Toro 51851 User guide

Brand: Toro

Model: 51851

Category: Power chainsaws

Type: User guide

This manual is also suitable for

Flex-Force Power System 41cm (16in) 60V MAX Chainsaw

FormNo.3440-127RevA

Flex-ForcePowerSystem

™

41cm

(16in)60VMAXChainsaw

ModelNo.51851—SerialNo.320000001andUp

Registeratwww.Toro.com.

OriginalInstructions(EN)

*3440-127*

Forassistance,pleasesee

www.Toro.com/support

forinstructionalvideos

orcontact1-888-384-9939

beforereturningthis

product.

WARNING

CALIFORNIA

Proposition65Warning

Thepowercordonthisproductcontains

lead,achemicalknowntotheState

ofCaliforniatocausebirthdefects

orotherreproductiveharm.Wash

handsafterhandling.

Useofthisproductmaycauseexposure

tochemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

Introduction

Thischainsawisdesignedforcuttingtreebranches,

logs,andwoodenbeamsofadiameternolongerthan

thecuttinglengthoftheguidebar.Itistobeusedonly

byadults.Itisdesignedprimarilytouselithium-ion

batterypackModel88620(includedwith51851),

88625,88640,88660,or88675.Thesebatterypacks

aredesignedtobechargedonlybybatterycharger

Model88602orModel88610(providedwithModel

51841).Usingtheseproductsforpurposesotherthan

theirintendedusecouldprovedangeroustoyouand

bystanders.

Readthisinformationcarefullytolearnhowtooperate

andmaintainyourproductproperlyandtoavoid

injuryandproductdamage.Youareresponsiblefor

operatingtheproductproperlyandsafely.

Visitwww.T oro.comformoreinformation,including

safetytips,trainingmaterials,accessoryinformation,

helpndingadealer,ortoregisteryourproduct.

Wheneveryouneedservice,genuineToroparts,or

additionalinformation,contactanAuthorizedService

DealerorT oroCustomerServiceandhavethemodel

andserialnumbersofyourproductready.Figure1

identiesthelocationofthemodelandserialnumbers

ontheproduct.Writethenumbersinthespace

provided.

Important:Withyourmobiledevice,youcan

scantheQRcode(ifequipped)ontheserial

numberplatetoaccesswarranty,parts,andother

productinformation.

g315697

Figure1

1.Modelandserialnumberlocation.

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhas

safetymessagesidentiedbythesafety-alertsymbol

(Figure2),whichsignalsahazardthatmaycause

seriousinjuryordeathifyoudonotfollowthe

recommendedprecautions.

sa-black

Figure2

Safety-alertsymbol

Thismanualuses2wordstohighlightinformation.

Importantcallsattentiontospecialmechanical

informationandNoteemphasizesgeneralinformation

worthyofspecialattention.

8111LyndaleAvenueSouth

Bloomington,MN55420

Contactusatwww.Toro.com.

PrintedinChina

AllRightsReserved

Contents

Safety.......................................................................3

PersonalProtectiveEquipment..........................6

SafetyandInstructionalDecals..........................7

Setup........................................................................9

FillingtheChainSawwithBarandChain

Oil...................................................................9

ProductOverview.....................................................9

Specications..................................................10

Operation................................................................10

BeforeUsingtheChainSaw.............................10

StartingtheChainSaw......................................11

ShuttingOfftheChainSaw................................11

CuttingwiththeChainSaw...............................12

PruningaTree..................................................13

FellingaTree....................................................13

LimbingaFallenTree.......................................15

BuckingaLog...................................................16

InstallingtheBatteryPack................................17

RemovingtheBatteryPack..............................17

ChargingtheBatteryPack................................18

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

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

CheckingtheOilLevelandAddingBarand

ChainOil.......................................................19

CheckingtheChainBrake................................20

CheckingtheFlowofBarandChain

Oil.................................................................20

AdjustingtheChainT ension.............................21

ServicingtheGuideBar,Chain,andDrive

Sprocket........................................................22

InstallingtheGuideBarandChain....................23

SharpeningtheChain.......................................23

Service.............................................................23

Storage...................................................................24

PreparingtheBatteryPackfor

Recycling......................................................24

Troubleshooting......................................................25

Safety

WARNING

Readallsafetywarningsandallinstructions.

Failuretofollowthewarningsandinstructions

mayresultinelectricshock,reand/orserious

injury.

Saveallwarningsandinstructionsforfuture

reference.

