea

vehicleoronatruckortrailerbedbecause

interiorcarpetsorplastictruckbedliners

mayinsulatethecontainerandslowthe

lossofanystaticcharge.

•Whenpractical,removegas-powered

equipmentfromthetruckortrailerand

refueltheequipmentwithitswheelson

theground.

•Ifthisisnotpossible,thenrefuelsuch

equipmentonatruckortrailerfroma

portablecontainer,ratherthanfroma

gasolinedispensernozzle.

•Ifagasolinedispensernozzlemustbe

used,keepthenozzleincontactwiththe

rimofthefueltankorcontaineropening

atalltimesuntilfuelingiscomplete.

WARNING

Gasolineisharmfulorfatalifswallowed.

Long-termexposuretovaporshascaused

cancerinlaboratoryanimals.Failuretouse

cautionmaycauseseriousinjuryorillness.

•Avoidprolongedbreathingofvapors.

•Keepfaceawayfromnozzleandgas

tank/containeropening.

•Keepawayfromeyesandskin.

•Neversiphonbymouth.

•Checkthattheoperator’spresencecontrols,

safetyswitches,andshieldsareattachedand

functioningproperly.DoNotoperateunlessthey

arefunctioningproperly.

Safety

Operation

WARNING

Operatingengineparts,especiallythemufer,

becomeextremelyhot.Severeburnscanoccur

oncontactanddebris,suchasleaves,grass,

brush,etc.cancatchre.

•Allowengineparts,especiallythemufer,to

coolbeforetouching.

•Removeaccumulateddebrisfrommufer

andenginearea.

•Installandmaintaininworkingordera

sparkarresterbeforeusingequipment

onforest-covered,grass-covered,or

brush-coveredunimprovedland.

WARNING

Engineexhaustcontainscarbonmonoxide,

whichisanodorlessdeadlypoisonthatcankill

you.

DoNotrunengineindoorsorinasmallconned

areawheredangerouscarbonmonoxidefumes

cancollect.

•Operateonlyindaylightorgoodarticiallight,

keepingawayfromholesandhiddenhazards.

•Besurealldrivesareinneutralandparkingbrake

isengagedbeforestartingengine.

•Neverraisedeckwithbladesrunning.

•Neveroperatethemowerwithdamagedguards,

shields,orcovers.Alwayshavesafetyshields,

guards,switchesandotherdevicesinplaceandin

properworkingcondition.

•Nevermowwiththedischargedeectorraised,

removedoralteredunlessthereisagrass

collectionsystemormulchkitinplaceand

workingproperly.

•DoNotchangetheenginegovernorsettingor

overspeedtheengine.

•Stopengine,waitforallmovingpartstostop,

removekeyandengageparkingbrake:

–Beforechecking,cleaningorworkingonthe

mower.

–Afterstrikingaforeignobjectorabnormal

vibrationoccurs(inspectthemowerfor

damageandmakerepairsbeforerestarting

andoperatingthemower).

–Beforeclearingblockages.

–Wheneveryouleavethemower.

•Stopengine,waitforallmovingpartstostop,and

engageparkingbrake:

–Beforerefueling.

–Beforedumpingthegrasscatcher.

–Beforemakingheightadjustments.

WARNING

Hands,feet,hair,clothing,oraccessoriescan

becomeentangledinrotatingparts.Contact

withtherotatingpartscancausetraumatic

amputationorseverelacerations.

•DoNotoperatethemachinewithout

guards,shields,andsafetydevicesin

placeandworkingproperly.

•Keephands,feet,hair,jewelry,orclothing

awayfromrotatingparts.

•DONOToperatethemowerwhenpeople,

especiallychildren,orpetsareinthearea.

•Bealert,slowdownandusecautionwhenmaking

turns.Lookbehindandtothesidebefore

changingdirections.

•Stoptheblades,slowdown,andusecautionwhen

crossingsurfacesotherthangrassandwhen

transportingthemowertoandfromtheareato

bemowed.

•Beawareofthemowerdischargepathanddirect

dischargeawayfromothers.

•DoNotoperatethemowerundertheinuence

ofalcoholordrugs.

