Operator's Manual

Important:Neveroperatetheaeratorinreverseor
whenitisintheraisedposition.
AeratingProcedures
Important:Iftheaeratorhasbeenstoredforan
extendedperiod,checktomakesurethePTOslip
isoperational.RefertoAdjustingthePTOClutch
intheMaintenanceSection.
1.Lowertheaeratorsothatthetinesarenearlytothe
groundatthelowestpartoftheirstroke.
2.Atalowtractorenginerpm,engagethepowertake
off(PTO)clutchtostarttheaeratorworking.
3.Selectagearthatgivesaforwardspeedof
approximately.8-2.5M.P .H.(1to4km/hr.)at
theratedPTOspeedof400–500rpm(refertothe
tractorOperator'sManual).
4.Astheclutchisreleasedandthetractormoves
forward,lowertheaeratorfullyontotheroller(s)
andincreaseenginespeedtogiveamaximumof
400–500rpm(460onmodelSR72)atthePTO.
Important:NeveroperatethetractorPTO
inexcessof500rpmordamagetotheaerator
couldoccur.
Important:Makesurethattherollerison
thegroundatalltimeswhentheaeratoris
operating.
5.Notetheholepattern.Ifyourequiregreaterhole
spacing,increaseforwardthespeedofthetractorby
shiftingupagearorwithahydrostaticdrivetractor,
actuatethehydrostatleverorpedaltogivefaster
speed.Forcloserholespacing,decreasetractor
forwardspeed.Changingenginespeed,whilein
thesamegear,willnotchangetheholepattern.
Important:Lookbehindfrequentlyto
ensurethemachineisoperatingproperlyand
alignmentismaintainedwithpreviouspasses.
6.Usethefronttractorwheelasaguidetomaintain
equallateralholespacingwiththepreviouspass.
7.Attheendoftheaerationpass,raisetheaeratorand
quicklydisengagethePTO.
8.Ifyoubackintoatightarea(likeateebox),
disengagethePTOandraisetheaeratortoits
highestposition.Neverattempttoaerateinreverse.
9.Alwayscleartheareaofalldamagedmachineparts,
suchasbrokentines,etc.,topreventanything
frombeingpickedupbymowersorotherturf
maintenanceequipmentandthrown.
10.Replacebrokentines,inspectandcorrectdamageto
thosestillusable.Repairanyothermachinedamage
beforecontinuingoperation.
OperatingTips
1.EngagePTOatlowenginespeed.Increaseengine
speedtoachievethedesiredPTOspeedof400–500
rpm(maximum)andtheloweraerator.Operateat
anenginerpmthattheaeratorrunsmostsmoothly.
Note:Changingtheengine/PTOrpmina
particulartractorgear(orxedhydrostaticpedal
positionontractorswithhydrostatictransmission)
willnotchangeholespacing.
2.Makeverygradualturnswhenaerating.Nevermake
sharpturnswithPTOdriveengaged.Planyour
aerationpathbeforeloweringtheaerator.Making
sharpturnswhileaeratingwilldamagetheaerator
andthetines.
3.Iftractor“bogs”downwhenoperatingonhard
groundorgoinguphill,raiseaeratorslightlyuntil
speedisregained,thenloweraeratoragain.
4.Bestresultsareachievedwhenthetineentryisona
slightinclinetowardtherearofthemachine.Use
cautionwhenextendingthehydraulictoplinkto
keepfromhammeringtheturfwiththetineheads.
Insomecases,youmaynotachievethebestresults
fromusingthepre-setholesinthecamberbrackets.
Especiallywherethegrassrootsareshortorweak.
Youmaywanttoexperimentusinganothercamber
settingthatwillsetthetinesonmoreofanincline
tokeepfrompullingsoiloutofthehole.
5.Donotaerateifthegroundistoohardordry.Best
resultsareobtainedafterarainorwhenturfhas
beenwateredthepreviousday.
Note:Iftherollerridesupoffthegroundwhile
aerating,thegroundistoohardtoachievethe
desireddepth,reducetheaerationdepthuntilthe
rollercontactsthegroundduringoperation.
6.Raiseaeratorpenetration,ifgroundishardpacked.
Cleanupcoresandre-aerateatdeeperpenetration,
preferablyafterwatering.
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