Theterm“powertool”inallthewarningsrefers

toyourmains-operated(corded)powertoolor

battery-operated(cordless)powertool.

IMPORTANTSAFETY

INSTRUCTIONS

I.Workareasafety

1.Keepworkareacleanandwelllit.Cluttered

ordarkareasinviteaccidents.

2.Donotoperatepowertoolsinexplosive

atmospheres,suchasinthepresenceof

ammableliquids,gasses,ordust.Power

toolscreatesparks,whichmayignitethedust

orfumes.

3.Keepchildrenandbystandersawaywhile

operatingapowertool.Distractionscancause

youtolosecontrol.

II.Personalsafety

1.Stayalert,watchwhatyouaredoing,and

usecommonsensewhenoperatingapower

tool.Donotuseapowertoolwhileyouare

tiredorundertheinuenceofdrugs,alcohol,

ormedication.Amomentofinattentionwhile

operatingpowertoolscouldresultinserious

personalinjury.

2.Usepersonalprotectiveequipment.Always

weareyeprotection.Protectiveequipment

suchasadustmask,non-skidsafetyshoes,

hardhat,orhearingprotectionusedfor

appropriateconditionsreducespersonalinjuries.

3.Preventunintentionalstarting.Ensure

theswitchisintheOFF-positionbefore

connectingtopowersourceand/orbattery

pack,pickinguporcarryingthetool.Carrying

powertoolswithyourngerontheswitchor

energizingpowertoolsthathavetheswitchon

invitesaccidents.

4.Removeanyadjustingkeyorwrenchbefore

turningthepowertoolon.Awrenchorakey

leftattachedtoarotatingpartofthepowertool

mayresultinpersonalinjury.

5.Donotoverreach.Keepproperfootingand

balanceatalltimes.Thisenablesbettercontrol

ofthepowertoolinunexpectedsituations.

6.Dressproperly.Donotwearlooseclothing

orjewelry.Keepyourhair,clothing,and

glovesawayfrommovingparts.Loose

clothes,jewelry,orlonghaircangetcaughtin

movingparts.

7.Ifdevicesareprovidedfortheconnection

ofdustextractionandcollectionfacilities,

ensurethattheseareconnectedand

properlyused.Useofdustcollectioncan

reducedust-relatedhazards.

III.Powertooluseandcare

1.Donotforcethepowertool.Usethecorrect

powertoolforyourapplication.Thecorrect

powertoolwilldothejobbetterandsaferatthe

rateforwhichitwasdesigned.

2.Donotusethepowertooliftheswitch

doesnotturnitonandoff.Anypowertool

thatcannotbecontrolledwiththeswitchis

dangerousandmustberepaired.

3.Disconnecttheplugfromthepowersource

and/orthebatterypackfromthepowertool

beforemakinganyadjustments,changing

accessories,orstoringpowertools.Such

preventivesafetymeasuresreducetheriskof

startingthepowertoolaccidentally.

4.Storeidlepowertoolsoutofthereachof

children,anddonotallowpersonsunfamiliar

withthepowertoolortheseinstructions

tooperatethepowertool.Powertoolsare

dangerousinthehandsofuntrainedusers.

5.Maintainpowertools.Checkfor

misalignmentorbindingofmovingparts,

breakageofparts,andanyothercondition

thatmayaffectthepowertool’soperation.

Ifdamaged,havethepowertoolrepaired

beforeuse.Manyaccidentsarecausedby

poorlymaintainedpowertools.

6.Keepcuttingtoolssharpandclean.Properly

maintainedcuttingtoolswithsharpcuttingedges

arelesslikelytobindandareeasiertocontrol.

7.Usethepowertool,accessories,andtoolbits

etc.inaccordancewiththeseinstructions,

takingintoaccounttheworkingconditions

andtheworktobeperformed.Useofthe

powertoolforoperationsdifferentfromthose

intendedcouldresultinahazardoussituation.

IV.Batterytooluseandcare

1.Rechargeonlywiththechargerspeciedby

themanufacturer.Achargerthatissuitablefor

onetypeofbatterypackmaycreateariskofre

whenusedwithanotherbatterypack.

2.Usepowertoolsonlywithspecically

designatedbatterypacks.Useofanyother

batterypacksmaycreateariskofinjuryandre.

3.Whenbatterypackisnotinuse,keepitaway

fromothermetalobjects,likepaperclips,

coins,keys,nails,screwsorothersmall

metalobjects,thatcanmakeaconnection

fromoneterminaltoanother.Shortingthe

batteryterminalstogethermaycauseburnsor

are.