•Useextremecarewhenloadingorunloadingthe

machineintoatrailerortruck.

•Usecarewhenapproachingblindcorners,shrubs,

trees,orotherobjectsthatmayobscurevision.

SlopeOperation

UseExtremecautionwhenmowingand/orturning

onslopesaslossoftractionand/ortip-overcould

occur.Theoperatorisresponsibleforsafeoperation

onslopes.

Safety

DANGER

Operatingonwetgrassorsteepslopescan

causeslidingandlossofcontrol.Lossofcontrol

and/orlossofoperator’sfootingcouldresultina

fallwithanarmorleggettingunderthemower

orenginedeckwhichmayresultinserious

injury,deathordrowning.

•Mowacrossslopes,neverupanddown.

•DoNotmowslopeswhengrassiswet.

•DoNotmowneardrop-offsornearwater.

•DoNotmowslopesgreaterthan20degrees.

•Reducespeedanduseextremecautionon

slopes.

•Avoidsuddenturnsorrapidspeedchanges.

•Seeinsidethebackcovertodeterminethe

approximateslopeangleoftheareatobemowed.

•Removeormarkobstaclessuchasrocks,tree

limbs,etc.fromthemowingarea.Tallgrasscan

hideobstacles.

•Watchforditches,holes,rocks,dipsandrisesthat

changetheoperatingangle,asroughterraincould

overturnthemachine.

•Avoidsuddenstartswhenmowinguphillbecause

themowermaytipbackwards.

•Beawarethatoperatingonwetgrass,acrosssteep

slopesordownhillmaycausethemowertolose

traction.Lossoftractiontothedrivewheelsmay

resultinslidingandalossofbrakingandsteering.

•Alwaysavoidsuddenstartingorstoppingona

slope.Iftireslosetraction,disengagetheblades

andproceedslowlyofftheslope.

•Followthemanufacturer’srecommendationsfor

wheelweightsorcounterweightstoimprove

stability.

•Useextremecarewithgrasscatchersor

attachments.Thesecanchangethestabilityofthe

machineandcauselossofcontrol.

MaintenanceandStorage

•Disengagedrives,lowerimplement,setparking

brake,stopengineandremovekeyordisconnect

sparkplugwire.Waitforallmovementtostop

beforeadjusting,cleaningorrepairing.

•Keepengineandengineareafreefrom

accumulationofgrass,leaves,excessivegrease

oroil,andotherdebriswhichcanaccumulate

intheseareas.Thesematerialscanbecome

combustibleandmayresultinare.

•LetenginecoolbeforestoringandDoNotstore

nearameoranyenclosedareawhereopenpilot

lightsorheatappliancesarepresent.

•Shutofffuelwhilestoringortransporting.Do

Notstorefuelnearamesordrainindoors.

•Parkmachineonlevelground.Neverallow

untrainedpersonneltoservicemachine.

•Usejackstandstosupportcomponentswhen

required.

•Carefullyreleasepressurefromcomponentswith

storedenergy.

•Usecarewhencheckingblades.Wraptheblade(s)

orweargloves,andusecautionwhenservicing

them.Onlyreplacedamagedblades.Never

straightenorweldthem.

•Keephandsandfeetawayfrommovingparts.

Ifpossible,DoNotmakeadjustmentswiththe

enginerunning.

•Keepallguards,shieldsandallsafetydevicesin

placeandinsafeworkingcondition.

•Checkallboltsfrequentlytomaintainproper

tightness.

•Frequentlycheckforwornordeteriorating

componentsthatcouldcreateahazard.

WARNING

Removingstandardoriginalequipmentparts,

orusingnon-Exmarkreplacementpartsand

accessoriesmayalterthewarranty,traction,and

safetyofthemachine.Failuretouseoriginal

Exmarkpartscouldcauseseriousinjuryor

death.

Replaceallpartsincluding,butnotlimitedto

tires,belts,andbladeswithoriginalExmark

parts.

Safety

SafetyandInstructionalDecals

•Keepallsafetysignslegible.Removeallgrease,

dirtanddebrisfromsafetysignsandinstructional

labels.

•Replaceallworn,damaged,ormissingsafety

signs.

