FormNo.3403-166RevA
Dingo
ModelNo.22317—SerialNo.314000001andUp
®
220CompactToolCarrier
Registeratwww.T oro.com.
OriginalInstructions(EN)
*3403-166*A
WARNING
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemicalorchemicals
knowntotheStateofCaliforniatocausecancer,
birthdefects,orreproductiveharm.
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
Becauseinsomeareastherearelocal,state,orfederal
regulationsrequiringthatasparkarresterbeusedonthe
engineofthismachine,asparkarresterisavailableas
anoption.Ifyourequireasparkarrester,contactyour
AuthorizedToroServiceDealer.
CustomerServiceandhavethemodelandserialnumbersof
yourproductready.Figure1identiesthelocationofthe
modelandserialnumbersontheproduct.Writethenumbers
inthespaceprovided.
GenuineT orosparkarrestersareapprovedbytheUSDA
ForestryService.
Important:ItisaviolationofCaliforniaPublic
ResourceCodeSection4442touseoroperatetheengine
onanyforest-covered,brush-covered,orgrass-covered
landwithoutasparkarrestermufermaintainedin
workingorder,ortheengineconstricted,equipped,and
maintainedforthepreventionofre.Otherstatesor
federalareasmayhavesimilarlaws.
ThissparkignitionsystemcomplieswithCanadianICES-002.
Theenclosed
Engine Owner's Man ual
issuppliedfor
informationregardingtheUSEnvironmentalProtection
Agency(EPA)andtheCaliforniaEmissionControl
Regulationofemissionsystems,maintenance,and
warranty.Replacementsmaybeorderedthroughthe
enginemanufacturer.
Introduction
Thismachineisacompacttoolcarrierintendedforusein
variousearthandmaterialsmovingactivitiesforlandscaping
andconstructionwork.Itisdesignedtooperateawidevariety
ofattachmentseachofwhichperformaspecializedfunction.
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.
Figure2
1.Safetyalertsymbol
Thismanualuses2otherwordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.
Readthisinformationcarefullytolearnhowtooperateand
maintainyourproductproperlyandtoavoidinjuryand
productdamage.Youareresponsibleforoperatingthe
productproperlyandsafely.
YoumaycontactTorodirectlyatwww .Toro.comforproduct
andaccessoryinformation,helpndingadealer,ortoregister
yourproduct.
Wheneveryouneedservice,genuineT oroparts,oradditional
information,contactanAuthorizedServiceDealerorToro
©2016—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
Contactusatwww.Toro.com.
2
PrintedintheUSA.
AllRightsReserved
Contents
Safety
Safety...........................................................................3
SafeOperatingPractices...........................................3
SlopeIndicator.......................................................6
SafetyandInstructionalDecals.................................7
Setup............................................................................9
1InstallingtheValveLever.......................................9
2CheckingFluidLevelsandDriveChain
Tension..............................................................9
3ChargingtheBattery..............................................9
ProductOverview.........................................................11
Controls...............................................................11
Specications........................................................13
Attachments/Accessories........................................13
StabilityData.........................................................14
Operation....................................................................15
AddingFuel...........................................................15
CheckingtheEngineOilLevel.................................16
RemovingDebrisfromtheTractionUnit...................16
CheckingtheHydraulicFluidLevel...........................17
CheckingtheTirePressure......................................17
StartingandStoppingtheEngine..............................17
DrivingtheTractionUnit........................................18
StoppingtheTractionUnit......................................18
MovingaNon-functioningTractionUnit...................18
UsingtheCylinderLocks.........................................18
UsingAttachments.................................................19
SecuringtheTractionUnitforTransport....................20
AdjustingtheThighSupport....................................20
Maintenance.................................................................22
RecommendedMaintenanceSchedule(s)......................22
Lubrication...............................................................23
GreasingtheTractionUnit......................................23
EngineMaintenance..................................................23
ServicingtheAirCleaner.........................................23
ServicingtheCarbonCanister..................................24
ServicingtheEngineOil..........................................25
ServicingtheSparkPlugs.........................................26
FuelSystemMaintenance...........................................27
ChangingtheFuelFilter..........................................27
DrainingtheFuelTank...........................................27
ElectricalSystemMaintenance....................................28
ReplacingtheBattery..............................................28
ServicingtheBattery...............................................29
DriveSystemMaintenance.........................................30
ServicingtheTractionDriveChains..........................30
HydraulicSystemMaintenance....................................32
ReplacingtheHydraulicFilter..................................32
ChangingtheHydraulicFluid...................................32
CheckingtheHydraulicLines...................................33
Storage........................................................................33
Troubleshooting...........................................................35
Schematics...................................................................36
Improperuseormaintenancebytheoperatororowner
canresultininjury.T oreducethepotentialforinjury,
complywiththesesafetyinstructionsandalways
payattentiontothesafetyalertsymbol
means:
instruction.Failuretocomplywiththeinstructionmay
resultinpersonalinjuryordeath.