4.Underabusiveconditions,liquidmaybe

ejectedfromthebattery;avoidcontact.If

contactaccidentallyoccurs,ushwithwater.

Ifliquidcontactseyes,additionallyseek

medicalhelp.Liquidejectedfromthebattery

maycauseirritationorburns.

5.Donotuseabatterypackortoolthatis

damagedormodied.Damagedormodied

batteriesmayexhibitunpredictablebehaviour

resultinginre,explosionorriskofinjury.

6.Donotexposeabatterypackortooltore

orexcessivetemperature.Exposuretoreor

temperatureabove130°C(265°F)maycause

explosion.

7.Donotexposeabatterypackortooltorain

orwetconditions.Waterenteringapowertool

willincreasetheriskofelectricshock.

8.Followallcharginginstructionsanddo

notchargethebatterypackortooloutside

thetemperaturerangespeciedinthe

instructions.Chargingimproperlyorat

temperaturesoutsidethespeciedrangemay

damagethebatteryandincreasetheriskofre.

V.Service

1.Haveyourpowertoolservicedbya

qualiedrepairpersonusingonlyidentical

replacementparts.Thisensuresthatthesafety

ofthepowertoolismaintained.

2.Neverservicedamagedbatterypacks.

Serviceofbatterypacksshouldonlybe

performedbythemanufacturerorauthorized

serviceproviders.

VI.Chainsawsafety

1.Keepallpartsofthebodyawayfromthe

sawchainwhenthechainsawisoperating.

Beforeyoustartthechainsaw,makesure

thesawchainisnotcontactinganything.

Amomentofinattentionwhileoperatingchain

sawsmaycauseentanglementofyourclothing

orbodywiththesawchain.

2.Alwaysholdthechainsawwithyourright

handontherearhandleandyourlefthand

onthefronthandle.Holdingthechainsawwith

areversedhandcongurationincreasestherisk

ofpersonalinjuryandshouldneverbedone.

3.Holdthepowertoolbyinsulatedgripping

surfacesonly,becausethesawchainmay

contacthiddenwiring.Sawchainscontacting

a″live″wiremaymakeexposedmetalpartsof

thepowertool″live″andcouldgivetheoperator

anelectricshock.

4.Wearsafetyglassesandhearingprotection.

Furtherprotectiveequipmentforhead,

hands,legs,andfeetisrecommended.

Adequateprotectiveclothingwillreduce

personalinjurybyyingdebrisoraccidental

contactwiththesawchain.

5.Donotoperateachainsawinatree.

Operationofachainsawwhileupinatreemay

resultinpersonalinjury.

6.Alwayskeepproperfootingandoperate

thechainsawonlywhenstandingonxed,

secureandlevelsurface.Slipperyorunstable

surfacessuchasladdersmaycausealossof

balanceorcontrolofthechainsaw.

7.Whencuttingalimbthatisundertensionbe

alertforspringback.Whenthetensioninthe

woodbresisreleasedthespringloadedlimb

maystriketheoperatorand/orthrowthechain

sawoutofcontrol.

8.Useextremecautionwhencuttingbrushand

saplings.Theslendermaterialmaycatchthe

sawchainandbewhippedtowardyouorpull

youoffbalance.

9.Carrythechainsawbythefronthandlewith

thechainsawswitchedoffandawayfrom

yourbody.Whentransportingorstoringthe

chainsawalwaysttheguidebarcoverand

removethebattery.Properhandlingofthe

chainsawwillreducethelikelihoodofaccidental

contactwiththemovingsawchain.

10.Followinstructionsforlubricating,chain

tensioning,andchangingaccessories.

Improperlytensionedorlubricatedchainmay

eitherbreakorincreasethechanceforkickback.

11.Keephandlesdry,clean,andfreefromoil

andgrease.Greasy,oilyhandlesareslippery

causinglossofcontrol.

12.Cutwoodonly.Donotusechainsawfor

purposesnotintended.Forexample:donot

usechainsawforcuttingplastic,masonry

ornon-woodbuildingmaterials.Useofthe

chainsawforoperationsdifferentthanintended

couldresultinahazardoussituation.

13.Avoidkickback.Kickbackmayoccurwhenthe

noseortipoftheguidebartouchesanobject,or

whenthewoodclosesinandpinchesthesaw

chaininthecut.