•Whenreplacementcomponentsareinstalled,be

surethatcurrentsafetysignsareafxedtothe

replacedcomponents.

•Ifanattachmentoraccessoryhasbeeninstalled,

makesurecurrentsafetysignsarevisible.

•Newsafetysignsmaybeobtainedfrom

yourauthorizedExmarkequipmentdealeror

distributororfromExmarkMfg.Co.Inc.

•Safetysignsmaybeafxedbypeelingoffthe

backingtoexposetheadhesivesurface.Apply

onlytoaclean,drysurface.Smoothtoremove

anyairbubbles.

•Familiarizeyourselfwiththefollowingsafetysigns

andinstructionlabels.Theyarecriticaltothesafe

operationofyourExmarkcommercialmower.

1-303508

1-303517

1-303518

1-323427

32inchand36inchUnitsOnly

1-323550

PistolGripHandleUnitsOnly

1-403005

Safety

1-403143

98-5954

103-1623

ECSUnitsOnly

103-1798

103–2076

103-2244

ECSUnitsOnly

103-2245

ECSUnitsOnly

Safety

103-5626

48inchDeckUnitsOnly

117–2718

103-1967

PistolGripUnitsOnly

Specications

ModelNumbers

SerialNos:850,000andHigher

M16KA322PM16KA362PM16KA362M16KA483PM16KA483M16KA322PCAM16KA362CAM16KA483CA

Systems

Engine

•EngineSpecications:SeeyourEngineOwner’s

Manual

•RPM:FullSpeed:3600(NoLoad)

FuelSystem

•Capacity:5.0gal.(18.9L)

•TypeofFuel:Regularunleadedgasoline,87

octaneorhigher;containingnomorethan10%

methanolorethanol.

•FuelFilter:ReplaceableIn-line

•FuelShut-OffValve:1/4turnincrements

SafetyInterlockSystem

Operatormusthavethetransmissioninneutraland

PTOdisengagedtostartengine.ReleaseofOperator

PresenceControl(OPC)leverswillcauseengineto

stopiftransmissionisnotinneutraland/orPTO

isengaged.

Steering/BrakeControls

Fingertipdrivecontrolleversprovideindependent

controloftraction,braking,andneutraltoeachdrive

wheelformoving,stopping,andpowerturning.

Parkingbrakesareengagedbylockingdrivecontrol

leversinthe“brake”position.

Transmission

•Peerless700-070A,vespeedsforwardandone

reverse.

•Speedrange:

–1st:2.0mph(3.22km/hr)

–2nd:2.7mph(4.35km/hr)

–3rd:3.5mph(5.63km/hr)

–4th:4.1mph(6.60km/hr)

–5th:6.2mph(9.98km/hr)

–Reverse:3.1mph(4.99km/hr)

WheelDriveSystem

BandeddoubleA-SectionV-belts,singletop-side

idlersandreplaceablebolt-ondrivesheavesandbrake

drums.(SingleB-SectionV-beltsforthe32inch

Model)

Tires&Wheels

Drive

Front

Caster

Pneumatic(Air-Filled)

Semi-

Pneumatic

3236&48

AllDecks

Quantity

222

Tread

TurfSaverTurfMasterSmooth

Size13x5.00-613x6.50-69x3.50-4

PlyRating

Pressure

14psi

(97kPa)

14psi

(97kPa)

Bearings

Replaceable

Ball

Replaceable

Ball

Replaceable

Roller

Specications

CuttingDeck

•CuttingWidth:

–32inchDeck:31.75inches(80.7cm)

–36inchDeck:35.38inches(89.9cm)

–48inchDeck:47.25inches(120.0cm)

•Discharge:Side

•BladeSize:

–32inchDeck:16.25inches(41.3cm)—

Quantity:2

–36inchDeck:18.00inches(45.7cm)—

Quantity:2

–48inchDeck:16.25inches(41.3cm)—

Quantity:3

•DeckDrive:Manualengagementofbeltwith

over-centerlock.Bladebelttensionisadjustable

viaturnbuckle.

•BladeBrake:Whenthebladeengagementcontrol

ismovedtothedisengagedpositionafriction

brakepadstopstherotationoftheblades.

