Toro 07390 Workman HDX-Auto - Using the Hydraulic Control

TowingtheMachine
Incaseofanemergency,themachinecanbetowedfora
shortdistance.However,Torodoesnotrecommendthisas
astandardprocedure.
WARNING
Towingatexcessivespeedscouldcausemachine
tolosesteeringcontrol.Nevertowmachinefaster
than8kph(5mph).
Towingthemachineisa2-personjob.Afxatowlineto
holesinthefrontframemember.MovetheshiftertoNeutral
andreleasetheparkingbrake.Ifthemachinemustbemoved
aconsiderabledistance,transportitonatruckortrailer.
Note:Thepowersteeringwillnotfunction,makingit
difculttosteer.
TowingaTrailerwiththe
Machine
Thismachineiscapableofpullingtrailersandattachmentsof
greaterweightthanthemachineitself.
Severaltypesoftowhitchesareavailableforthismachine,
dependingonyourapplication.ContactyourAuthorized
Distributorfordetails.
Whenequippedwithatowhitchboltedontotherearaxle,
yourmachinecantowtrailersorattachmentswithagross
trailerweight(GTW)upto1587kg(3500lb).Alwaysloada
trailerwith60%ofthecargoweightinthefrontofthetrailer.
Thisplacesapproximately10%(272kg(600lb)max.)ofthe
grosstrailerweight(GTW)onthetowhitchofthemachine.
Trailerbrakesarerequiredwheneveryoutowatrailerover
680kg(1500lb)GTWistowedbehindthismachine.
Whenhaulingcargoortowingatrailer(attachment),donot
overloadyourmachineortrailer.Overloadingcancausepoor
performanceordamagetothebrakes,axle,engine,transaxle,
steering,suspension,bodystructure,ortires.
Important:Toreducepotentialfordrivelinedamage,
uselowrange.
Whentowing5thwheelattachments,likeafairwayaerator,
alwaysinstallthewheelybar(includedwiththefthwheelkit)
topreventthefrontwheelsfromliftingoffthegroundifthe
towedattachmentsmovementissuddenlyimpaired.
UsingtheHydraulicControl
Thehydrauliccontrolsupplieshydraulicpowerfromthe
machinepumpwhenevertheengineisrunning.Usethe
quickcouplersattherearofthemachinetoprovidehydraulic
powerforrearhitchattachments.
Important:Ifmultiplevehiclesusethesame
attachment,crosscontaminationofthehydraulicuid
mayoccur.Changethehydraulicuidmorefrequently.
HydraulicControlPositions
•OffPosition
Thisisthenormalpositionforthecontrolvalvewhenit
isnotbeingused.Inthispositiontheworkportsofthe
controlvalveareblockedandanyloadwillbeheldbythe
checkvalvesinbothdirections.
•Raise(QuickCouplerAposition)
Thishydraulicliftleverpositionliftsthebedcylindersora
rearhitchattachmentbyapplyingRaisehydraulicpressure
throughquickcouplerA.Thisalsoallowsthereturnoilto
owthroughquickcouplerB,backthroughthecontrol
valve,andthenintothereservoir.Thisisamomentary
position;whenthehydraulicliftleverisreleased,aspring
returnsthelevertotheCenterOffposition.
Figure37
1.QuickcouplerAposition2.QuickcouplerBposition
•Lower(QuickCouplerBposition)
Thispositionlowersthebedorarearhitchattachmentby
applyingLowerhydraulicpressurethroughquickcoupler
B.Thisalsoallowsthereturnoiltoowthroughquick
couplerA,backthroughthecontrolvalve,andtheninto
thereservoir.Thisisamomentaryposition;whenthe
hydraulicliftleverisreleased,aspringreturnsthecontrol
levertotheCenterOffposition.Momentarilyholding
andthenreleasingthehydraulicliftleverinthisposition
willprovideowtothequickcouplerB,whichprovides
Lowerhydraulicpressuretothebedcylindersorarear
hitchattachment.Whenthehydraulicliftleverisreleased,
theLowerhydraulicpressuretothebedcylindersora
rearhitchattachmentishydraulicallylocked.
Important:Ifusedwithahydrauliccylinder,
holdingthehydraulicliftleverintheLowerposition
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