Tipcontactinsomecasesmaycauseasudden

reversereaction,kickingtheguidebarupand

backtowardyou.

Pinchingthesawchainalongthetopofthe

guidebarmaypushtheguidebarrapidlyback

towardyou.

Eitherofthesereactionsmaycauseyoutolose

controlofthesaw,whichcouldresultinserious

personalinjury.Donotrelyexclusivelyuponthe

safetydevicesbuiltintoyoursaw.Asachain

sawuser,youshouldtakeseveralstepstokeep

yourcuttingjobsfreefromaccidentorinjury.

Kickbackistheresultoftoolmisuseand/or

incorrectoperatingproceduresorconditionsand

canbeavoidedbytakingproperprecautionsas

givenbelow:

•Maintainarmgrip,withthumbsand

ngersencirclingthechainsawhandles,

withbothhandsonthesawandposition

yourbodyandarmtoallowyoutoresist

kickbackforces.Kickbackforcescan

becontrolledbytheoperator,ifproper

precautionsaretaken.Donotletgoofthe

chainsaw.

•Donotoverreachanddonotcutabove

shoulderheight.Thishelpsprevent

unintendedtipcontactandenablesbetter

controlofthechainsawinunexpected

situations.

•Onlyusereplacementbarsandchains

speciedbythemanufacturer.Incorrect

replacementbarsandchainsmaycause

chainbreakageand/orkickback.

•Followthemanufacturer’ssharpening

andmaintenanceinstructionsforthesaw

chain.Decreasingthedepthgaugeheight

canleadtoincreasedkickback..

SAVETHESE

INSTRUCTIONS

PersonalProtective

Equipment

g316566

Figure3

1.Wearahardhatin

situationswheredebris

maycontactthehead.

4.Weargloves

2.Wearhearingprotection5.Wearprotectivepantsor

chaps

3.Wearsafetyglasses

and/orafaceshield

6.Wearsubstantial,

slip-resistantfootwear

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyarea

ofpotentialdanger.Replaceanydecalthatisdamagedormissing.

decal144-3094

144-3094

1.Thebatterypackis

charging.

3.Thebatterypackisover

orundertheappropriate

temperaturerange.

2.Thebatterypackisfully

charged.

4.Batterypackchargingfault

decal144-3098

144-3098

decal144-3096

144-3096

decal144-3090

144-3090

decal144-3091

144-3091

decal140-8475

140-8475

1.ReadtheOperator’s

Manual.

3.Keepawayfromopenre

orames.

2.Call2Recycle®battery

recyclingprogram

4.Donotexposetorain.

decal137-9461

137-9461

1.Batterychargestatus

decal140-2162

140-2162

1.ReadtheOperator’sManual.6.Stayawayfrommovingparts.

2.Wearhearingprotection.7.Keepallguardsandshieldsinplace.

3.Weareyeprotection.8.Donotcontactobjectswiththeguidebartip;tipcontactcan

causeseriouspersonalinjury.

4.Donotexposetorain.9.Alwaysuse2handswhenoperatingthechainsaw.

5.Cuttinghazardofhand.

Setup

Note:Thebatterypackisnotfullychargedwhenit

ispurchased.Beforeusingthemachinefortherst

time,refertoChargingtheBatteryPack(page18).

FillingtheChainSawwith

BarandChainOil

Important:Useonlybarandchainoil(sold

separately).

Fillthechainsawwithbarandchainoil;referto

CheckingtheOilLevelandAddingBarandChain

Oil(page19).

ProductOverview

g315699

Figure4

Leftsideshown

1.Chain

6.Batterypack

2.Guidebar

7.Buttonlatch

3.Oilwindow

8.Triggerlock

4.Oilcap

9.Trigger

5.Fronthandle10.Buckingteeth

g315700

Figure5

Rightsideshown

1.Chainbrake4.Multitool(locatedbeneath

rearhandle)

2.Sidecover5.Chaintensioningscrew

3.Captivecovernut6.Guidebarcover

g330065

Figure6

1.BatterychargerModel

88610(includedwith

Model51851)

2.BatterypackModel88620

(includedwithModel

51851)

Specications

Model

51851/51851T

BarLength(with88613and

88614equipped)

40.6cm(16inches)

ChainGauge(with88613

and88614equipped)

0.043inches

ChainPitch(with88613and

88614equipped)

3/8inch

ChainLength(with88613

and88614equipped)

56links

RatedVoltage

60VDCmaximum,54VDC

nominalusage

Weight(withoutabattery)4.35kg(9.59lb)

ChargerType88602or88610(includedwith

51841)

BatteryType

88620(includedwith51841),

88625,88640,88660,or

88675

AppropriateTemperatureRanges

Charge/storethebatterypack

5°C(41°F)to40°C(104°F)*

Usethebatterypackat

-30°C(-22°F)to49°C(120°F)*

Usethetoolat

0°C(32°F)to49°C(120°F)*

*Chargingtimewillincreaseifyoudonotchargethe

batterywithinthisrange.