•DeckMounting:Bolteddirectlytoenginedeck.

•DeckDepth:

–32inchDeck:5.0inches(12.7cm)

–36inchDeck:5.0inches(12.7cm)

–48inchDeck:5.0inches(12.7cm)

•CuttingHeightAdjustment:

Adjustsfrom1inch(2.5cm)to41/4inches(10.8

cm)in1/4inch(6.4mm)orsmallerincrements

byvariousadjustmentsofcasterspacers,blade

spacers,andaxleheight.

Dimensions

OverallWidth:

32inch

Deck

36inch

Deck

48inch

Deck

Deector

32.7inches

(83.1cm)

36.4inches

(92.5cm)

48.1inches

(122.2cm)

Deector

Down

43.3inches

(110.0cm)

47.0inches

(119.4cm)

57.9inches

(147.1cm)

OverallLength:

32inch

Deck

36inch

Deck

48inch

Deck

Standard

PistolGrip

Handles

78.0inches

(198.1cm)

78.0inches

(198.1cm)

73.0inches

(185.4cm)

ECS

Handles

77.3inches

(196.3cm)

77.3inches

(196.3cm)

72.3inches

(183.6cm)

OverallHeight:

StandardPistolGrip

Handles

40.0inches(101.6cm)

ECSHandles

42.1inches(106.9cm)

TreadWidth:(OutsidetoOutsideof

Tires,Widthwise)

32inch

Deck

36inch

Deck

48inch

Deck

Standard

PistolGrip

&ECS

Handles

32.1inches

(81.4cm)

35.6inches

(90.4cm)

35.6inches

(90.4cm)

CurbWeight:

32inch

Deck

36inch

Deck

48inch

Deck

Standard

PistolGrip

Handles

420lb

(191kg)

430lb

(195kg)

475lb

(215kg)

ECS

Handles

435lb

(197kg)

446lb

(202kg)

490lb

(222kg)

TorqueRequirements

BoltLocation

Torque

Blade/CutterHousing

SpindleBolt

75-80ft-lb(102-109N-m)

CasterBracketMounts

30-35ft-lb(41-48N-m)

MowerDeck/Engine

DeckMount

30-35ft-lb(41-48N-m)

EngineMountingBolts

17-23ft-lb(23-31N-m)

TransmissionShifterLever

Nut

30-35ft-lb(41-48N-m)

Operation

ProductOverview

Figure3

1.Controls4.ECSHandles

2.FuelCap5.BladeSpacers

3.PistolGripHandles

Operation

Note:Determinetheleftandrightsidesofthe

machinefromthenormaloperatingposition.

Controls

OperatorPresenceControl(OPC)

Levers

Locatedontheupperhandleassemblydirectlyabove

thehandlegrips.

Whentheseleversaredepressed,theOPCsystem

sensesthattheoperatorisinthenormaloperator’s

position.Whentheleversarereleased,theOPC

systemsensesthattheoperatorhasmovedfromthe

normaloperatingpositionandwillkilltheengineif

eitherthetransmissionshiftleverisnotintheneutral

positionorthePTOisengaged(see

Figure4and

Figure5).

Figure4

PistolGripHandle

1.NeutralLock/ParkBrakeLatch

2.Rotatelatchforwardforparkbrakeposition

3.Rotatelatchbackforneutrallockposition

4.OPCLever

5.DriveLever

Operation

Figure5

ECSHandle

1.OPCLever

2.Rotatelatchforneutrallockandparkbrakepositions

3.NeutralLockLatch/ParkBrakeLatch

4.DriveLever

DriveLevers

Locatedoneachsideoftheupperhandleassembly

aheadofandbelowthehandlegrips(seeFigure4

andFigure5).

Theseleversindividuallycontrolclutchingactionof

thewheeldrivebeltsandbrakes.Whenthedrive

leversareallthewaydown,thebrakesdisengageand

thewheeldrivebeltsengage

Graduallysqueezingtheleftorrighthanddrivelever

disengagesthewheeldrivebelts,causingthelefthand

orrighthandwheeltoslowdownuntiltheyreach

neutralorstop.Thismakesthemachineturntothe

leftorrightrespectively.Squeezingfurtherengages

theparkbrakes.Thesharpnessoftheturnvariesby

howmuchtheleverissqueezed.Forstraightahead

motion,smoothlyreleasebothdriveleverstoengage

bothdrivewheelssimultaneously.