Caution
,
W ar ning
,or
Danger
,which
—personalsafety
SafeOperatingPractices
Thisproductiscapableofamputatinghandsandfeet.Always
followallsafetyinstructionstoavoidseriousinjuryordeath.
WARNING
Engineexhaustcontainscarbonmonoxide,an
odorless,deadlypoisonthatcankillyou.
Donotruntheengineindoorsorinanenclosed
area.
Training
•ReadtheOperator'sManualandothertrainingmaterial.If
theoperator(s)ormechanic(s)cannotreadEnglish,itis
theowner'sresponsibilitytoexplainthismaterialtothem.
•Becomefamiliarwiththesafeoperationoftheequipment,
operatorcontrols,andsafetysigns.
•Alloperatorsandmechanicsshouldbetrained.The
ownerisresponsiblefortrainingtheusers.
•Neverletchildrenoruntrainedpeopleoperateorservice
theequipment.Localregulationsmayrestricttheageof
theoperator.
•Theowner/usercanpreventandisresponsiblefor
accidentsorinjuriesoccurringtohimselforherself,other
peopleorproperty.
Preparation
•Evaluatetheterraintodeterminewhataccessoriesand
attachmentsareneededtoproperlyandsafelyperform
thejob.Onlyuseaccessoriesandattachmentsapproved
bythemanufacturer.
•Wearappropriateclothingincludingeyeprotection,
slip-resistantsubstantialfootwear,andhearingprotection.
Tiebacklonghair.Donotwearjewelry.
•Beforedigging,havetheareamarkedforunderground
utilities,anddonotdiginmarkedareas.
•Beforeoperatinginanareawithhigh-voltagelinesor
cables,contacta“One-CallSystemDirectory”service.In
theUSA,call811oryourlocalutilitycompany.Ifyou
donotknowyourlocalutilitycompany’sphonenumber,
callthenationalnumber(USAandCanadaonly)at
1-888-258-0808.Also,contactanyutilitycompaniesthat
arenotparticipantsofthe“One-CallSystemDirectory”
service.
3
•Inspecttheareawheretheequipmentistobeusedand
removeallobjectssuchasrocks,toys,andwirewhichcan
bethrownbythemachine.
•Useextracarewhenhandlinggasolineandotherfuels.
Theyareammableandvaporsareexplosive.
–Useonlyanapprovedcontainer
–Neverremovethegascaporaddfuelwiththeengine
running.Allowtheenginetocoolbeforerefueling.
Donotsmoke.
–Neverrefuelordrainthemachineindoors.
•Checkthattheoperator'spresencecontrols,safety
switches,andshieldsareattachedandfunctioning
properly.Donotoperateunlesstheyarefunctioning
properly.
Operation
•Neverrunanengineinanenclosedarea.
•Onlyoperateingoodlight,keepingawayfromholesand
hiddenhazards.
•Besurealldrivesareinneutralbeforestartingtheengine.
Onlystarttheenginefromtheoperator'sposition.
•Slowdownanduseextracareonhillsides.Besureto
travelintherecommendeddirectiononhillsides.Turf
conditionscanaffectthemachine'sstability.
•Slowdownandusecautionwhenmakingturns,crossing
roadsandsidewalks,andwhenchangingdirectionson
slopes.
•Neveroperatewiththeguardsnotsecurelyinplace.Be
sureallinterlocksareattached,adjustedproperly ,and
functioningproperty.