Storethetool,batterypack,andbatterychargerinan

enclosedclean,dryarea.

Operation

BeforeUsingtheChainSaw

Beforeusingthechainsaw,dothefollowing:

•Checkthechaintension;refertoAdjustingthe

ChainT ension(page21).

•Cleanthechainsawcomponents,inspectthemfor

excessivewearordamage,andreplacethemas

needed;refertoServicingtheGuideBar,Chain,

andDriveSprocket(page22).

•Checkthechainforsharpnessanddamage,and

sharpenorreplaceasneeded;refertoSharpening

theChain(page23).

•Checktheoillevel;refertoCheckingtheOilLevel

andAddingBarandChainOil(page19).

•Checkthechainbrake;refertoCheckingthe

ChainBrake(page20).

•Checkthechainsawfordamage,general

appearance,andperformance;ensurethatthe

switchesmovefreely,theventsandhandlesare

clean,andthebarisnotbentordamaged.

StartingtheChainSaw

1.Ensurethattheventsonthechainsawarefree

fromdustanddebris(Figure7).

g315701

Figure7

1.Sidevent

2.Bottomvent

2.Setthechainsawdownonalevelsurface.

3.Alignthetongueofthebatterypackwiththe

batterycavityinthechainsaw(Figure8).

g315702

Figure8

4.Pushthebatterypackintothebatterycavityuntil

thebatterypacklocksintoplace.

5.Removetheprotectivecoverfromthechain.

6.EnsurethatthechainbrakeisintheOPERATING

position(Figure9).

g315703

Figure9

1.Chainbrake(OPERATING

position)

2.Chainbrake(STOP

position)

7.Withyourlefthandonthefronthandleandyour

righthandontherearhandle,pressthetrigger

lock,thensqueezethetrigger(Figure10).

g315704

Figure10

1.Fronthandle4.Trigger

2.Chainbrake

5.Rearhandle

3.Triggerlock

ShuttingOfftheChainSaw

Toshutoffthechainsaw,releasethetrigger.

Wheneveryouarenotusingthesaworare

transportingthesawtoorfromtheworkarea,move

thechainbraketotheSTOPposition(Figure9)and

removethebatterypack.

CuttingwiththeChainSaw

WARNING

Operatingachainsawimproperlycancause

seriouspersonalinjuryordeath.

Readandfollowalloperatinginstructions

carefullytoavoidpossiblepersonalinjury.

WARNING

Kickbackcancauseseriousorfatalinjuryto

you.

Alwaysensurethatthechainbrakesystem

isworkingproperlybeforeyouoperatethe

chainsaw.

Avoidtouchingobjectstobecutwiththe

noseofthechainsawguidebar.

Thereare2typesofkickback:

•Afastupwardmotionofthechainsawthatresults

whenthechainatthenoseortopofthebar

contactsanobject

•Afastbackwardmotionofthechainsawthat

resultswhenthechainatthenoseortopofthebar

ispinchedbytheobjectbeingcut

Figure11showstheareaofthebartoavoidcontacting

anobjecttopreventkickback.

g318677

Figure11

1.Kickbackarea(nose,top

ofthebar)

2.Nose

1.Gripthechainsawwith2hands,withyourleft

handonthefronthandleandyourrighthandon

therearhandleasshowninFigure12.

Important:Keepyourleftarmstraightwith

yourelbowlockedtohelpreducekickback.

g025213

Figure12

2.Standonsolid,evengroundinfrontofthewood

tobecut.

3.Standtotheleftsideofthechainsaw,notin

linewiththechain,andpositionyourselffor

balanced,stablefootingwhilecutting.

Important:Donotstandonthewoodthat

youarecutting.

4.Ensurethatyouonlycutthewoodthatyou

intendtocut;donotallowthesawchainto

contacttheearth,otherlogs,oranyother

objectswhencutting.