NeutralLock/ParkBrakeLatches

•ForPistolGripHandles:Locatedonhandles

aheadofthegrips.

•ForECSHandles:Locatedontheupperhandle

assemblyontheendsofthehandlegrips.

Thelatchesallowtheoperatortolockthedrivelevers

ina“neutral”positionwhereneitherthewheeldrive

beltsnorthebrakesengageorina“parkbrake”

positionwherethewheeldrivebeltsarenotengaged

andtheparkbrakeisengaged(seeFigure4and

Figure5).

ChokeControl

Locatedonthefrontleftcornerofthefueltank

support.

Chokeisusedtoaidinstartingacoldengine.The

chokecontrolispulledouttobeinthe“ON”position

andpushedintobeinthe“OFF”position.DoNot

runawarmenginewithchokeinthe“ON”position.

ThrottleControl

Locatedontheonthecontrolconsolerightside.

Thethrottleisusedtocontrolenginespeed.Moving

thethrottlecontrolforwardwillincreaseengine

speedandmovingittotherearwilldecreaseengine

speed.Movingthethrottleforwardintothedetent

isfullposition.

TransmissionShiftLever

Locatedunderthecontrolconsoleandbehindthe

fueltank.

Itshiftsthe5-speedtransmissionintoveforward

gears,neutralandreverse.Shifttransmissiononly

whendriveleversareintheneutralposition.Shifting

withoutdriveleversinneutralmaycausedamageto

thetransmission.

Note:Reverseis“reverseassist”only,meaningwhen

thetransmissionisinreverse,theoperatorhastopull

theunitbackwardto“assist”withthemovementof

theunit.

“Off-Run”Switch

Locatedonthecontrolconsole.

Turnthekeytothe“Run”positiontoallowthe

enginetobestarted.Turnthekeytothe“Off”

positiontoshutengineoff.

FuelShut-OffValve

Locatedinthefuellinemidwaybetweenthetank

andengine.

Thefuelshut-offvalveisusedtoshutoffthe

owoffuelwhenparkinginsideabuilding,during

transportationtoandfromthejobsites,andwhen

themachinewillnotbeusedforafewdays.

Rotatevalve1/4turnclockwisetoshutfueloff.

Rotatevalve1/4turncounterclockwisetoturnfuel

on.

Operation

Pre-Start

Fillfueltankonlevelground.Forbestresultsuse

onlyclean,freshregulargradeunleadedgasolinewith

anoctaneratingof87orhigher.

Important:Neverusemethanol,gasoline

containingmethanol,gasoholcontainingmore

than10%ethanol,premiumgasoline,orwhite

gasbecausethefuelsystemcouldbedamaged.

DoNotaddoiltogasoline.

DoNotoverllfueltank.Fillthefueltanktothe

bottomofthellerneck.Theemptyspaceinthe

tankallowsgasolinetoexpand.Overllingmayresult

infuelleakageordamagetotheengineoremission

system(ifequipped).

Makesureyouunderstandthecontrols,their

locations,theirfunctions,andtheirsafety

requirements.

RefertotheMaintenancesectionandperformallthe

necessaryinspectionandmaintenancesteps.

OperatingInstructions

OpentheFuelShut-OffValve

Rotatethevalve1/4turncounterclockwisetoturn

fuelon.

StartingtheEngine

Note:Alwaysengagetheleftandrightneutral

lock/parkbrakelatchesinthe“parkbrake”position

whenstartingtheengine

1.Onacoldengine,placethethrottlemidway

betweenthe“Slow”and“Fast”positionsand

placethechokeinthe“On”position.Onawarm

engine,placethethrottlelevermidwaybetween

“Slow”and“Fast”positionsandleavethechoke

inthe“Off”position.

2.Turnignitionswitchto“Run”position.Pullthe

recoilropetostartengine.

3.Onacoldengine,graduallyreturnchoketothe

“Off”positionafterenginestartsandwarmsup.