•Donotchangetheenginegovernorsettingoroverspeed
theengine.
•Stoponlevelground,lowerimplements,disengagethe
auxiliaryhydraulics,andshutofftheenginebeforeleaving
theoperator'spositionforanyreason.
•Keephandsandfeetawayfrommovingattachments.
•Lookbehindanddownbeforebackinguptobesureof
aclearpath.
•Nevercarrypassengersandkeeppetsandbystanders
away.
•Donotoperatethemachinewhiletired,ill,orunderthe
inuenceofalcoholordrugs.
•Usecarewhenloadingorunloadingthemachineintoa
trailerortruck.
•Usecarewhenapproachingblindcorners,shrubs,trees,
orotherobjectsthatmayobscurevision.
•Readallattachmentmanuals.
•Ensurethattheareaisclearofotherpeoplebefore
operatingthetractionunit.Stopthetractionunitif
anyoneentersthearea.
•Neverleavearunningtractionunitunattended.Always
lowertheloaderarms,stoptheengine,andremovethe
keybeforeleaving.
•Donotexceedtheratedoperatingcapacity,asthetraction
unitmaybecomeunstablewhichmayresultinlossof
control.
•Donotcarryaloadwiththearmsraised.Alwayscarry
loadsclosetotheground.
•Donotover-loadtheattachmentandalwayskeepthe
loadlevelwhenraisingtheloaderarms.Logs,boards,and
otheritemscouldrolldowntheloaderarms,injuringyou.
•Neverjerkthecontrols;useasteadymotion.
•Watchfortrafcwhenoperatingnearorcrossing
roadways.
•Donottouchpartswhichmaybehotfromoperation.
Allowthemtocoolbeforeattemptingtomaintain,adjust,
orservice.
•Checkforoverheadclearances(i.e.branches,doorways,
electricalwires)beforedrivingunderanyobjectsanddo
notcontactthem.
•Ensurethatyouoperatethetractionunitinareaswhere
therearenoobstaclesincloseproximitytotheoperator.
Failuretomaintainadequatedistancefromtrees,walls,
andotherbarriersmayresultininjuryasthetractionunit
backsupduringoperationiftheoperatorisnotattentive
tothesurroundings.Onlyoperatetheunitinareaswhere
thereissufcientclearancefortheoperatortosafely
maneuvertheproduct.
•Locatethepinchpointareasmarkedonthetractionunit
andattachmentsandkeephandsandfeetawayfrom
theseareas.
•Beforeoperatingthetractionunitwithanattachment,
ensurethattheattachmentisproperlyinstalled.
•Donotplaceyourfeetundertheplatform.
•Lightningcancausesevereinjuryordeath.Iflightning
isseenorthunderisheardinthearea,donotoperate
themachine;seekshelter.
SlopeOperation
Slopesareamajorfactorrelatedtoloss-of-controland
tip-overaccidents,whichcanresultinsevereinjuryordeath.
Allslopesrequireextracaution.
•Donotoperatethetractionunitonhillsidesorslopes
exceedingtheanglesrecommendedinStabilityData
(page14),andthoseintheattachmentOperator'sManual.
SeealsotheSlopeIndicator(page6).
•Operateupanddownslopeswiththeheavyendof
thetractionunituphill.W eightdistributionchanges.
Anemptybucketwillmaketherearofthetractionunit
theheavyend,andafullbucketwillmakethefrontofthe
tractionunittheheavyend.Mostotherattachmentswill
makethefrontoftractionunittheheavyend.
•Raisingtheloaderarmsonaslopewillaffectthestability
ofthemachine.Wheneverpossible,keeptheloaderarms
intheloweredpositionwhenonslopes.
•Removinganattachmentonaslopewillmaketherear
ofthetractionunitheavy.RefertoStabilityData(page
4
14),todeterminewhethertheattachmentcanbesafely
removedontheslope.
connectingordisconnectingitfromthebattery.Wear
protectiveclothinganduseinsulatedtools.
•Removeobstaclessuchasrocks,treelimbs,etc.fromthe
workarea.Watchforholes,ruts,orbumps,asuneven
terraincouldoverturnthetractionunit.Tallgrasscan
hideobstacles.