5.Ensurethatthesawchainisrotatingatfull

speedbeforestartingacut.

6.Cutwiththewoodneartherearoftheguidebar,

closetothebuckingteeth;pressthechainsaw

lightlyagainstthewoodandallowtheweightof

thechainsawtodrivethecutting.

Note:Youcanusethebuckingteeth(Figure

13)toapplylightpressure.

g315747

Figure13

1.Buckingteeth

7.Keepsteadypressureonthechainsaw,cutting

inastraightline,andreleasepressureonlynear

theendofthecut.

PruningaTree

WARNING

Cuttinghigherlimbsfromatreeofftheground

canputyouinanunstablepositionthatcould

beunsafeforyouwhilehandlingachainsaw,

resultinginpossibleseriouspersonalinjury

ordeathtoyouorbystanders.

Whencuttinglimbsfromastandingtree,use

thefollowingpractices:

•Donotclimbonlimbsorbrancheswitha

chainsaw.

•Donotoverreach,andcutwithbothhands

onthechainsaw.

•Ensurethatallbystandersareawayfrom

theareawherebranchesmayfall.

1.GripthechainsawasshowninFigure12.

2.Whilecuttingsmallbranches,applylight

pressuretothebranchtobecut.

3.Whilecuttinglargerbranches,makeashallow

undercutandthencompletethecutfromthe

topsideofthebranch.

A.Cutfromtheundersideofthelimbabout15

cm(6inches)fromthetrunk.Cutathirdof

thewaythroughthelimb.

B.Cut5.0to10.0cm(2to4inches)farther

outonthelimbandfromabove.Cutthe

limbuntilitfalls.

C.Cutthelimbstubatthebranchcollar

(Figure14).

Important:Donotcutthelimbpastthe

collar,ushtothetrunk,orleavealarge

limbstub;thisdamagesthetree.

g316577

Figure14

1.Firstreliefundercut

3.Finalpruningcutto

removethelimbstub

2.Secondthroughcut4.Branchcollar(wherethe

trunktransitionstothe

limb)

FellingaTree

WARNING

Cuttingstandingtreesrequiresexpertiseand

poseshazards.

•Beforeattemptingtocutabigtree,practice

cuttingafewbranches,limbs,orsmalllogs

tofamiliarizeyourselfwiththechainsaw.

•Donotusethischainsawtofelllargetrees

withadiameterlargerthanthelengthof

theguidebar.

DANGER

Looseortangledlimbsaboveyoumaybe

dislodgedbyvibrationfromcutting,causing

severeinjuryordeath.

Alwayslookoverheadforlooseandtangled

limbsbeforecutting;ifyouseeanyloose

limbsorbranches,removethembefore

cutting.

Theproperoperatorstanceforfellingatreeisshown

inFigure15.

g195831

Figure15

1.Determinethedirectionthatthetreewillfall.

Takethefollowingvariablesintoconsideration:

•Winddirection

•Heavierlimbson1sideofthetree

•Naturaltiltofthetree(ifany)

2.Determineaclear,saferetreatpathawayfrom

thedangerarea;refertoFigure16.

g024800

Figure16

1.Retreatpath(ata45°

angleoppositefromthe

planneddirectionoffall)

3.Dangerarea

2.Planneddirectionoffall

3.Gripthechainsawasshownin(Figure12).

4.Maketherstcutathirdofthewaythroughthe

treediameteronthesidewhereyouwantthe

treetofall(Figure17).

Note:Makingthiscutpreventsthechainsaw

frombeingpinchedwhilemakingthenextcut.

g228707

Figure17

1.Firstcut3.Hinge

2.Secondcut

4.Backcut

5.Makeasecondcuttoformanotch,startingthe

cutatleast5cm(2inches)aboveandaway

fromtherstcut(Figure17).

Important:Ensurethattherstcutandthe

secondcutmeetatthesamepoint,forming

acleannotch.

6.Makethebackcutfromtheoppositesideofthe

notchandabout5cm(2inches)higherthanthe

bottomofthenotchasshowninFigure17.

Important:Stopthethirdcut2.5to5.0cm

(1to2inches)fromthenotchtoformahinge

betweenthecuts(Figure17),whichkeeps

thetreefromfallinginthewrongdirection

ortwistingasitfalls.

Note:Asthebackcutnearsthehinge(Figure

17),thetreeshouldbegintofall.

7.Whenthetreebeginstofall,removethechain

saw,shutitoff,putitdown,andretreatalongthe

pathyoudeterminedinstep2.