Note:Kawasakienginesgenerallyneedtobe

“choked”evenwhenwarm.

PTOEngagement

DANGER

Therotatingbladesunderthemowerdeckare

dangerous.Bladecontactcancauseserious

injuryorkillyou.

DoNotputhandsorfeetunderthemoweror

mowerdeckwhenthebladesareengaged.

DANGER

Anuncovereddischargeopeningwillallow

objectstobethrowninanoperator’sor

bystander’sdirection.Also,contactwiththe

bladecouldoccur.Thrownobjectsorblade

contactcancauseseriousinjuryordeath.

Neveroperatethemowerwiththedischarge

deectorraised,removed,oralteredunlessthere

isagrasscollectionsystemormulchkitinplace

andworkingproperly.

ThePTOswitchengagesthecuttingblades.Besure

thatallpersonsareclearofmowerdeckanddischarge

areabeforeengagingthePTO.

1.Setthrottleto“MIDWAY”position.

2.PushthePTOleverforwardtoengageblades.

3.Placethethrottleinthe“FAST”positiontobegin

mowing.

DisengagingthePTO

1.Setthrottleto“MIDWAY”position.

2.Pullthebladeengagementlevertothefull

rearwardpositiontodisengagetheblades

StoppingtheEngine

1.Bringtheunittoafullstop.

2.Lockdriveleversin“parkbrake”position.

3.DisengagethePTO.

4.Movetransmissionshiftleverto“neutral”.

5.Placethethrottlemidwaybetweenthe“SLOW”

and“FAST”positions.

6.Allowtheenginetorunforaminimumof15

seconds,thenturntheignitionswitchtothe

“OFF”positiontostoptheengine.

Operation

7.Removethekeytopreventchildrenorother

unauthorizedpersonsfromstartingengine.

8.Closethefuelshut-offvalvewhenthemachine

willnotbeinuseforafewdays,when

transporting,orwhentheunitisparkedinside

abuilding.

DrivingtheMachine

DriveLever/NeutralLock/ParkBrakeLatch

Operation

•ForPistolGripHandles

Tolockthedriveleversin“neutral”,squeezethe

driveleversbacktotheneutralposition.Place

thumbsontheupperportionoftheneutral

lock/parkbrakelatchesandmovethemtothe

rear.Releasethedrivelevers.

Tolocktheleversin“parkbrake”,squeezethe

driveleversbacktothebrakeposition.Place

thumbsontheupperportionoftheneutral

lock/parkbrakelatchesandmovethemtothe

front.Releasethedrivelevers(see

Figure6)

CAUTION

Iftheneutrallock/parkbrakelatchesarenot

completelyengagedthedriveleverscould

unexpectedlyslipintotheforwarddrive

position.Ifthedriveleversslipintothedrive

position,theunitcouldlurchforwardand

causeinjuryorpropertydamage.

Besurethepinsprotrudingthroughtheslots

ofeachneutrallocklatcharecompletely

engagedintherearslotofeachlatch.

Toplacethedriveleversinthedriveposition,

rmlyholdthedrivelevers,placethumbsonthe

upperportionoftheneutrallock/parkbrake

latchesandmovethemoutofthe“neutral”or

the“parkbrake”position.Slowlyandsmoothly

releasethedrivelevers.

Figure6

1.Latchisinthedrive

position

6.Neutrallock

2.Rotateforwardforpark

brakeposition

7.Forward—releasedrive

lever

3.Rotatebackforneutral

lockposition

8.Neutral—holdinthis

position

4.Parkbrake9.Reverse—squeezedrive

lever

5.Fullspeedforward

•ForECSHandles

Tolockthedriveleversin“neutrallock”,squeeze

thedriveleverstothe“neutral”position.See

Figure7position2.Placethumbsontheinner

thumblobeoftheneutrallock/parkbrakelatches

androtatethemtothe“neutral”position.See

Figure7position3.Releasethedrivelevers.

Tolockthedriveleversin“parkbrake”,squeeze

thedriveleversfarthertothe“brake”position.

Placethumbsontheinnerthumblobeofthe

neutrallock/parkbrakelatchesandrotatethem

tothe“park”position.See

Figure7position4.