•UseonlyToro-approvedattachments.Attachmentscan
changethestabilityandtheoperatingcharacteristicsof
thetractionunit.Warrantymaybevoidedifusedwith
unapprovedattachments.
•Keepallmovementsonslopesslowandgradual.Donot
makesuddenchangesinspeedordirection.
•Avoidstartingorstoppingonaslope.Ifthetractionunit
losestraction,proceedslowly,straightdowntheslope.
•Avoidturningonslopes.Ifyoumustturn,turnslowly
andkeeptheheavyendofthetractionunituphill.
•Donotoperateneardrop-offs,ditches,orembankments.
Thetractionunitcouldsuddenlyturnoverifawheelgoes
overtheedgeofaclifforditch,orifanedgecavesin.
•Donotoperateonwetgrass.Reducedtractioncould
causesliding.
•Donotparkthetractionunitonahillsideorslope
withoutloweringtheattachmenttothegroundand
chockingthewheels.
•Keepallpartsingoodworkingconditionandallhardware
tightened.Replaceallwornordamageddecals.
•Ifanymaintenanceorrepairrequirestheloaderarmsto
beintheraisedposition,securethearmsintheraised
positionwiththehydrauliccylinderlock.
•Keepnutsandboltstight.Keepequipmentingood
condition.
•Nevertamperwithsafetydevices.
•Keepthetractionunitfreeofgrass,leaves,orotherdebris
build-up.Cleanupoilorfuelspillage.Allowthetraction
unittocoolbeforestoring.
•Useextracarewhenhandlinggasolineandotherfuels.
Theyareammableandvaporsareexplosive.
–Useonlyanapprovedcontainer.
–Neverremovethegascaporaddfuelwhenthe
engineisrunning.Allowtheenginetocoolbefore
refueling.Donotsmoke.
–Neverrefuelthetractionunitindoors.
–Neverstorethetractionunitorfuelcontainerinside
wherethereisanopename,suchasnearawater
heaterorfurnace.
•Donottrytostabilizethetractionunitbyputtingyour
footontheground.
MaintenanceandStorage
•Disengagetheauxiliaryhydraulics,lowertheattachment,
stoptheengine,andremovethekey.Waitforall
movementtostopbeforeadjusting,cleaning,orrepairing.
•Cleandebrisfromattachments,drives,mufers,and
enginetohelppreventres.Cleanupoilorfuelspillage.
•Lettheenginecoolbeforestoringanddonotstorenear
ame.
•Donotstorefuelnearamesordrainindoors.
•Parkthemachineonlevelground.Neverallowuntrained
personneltoservicethemachine.
•Usejackstandstosupportcomponentswhenrequired.
•Carefullyreleasepressurefromcomponentswithstored
energy.
•Disconnectthebatteryorremovethesparkplugwires
beforemakinganyrepairs.Disconnectthenegative
terminalrstandthepositivelast.Reconnectpositive
rstandnegativelast.
–Neverllacontainerwhileitisinsideavehicle,trunk,
pick-upbed,oranysurfaceotherthantheground.
–Keepcontainernozzleincontactwiththetankduring
lling.
•Stopandinspecttheequipmentifyoustrikeanobject.
Makeanynecessaryrepairsbeforerestarting.
•UseonlygenuineTororeplacementpartstoensurethat
originalstandardsaremaintained.
•Batteryacidispoisonousandcancauseburns.Avoid
contactwithskin,eyes,andclothing.Protectyourface,
eyes,andclothingwhenworkingwithabattery.
•Batterygasescanexplode.Keepcigarettes,sparksand
amesawayfromthebattery.
•Keepyourbodyandhandsawayfrompinholeleaks
ornozzlesthatejecthighpressurehydraulicuid.Use
cardboardorpapertondhydraulicleaks;neveruse
yourhands.Hydraulicuidescapingunderpressurecan
penetrateskinandcauseinjuryrequiringsurgerywithina
fewhoursbyaqualiedsurgeonorgangrenemayresult.
•Keephandsandfeetawayfrommovingparts.Ifpossible,
donotmakeadjustmentswiththeenginerunning.