Important:Ifthetreebeginstofallinan

undesireddirection,immediatelystopthe

cut,shutoffthechainsaw,putthechainsaw

down,anduseanon-metallicwedgetoopen

thebackcutandpushthetreeinthedesired

direction.

LimbingaFallenTree

1.GripthechainsawasshowninFigure12.

2.Movingfromthebaseofthetreeup,cutoffthesmallerlimbsfromthetreethatarenotsupportingits

weightofftheground(Figure18).

3.Cutthelargerlimbsthatsupporttheweightofthetreefromthebottomupwardsothatthelimbsdo

notpinchthesawblade(Figure19).

g316601

Figure18

g315751

Figure19

BuckingaLog

Whenbuckingalog,notewherethelogissupported

andwherethereisaloadonthelog.Cutthelogso

thatwhentheendsfall,yourguidebarwillnotbe

pinchedbetweenthem.

Important:Ifthechainsawbindsinthecut,do

notattempttofreeitbyrunningthemotor.Shut

offthesaw,thenuseawedgetopryopenthecut

andreleasethesaw.

Ifyouarecuttingbranchesfromafallentreeorcutting

alogintolengths,supportthelogofftheground

(preferablyonasawbuck).

•Ifthelogissupportedonbothends,butnotinthe

middle,theloadisonthecenterofthelog.

–Startfromthetopandcutaboutathirdofthe

waythroughthelog(Figure20A).

–Makeasecondcutfromtheundersidetomeet

therstcut(Figure20B).Thiskeepsthelog

frompinchingthesaw.

g315765

Figure20

•Ifthelogissupportedonasingleend,theloadis

onthefreeendofthelog.

–Startfromtheundersideandcutaboutathird

ofthewaythroughthelog.

–Makeasecondcutfromthetoptomeettherst

cut.Thiskeepsthelogfrompinchingthesaw.

•Ifthelogissupportedoffthegroundalongitsentire

length,withoutaheavyloadonthelogatany

point,cutallthewaythroughthelogfromthetop.

•Ifthelogisonahill,alwaysstandontheuphill

sideofthelog(Figure21).

g315767

Figure21

1.Directionofslope

•Ifthewholelengthofthelogissupportedonat,

levelground,cutathirdofthediameterfromthe

top,thenrollthelogoverandmakeanothercutto

meettherstcut(Figure22).

g315766

Figure22

InstallingtheBatteryPack

1.Setthechainsawdownonalevelsurface.

2.Alignthetongueofthebatterypackwiththe

batterycavityinthechainsaw(Figure23).

g315702

Figure23

3.Pushthebatterypackintothebatterycavityuntil

thebatterypacklocksintoplace.

RemovingtheBatteryPack

1.Placethechainsawonaatsurface.

2.Pressdownonthelatchandremovethebattery

packfromthecavity.

g315763

Figure24

1.Latch

ChargingtheBatteryPack

Important:Thebatterypackisnotfullycharged

whenyoupurchaseit.Beforeusingthetoolfor

thersttime,placethebatterypackinthecharger

andchargeituntiltheLEDdisplayindicatesthe

batterypackisfullycharged.Readallsafety

precautions.

Important:Chargethebatterypackonlyin

temperaturesthatarewithintheappropriate

range;refertoSpecications(page10).

Note:Atanytime,pressthebattery-charge-indicator

buttononthebatterypacktodisplaythecurrent

charge(LEDindicators).

1.Ensurethattheventsonthebatteryandcharger

areclearofanydustanddebris.

g330066

Figure25

1.Batterypackcavity

5.LEDindicators(current

charge)

2.Batterypackventingareas6.Handle

3.Batterypackterminals

7.Charger

4.Battery-charge-indicator

button

2.Lineupthechargerwiththecavityontheback

ofthebatterypack(Figure25).

3.Slidethechargerintothebatterypackuntilitis

fullyseated(Figure25).

4.Toremovethecharger,slidethecharger

backwardoutofthebattery.

5.RefertothefollowingtabletointerprettheLED

indicatorlightonthebatterycharger.

Indicator

light

Indicates

Off

Nobatterypackinserted

Green

blinking

Batterypackischarging

Green

Batterypackischarged

Red

Batterypackand/orbatterychargerisoverorunder

theappropriatetemperaturerange

Red

blinking

Batterypackchargingfault*

*RefertoTroubleshooting(page25)formore

information.