Releasedrivelevers.

CAUTION

Iftheneutrallock/parkbrakelatchesarenot

completelyengagedthedriveleverscould

unexpectedlyslipintotheforwarddrive

position.Ifthedriveleversslipintothedrive

position,theunitcouldlurchforwardand

causeinjuryorpropertydamage.

Besurethedriveleversaresecurelyseatedat

thebottomofthe“neutral”or“park”areasof

theneutrallocklatches.

Operation

Toplacethedriveleversinthe“drive”position,

slightlysqueezethedriveleverswhileplacing

thumbsontheouterthumblobeoftheneutral

lock/parkbrakelatches(ortheindexngeron

thefrontlobe)androtatethemfromunderthe

drivelevers.Slowlyandcarefullyreleasethedrive

levers.See

Figure7position1.

Figure7

1.DriveLeverindrive

position

3.DriveLeverlockedin

neutralposition

2.DriveLeverinneutral

position

4.DriveLeverlockedin

parkposition

DrivingForward

1.Withdriveleversinthe“neutral”or“parkbrake”

position,shifttransmissionintodesiredgear.

2.Squeezebothdriveleversandmovebothneutral

lock/parkbrakelatchesfromthe“neutral”or

“parkbrake”positiontothe“drive”position.

3.Tomoveforwardinastraightline,smoothly

releasebothdriveleverstoengagedrivewheels.

Toturnleftorright,squeezetherighthanddrive

levertoturnrightandthelefthanddrivelever

toturnleft.

Squeezedriveleversallthewaybacktoengage

brakes.Moveneutrallock/parkbrakelatchesinto

the“parkbrake”positionandreleasedrivelevers.

Shifttransmissionintoneutral.

DrivinginReverse

Note:Reversegearisreverseassistonly,theoperator

mustpulltheunitbackwards.

Tomoverearward,squeezethedriveleverstoneutral

positionandmovetheshiftertothe“R”.

Smoothlyreleasebothdriveleverstoengagedrive

wheels.

Pulltheunitbackwardto“assist”withthemovement

oftheunit.

Tostop,squeezedriveleversallthewaybackto

engagethebrakes.Movetheneutrallocklatchesinto

the“parkbrake”positionandreleasedrivelevers.

Movethespeedcontrollevertotheneutralposition.

ChangingGears

Whenchanginggears,alwayssqueezedriveleversto

theneutralposition.Theshiftlevermaybemoved

withakneeorbyhand(engagetheneutrallock

latchesifshiftingbyhand).

Note:Reversegearis“reverseassist”only,the

operatormustpulltheunitbackwards.

Transporting

TransportingaUnit

WARNING

Loadingthemowerontoatrailerwithoutstrong

enoughorproperlysupportedrampscouldbe

dangerous.Therampscouldcollapsecausing

theunittofall,whichcouldcauseinjury.

•Useproperrampsthataresecuredtothe

truckortrailer.

•Keepfeetandlegsoutfromundertheunit

whenloadingandunloading.

•Ifnecessary,useassistancewhenloading.

Besurethefuelshut-offvalveisclosed.

Useaheavydutytrailertotransportthemachine.

Engageneutrallocklatchesandparkbrake,then

blockwheels.

Securelyfastenthemachinetothetrailerwithstraps,

chains,cables,orropes.

DoNotrelysolelyontheparkingbraketoholdthe

machineonthetrailer.

Besurethatthetrailerhasallnecessarylightingand

markingasrequiredbylawanduseasafetychain.

Maintenance

Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.

WARNING

Whilemaintenanceoradjustmentsarebeing

made,someonecouldstarttheengine.

Accidentalstartingoftheenginecouldseriously

injureyouorotherbystanders.

Removethekeyfromtheignitionswitch,engage

parkingbrake,andpullthewire(s)offthespark

plug(s)beforeyoudoanymaintenance.Also

pushthewire(s)asidesoitdoesnotaccidentally

contactthesparkplug(s).

WARNING

Theenginecanbecomeveryhot.Touchingahot

enginecancausesevereburns.

