Toro 51851 User manual

FormNo.3440-127RevB
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.Itistobeused
onlybyadults.ItisdesignedtouseT oroFlex-Force
lithium-ionbatterypackModels88620(includedwith
51851),88625,88640,88660,or88675.These
batterypacksaredesignedtobechargedonlyby
batterychargerModels88602,88605,or88610
(providedwithModel51851).Usingtheseproducts
forpurposesotherthantheirintendedusecouldprove
dangeroustoyouandbystanders.
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.
©2021—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN554202
Contactusatwww.Toro.com.
PrintedinChina
AllRightsReserved

Contents
Safety.......................................................................3
PersonalProtectiveEquipment..........................6
SafetyandInstructionalDecals..........................7
Setup........................................................................9
FillingtheChainSawwithBarandChain
Oil...................................................................9
ProductOverview.....................................................9
Specications..................................................10
Attachments/Accessories.................................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.
3

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.
4

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
5

PersonalProtective
Equipment
g316566
Figure3
1.Wearahardhatin
situationswheredebris
maycontactthehead.
4.Weargloves
2.Wearhearingprotection5.Wearprotectivepantsor
chaps
3.Wearsafetyglasses
and/orafaceshield
6.Wearsubstantial,
slip-resistantfootwear
6

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
7

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.
8

Setup
Important:Thebatterypackisnotfullycharged
whenitispurchased.Beforeusingthemachine
forthersttime,refertoChargingtheBattery
Pack(page18).
FillingtheChainSawwith
BarandChainOil
Important:Useonlybarandchainoil(sold
separately).
Fillthechainsawwithbarandchainoil;referto
CheckingtheOilLevelandAddingBarandChain
Oil(page19).
ProductOverview
g315699
Figure4
Leftsideshown
1.Chain6.Batterypack
2.Guidebar7.Buttonlatch
3.Oilwindow8.Triggerlock
4.Oilcap9.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)
9

Specications
Model51851/51851T
BarLength(with88613and
88614equipped)
40.6cm(16inches)
ChainGauge(with88613
and88614equipped)
0.043inches
ChainPitch(with88613and
88614equipped)
3/8inch
ChainLength(with88613
and88614equipped)
56links
RatedVoltage60VDCmaximum,54VDC
nominalusage
Weight(withoutabattery)4.35kg(9.59lb)
ChargerType88602or88610(includedwith
51841)
BatteryType88620(includedwith51841),
88625,88640,88650,88660,
or88675
AppropriateTemperatureRanges
Charge/storethebatterypack
at
5°C(41°F)to40°C(104°F)*
Usethebatterypackat-30°C(-22°F)to49°C(120°F)*
Usethetoolat0°C(32°F)to49°C(120°F)*
*Chargingtimewillincreaseifyoudonotchargethe
batterywithinthisrange.
Storethetool,batterypack,andbatterychargerinan
enclosedclean,dryarea.
Attachments/Accessories
AselectionofToroapprovedattachmentsand
accessoriesmaybeavailableforusewiththemachine
toenhanceandexpanditscapabilities.Contact
yourAuthorizedServiceDealerorauthorizedToro
distributororgotowww.T oro.comforalistofall
approvedattachmentsandaccessories.
Toensureoptimumperformanceandcontinuedsafety
certicationofthemachine,useonlygenuineT oro
replacementpartsandaccessories.Replacement
partsandaccessoriesmadebyothermanufacturers
couldbedangerous,andsuchusecouldvoidthe
productwarranty.
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.
10

StartingtheChainSaw
1.Ensurethattheventsonthechainsawarefree
fromdustanddebris(Figure7).
g315701
Figure7
1.Sidevent2.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.Chainbrake5.Rearhandle
3.Triggerlock
ShuttingOfftheChainSaw
Toshutoffthechainsaw,releasethetrigger.
Wheneveryouarenotusingthesaworare
transportingthesawtoorfromtheworkarea,move
thechainbraketotheSTOPposition(Figure9)and
removethebatterypack.
11

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.
12

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.Firstreliefundercut3.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.
13

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.Secondcut4.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.
14

LimbingaFallenTree
1.GripthechainsawasshowninFigure12.
2.Movingfromthebaseofthetreeup,cutoffthesmallerlimbsfromthetreethatarenotsupportingits
weightofftheground(Figure18).
3.Cutthelargerlimbsthatsupporttheweightofthetreefromthebottomupwardsothatthelimbsdo
notpinchthesawblade(Figure19).
g316601
Figure18
g315751
Figure19
15

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
16

InstallingtheBatteryPack
Important:Usethebatterypackonlyin
temperaturesthatarewithintheappropriate
range;refertoSpecications(page10).
1.Setthechainsawdownonalevelsurface.
2.Alignthetongueofthebatterypackwiththe
batterycavityinthechainsaw(Figure23).
g315702
Figure23
3.Pushthebatterypackintothebatterycavityuntil
thebatterypacklocksintoplace.
RemovingtheBatteryPack
1.Placethechainsawonaatsurface.
2.Pressdownonthelatchandremovethebattery
packfromthecavity.
g315763
Figure24
1.Latch
17

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.Batterypackcavity5.LEDindicators(current
charge)
2.Batterypackventingareas6.Handle
3.Batterypackterminals7.Charger
4.Battery-charge-indicator
button
2.Lineupthechargerwiththecavityontheback
ofthebatterypack(Figure25).
3.Slidethechargerintothebatterypackuntilitis
fullyseated(Figure25).
4.Toremovethecharger,slidethecharger
backwardoutofthebattery.
5.RefertothefollowingtabletointerprettheLED
indicatorlightonthebatterycharger.
Indicator
light
Indicates
OffNobatterypackinserted
Green
blinking
Batterypackischarging
GreenBatterypackischarged
RedBatterypackand/orbatterychargerisoverorunder
theappropriatetemperaturerange
Red
blinking
Batterypackchargingfault*
*RefertoTroubleshooting(page25)formore
information.
Important:Thebatterycanbeleftonthecharger
forshortperiodsbetweenuses.
Ifthebatterywillnotbeusedforlongerperiods,
removethebatteryfromthecharger;referto
Storage(page24).
18

Maintenance
RecommendedMaintenanceSchedule(s)
MaintenanceService
IntervalMaintenanceProcedure
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).
19

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).
20