Important:Thebatterycanbeleftonthecharger

forshortperiodsbetweenuses.

Ifthebatterywillnotbeusedforlongerperiods,

removethebatteryfromthecharger;referto

Storage(page24).

Maintenance

RecommendedMaintenanceSchedule(s)

MaintenanceService

Interval

MaintenanceProcedure

Beforeeachuseordaily

•Checktheoillevelandaddbarandchainoilifnecessary.

•Checkthechainbrake.

•Checkthatoilisowingtothechain.

•Checkthechaintensionandadjustitifnecessary.

•Ensurethatthebarisstraightandundamaged

•Checkthechainforsharpness;contactanAuthorizedServiceDealertohavethe

chainsharpenedorreplaced.

Aftereachbatterydrain

cycle

•Checktheoillevelandaddbarandchainoilifnecessary.

•Checkthechainbrake.

•Checkthechaintensionandadjustitifnecessary.

Yearlyorbeforestorage

•Servicetheguidebar,chain,anddrivesprocket.

•Checkthechainforsharpness;contactanAuthorizedServiceDealertohavethe

chainsharpenedorreplaced.

CheckingtheOilLeveland

AddingBarandChainOil

ServiceInterval:Beforeeachuseordaily

Aftereachbatterydraincycle

Important:Useonlybarandchainoil(sold

separately).

1.Shutoffthechainsawandremovethebattery

pack;refertoRemovingtheBatteryPack(page

17).

2.Checktheoillevelinthewindow.Iftheoildoes

notllthewindow,addbarandchainoilas

needed(Figure26).

g315841

Figure26

1.Oilwindow2.Oilcap

3.Placethechainsawonaatsurfacewiththe

oilcapfacingup.

4.Cleantheareaaroundtheoilcap(Figure26).

Note:Ensurethatyoudonotallowdebris/wood

chipstoentertheoiltank.

5.Unfoldthewing-nuttabontheoilcaptab,

removethecap,andpourbarandchainoilinto

thechainsawuntiltheoilllsthetank(Figure

26).

Important:Donotllthechainsawhigher

thanthebottomofthellneck.

6.Cleanupanyspilledoil,securetheoilcap,and

foldthewing-nuttabdown.

7.Ensurethatoilisowingtothechain;referto

CheckingtheFlowofBarandChainOil(page

20).

CheckingtheChainBrake

ServiceInterval:Beforeeachuseordaily

Aftereachbatterydraincycle

1.Placethechainsawonaatsurfaceand

removethebatterypack;refertoRemovingthe

BatteryPack(page17).

2.Engagethechainbrakebymovingthechain

brakeforwardtotheSTOPposition(Figure27).

g315840

Figure27

1.Chainbrake(OPERATING

position)

2.Chainbrake(STOP

position)

3.Gripthechainwithaglovedhandandattempt

topullitaroundtheguidebar;thechainshould

notmovearoundtheguidebar.Ifitdoes,take

thechainsawtoanAuthorizedServiceDealer

forrepair.

4.Disengagethechainbrakebymovingthe

chainbrakerearwardtotheOPERATINGposition

(Figure27).

5.Gripthechainwithaglovedhandandattempt

topullitaroundtheguidebar;thechainshould

movearoundtheguidebar.Ifitdoesnot,take

thechainsawtoanAuthorizedServiceDealer

forrepair.

CheckingtheFlowofBar

andChainOil

ServiceInterval:Beforeeachuseordaily

1.Preparetousethechainsaw;refertoBefore

UsingtheChainSaw(page10).

2.Toensurethatoilisowingtothechain,point

thenoseofthechainsawafewinchesfroma

surface(e.g.paper,cardboard,astump)and

runthechainsaw;youshouldbeabletoseea

lightsprayofoilonthesurface(Figure28).

g317663

Figure28

1.Runthechainsawafew

inchesfromasurface.

2.Iftheoilisowing,itwill

sprayoffthechainand

accumulate.

3.Ifoilisnotowing,ensurethatthereisoilinthe

tankandthattheareaunderthesidecoveris

clean;refertoCheckingtheOilLevelandAdding

BarandChainOil(page19)andServicingthe

GuideBar,Chain,andDriveSprocket(page22).

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Toro 51851 User guide

Brand: Toro

Model: 51851

Category: Power chainsaws

Type: User guide

This manual is also suitable for

Flex-Force Power System 41cm (16in) 60V MAX Chainsaw

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Toro 51851 User guide

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