Allowtheenginetocoolcompletelybefore

serviceormakingrepairsaroundtheenginearea.

RecommendedMaintenanceSchedule(s)

MaintenanceService

Interval

MaintenanceProcedure

Aftertherst5hours

•Changetheengineoil.

Beforeeachuseordaily

•Checktheengineoillevel.

•Checkthemowerblades.

•Checkthesafetyinterlocksystem.

•Checkforloosehardware.

•Greasethefrontcasterwheelbearings.

•Greasefrontcasterpivots.

•Greasethedrivewheels.

•Greasethedrivewheelidlerarm.

•Cleantheengineandexhaustsystemarea.

•Cleanthegrassanddebrisbuild-upfromthemachineandcuttingdeck.

•Cleanthegrassbuild-upfromunderthedeck.

Every25hours

•Servicethefoamelement.(Mayneedmoreoftenundersevereconditions.SeetheEngine

Owner’smanualforadditionalinformation.)

Every40hours

•Checkthetirepressures.

•Checktheconditionofthebelts.

•Greasethebrakearm.

•Greasethetransmissionoutputshaftcoupler

•Greasethemowerdeckidlerpivots

Every100hours

•Servicethepaperelement.(Mayneedmoreoftenundersevereconditions.SeetheEngine

Owner’smanualforadditionalinformation.)

•Changetheengineoil.(Mayneedmoreoftenundersevereconditions.)

•Removeengineshroudsandcleancoolingns.

Every160hours

•Checkthesparkplugs.

•Checkgreaselevel,inputandoutputshaftbearingwearonPeerlessTransmission.

Every200hours

•Replacethepaperelement.

Yearly

•Replacegearboxgrease.

Maintenance

PeriodicMaintenance

CheckEngineOilLevel

ServiceInterval:Beforeeachuseordaily

1.Stopengineandwaitforallmovingpartstostop.

Makesureunitisonalevelsurface.

2.Checkwithenginecold.

3.Cleanareaarounddipstick.Removedipstickand

wipeoiloff.Reinsertthedipstickandpushitall

thewaydownintothetube.DoNotscrewinto

place.Removethedipstickandreadtheoillevel.

4.Iftheoillevelislow,wipeofftheareaaroundthe

oilllcap,removecapandlltothe“FULL”

markonthedipstick.Useoilasspeciedin

EngineOwner’sManual.DoNotoverll.

Important:DoNotoperatetheenginewiththe

oillevelbelowthe“LOW”(or“ADD”)markon

thedipstick,oroverthe“FULL”mark.

CheckMowerBlades

ServiceInterval:Beforeeachuseordaily

1.Stopengine,waitforallmovingpartstostop,and

removekey.Engageparkingbrake.

2.Liftdeckandsecureinraisedpositionasstated

intheCleanGrassBuild-UpUnderDeck

procedure.

3.Inspectbladesandsharpenorreplaceasrequired.

4.Re-installtheblades(iftheywereremoved)and

torquebladeboltsto75-80ft-lb(102-109N-m).

Besurethespringdiscwasherconeisinstalled

towardthebolthead(see

Figure8).

Figure8

1.Springdiscwasher(conetowardsbolthead)

2.Bladebolttorqueto75-80ft-lb(102-109N-m).

ReplacingtheDischarge

Deector

ServiceInterval:Asrequired

DANGER

Anuncovereddischargeopeningcouldallowthe

lawnmowertothrowobjectsintheoperator’sor

bystander’sdirectionandresultinseriousinjury.

Also,contactwiththebladecouldoccur.

Neveroperatethelawnmowerunlessyouinstall

amulchplate,dischargedeector,orgrass

collectionsystem.

1.Toremoveadamagedorworndischarge

deector,liftthelegofthespringwiththeloop

outofthenotchinthedischargedeectorand

slidetherodoutofthedischargedeector

brackets,anddischargedeector.

2.Toinstallnewdischargedeector,orientthe

springontherodasshowninFigure9.Slidethe

rodthroughthefrontdischargedeectorbracket,

dischargedeector,andreardeectorbracket.

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Exmark 850 User manual

Brand: Exmark

Model: 850

Category: Lawnmowers

Type: User manual

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