•Chargebatteriesinanopenwellventilatedarea,away
fromsparkandames.Unplugthechargerbefore
5
SlopeIndicator
Figure3
Thispagemaybecopiedforpersonaluse.
1.Todeterminethemaximumslopeyoucansafelyoperatethemachineon,refertotheStabilityDatasection.Usetheslope
indicatortodeterminethedegreeofslopeofhillsbeforeoperating.Donotoperatethismachineonaslopegreaterthanthat
speciedintheStabilityDatasection.Foldalongtheappropriatelinetomatchtherecommendedslope.
2.Alignthisedgewithaverticalsurface,atree,building,fencepole,etc.
3.Exampleofhowtocompareslopewithfoldededge.
6
SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential
danger.Replaceanydecalthatisdamagedorlost.
98-9051
1.Hydraulicoil
108-9732
93–6686
2.ReadtheOperator's
Manual.
93-9084
1.Liftpoint
100-6141
7
108-9716
1.Fast
2.Tractiondrive5.Attachmentspeed
3.Slow
4.Slow
6.Fast
98-8219
BatterySymbols
Someorallofthesesymbolsareonyourbattery
1.Explosionhazard
2.Nore,opename,or
smoking.
3.Causticliquid/chemical
burnhazard
4.Weareyeprotection9.Flusheyesimmediately
5.ReadtheOperator's
Manual.
6.Keepbystandersasafe
7.Weareyeprotection;
8.Batteryacidcancause
10.Containslead;donot
distancefromthebattery.
explosivegasescan
causeblindnessandother
injuries
blindnessorsevereburns.
withwaterandgetmedical
helpfast.
discard.
1.Fast
2.Throttle
3.Slow
94-2551
1.On3.Off
2.Choke
108-4733
8
Setup
•CheckingtheEngineOilLevel(page16)
•CheckingtheHydraulicFluidLevel(page17)
•ServicingtheTractionDriveChains(page30)
1
InstallingtheValveLever
Partsneededforthisprocedure:
1
Speedselectorvalvelever
Procedure
1.Removeanddiscardthenutsecuringtheboltandlock
washertothespeedselectorlever.
2.Securethelevertothespeedselectorvalveusingthe
boltandlockwasherasillustratedinFigure4.
3
ChargingtheBattery
NoPartsRequired
Procedure
WARNING
CALIFORNIA
Proposition65Warning
Batteryposts,terminals,andrelated
accessoriescontainleadandleadcompounds,
chemicalsknowntotheStateofCalifornia
tocausecancerandreproductiveharm.
Washhandsafterhandling.
WARNING
Figure4
1.Speedselectorvalvelever2.Speedselectorvalve
2
CheckingFluidLevelsand
DriveChainTension
NoPartsRequired
Procedure
Beforestartingtheengineforthersttime,checktheengine
oilandhydraulicuidlevelsandthetractiondrivechain
tension.Refertothefollowingsectionsformoreinformation:
Batteryterminalsormetaltoolscouldshortagainst
metalcomponents,causingsparks.Sparkscan
causethebatterygassestoexplode,resultingin
personalinjury.
•Whenremovingorinstallingthebattery,donot
allowthebatteryterminalstotouchanymetal
partsofthetractionunit.
•Donotallowmetaltoolstoshortbetweenthe
batteryterminalsandmetalpartsofthetraction
unit.
1.Parkthetractionunitonalevelsurface,raisetheloader
arms,andinstallthecylinderlocks.
2.Stoptheengineandremovethekey.
3.Connectachargertothebattery(Figure5)andcharge
itforaminimumof1hourat6to10amps.Donot
overchargethebattery.
9
Figure5
1.Positivepost
2.Negativepost
3.Chargerred(+)wire
4.Chargerblack(—)wire
WARNING
Chargingthebatteryproducesgassesthatcan
explode.
Neversmokenearthebatteryandkeepsparks
andamesawayfrombattery.
4.Whenthebatteryisfullycharged,unplugthecharger
fromtheelectricaloutlet,thendisconnectthecharger
leadsfromthebatteryposts(Figure5).
10
ProductOverview
G005160
631524
789
Figure6
1.Mountplate5.Handles
2.Tiltcylinder
3.Auxiliaryhydrauliccouplers7.Wheel11.Aircleaner15.Fueltank
4.Loaderarms
6.Liftcylinder
8.Counterweight
Controls
9.Operatorplatform13.Controlpanel
10.Engine
12.Thighsupport
14.Liftpoints
Tostoptheengine,rotatethekeytotheoffposition.
Becomefamiliarwithallthecontrols(Figure7)beforeyou
starttheengineandoperatethetractionunit.
ThrottleLever
Movethecontrolforwardtoincreasetheenginespeedand
rearwardtodecreasespeed.
ChokeLever
Beforestartingacoldengine,movethechokeleverforward.
Aftertheenginestarts,regulatethechoketokeeptheengine
runningsmoothly.Assoonaspossible,movethechokelever
allthewayrearward.
Figure7
1.Tractioncontrollevers6.Throttlelever
2.Attachmenttiltlever
3.Loaderarmlever8.Keyswitch
4.Auxiliaryhydraulicslever9.Hourmeter
5.Speedselectorlever
7.Chokelever
Note:Awarmenginerequireslittleornochoking.
TractionControlLevers
Tomoveforward,movethetractioncontrolleversforward.
Tomoverearward,movethetractioncontrolleversrearward.
Togostraight,movebothtractioncontrolleversequally.
KeySwitch
Thekeyswitch,usedtostartandstoptheengine,hasthree
positions:off,run,andstart.
Tostarttheengine,rotatethekeytothestartposition.Release
thekeywhenenginestartsanditwillmoveautomaticallyto
therunposition.
Toturn,movetheleverlocatedonthesideyouwanttoturn
backtowardtheneutralpositionwhilekeepingtheother
leverengaged.
Thefartheryoumovethetractioncontrolleversineither
direction,thefasterthetractionunitwillmoveinthat
direction.
Tosloworstop,movethetractioncontrolleverstoneutral.
11
AttachmentTiltLever
Totilttheattachmentforward,slowlypushtheattachment
tiltleverforward.
Totilttheattachmentrearward,slowlypulltheattachment
tiltleverrearward.
LoaderArmLever
Tolowertheloaderarms,slowlypushtheloaderarmlever
forward.
Toraisetheloaderarms,slowlypulltheloaderarmlever
rearward.
AuxiliaryHydraulicsLever
Tooperateahydraulicattachmentinforwarddirection,slowly
pulltheauxiliaryhydraulicsleverupwardandthenrearward.
Tooperateahydraulicattachmentinreversedirection,slowly
pulltheauxiliaryhydraulicsleverupwardandthenpushit
forward.Thisisalsocalledthedetentpositionbecauseitdoes
notrequireoperatorpresence.
youtochangetheoil.Afterevery100hours,thescreen
displaysSVCtoremindyoutoperformtheothermaintenance
proceduresbasedona100,200,or400hourschedule.These
reminderscomeonstartingthreehourspriortotheservice
intervaltimeandashatregularintervalsforsixhours.
SpeedSelectorLever
Movethespeedselectorlevertotheforwardpositiontoset
thetractiondrive,loaderarms,andattachmenttilttohigh
speedandtheauxiliaryhydraulicstolowspeed.
Movethespeedselectorlevertotherearwardpositiontoset
theauxiliaryhydraulicstohighspeedandthetractiondrive,
loaderarms,andattachmenttilttolowspeed.
WARNING
Ifyoumovethespeedselectorleverwhilethe
tractionunitisinmotion,thetractionunitwill
eitherstopsuddenlyoracceleratequickly.Ifyou
operatethetractionunitwiththespeedselector
leverinanintermediateposition,thetractionunit
willoperateerraticallyandmaybedamaged.You
couldlosecontrolofthetractionunitandinjure
bystandersoryourself.
•Donotmovethespeedselectorleverwhenthe
tractionunitisinmotion.
•Donotoperatethetractionunitwhenthespeed
selectorisinanyintermediateposition(i.e.,
anypositionotherthanfullyforwardorfully
rearward).
HourMeter
Thehourmeterdisplaysthenumberofhoursofoperation
thathavebeenloggedonthetractionunit.
After50hoursandthenevery100hoursthereafter(thatisat
150,250,350,etc.)thescreendisplaysCHGOILtoremind
12