Toro 07360 - Hydraulic Control

Severaltypesoftowhitchesareavailableforthe
Workman,dependingonyourapplication.Contact
yourAuthorizedToroDistributorfordetails.
Whenequippedwithatowhitchboltedontorearaxle
tube,yourWorkmancantowtrailersorattachments
withaGrossTrailerWeight(GTW)upto1500lbs.
Alwaysloadatrailerwith60%ofthecargoweightin
thefrontofthetrailer.Thisplacesapproximately10%
(200lbs.max.)oftheGrossTrailerWeight(GTW)on
thetowhitchofthevehicle.
Whentowingeitherstandardtongueor5thwheel
trailershavingaGrossTrailerWeight(GTW)inexcess
of1500lbs.,useeitherachassismounteddrawbarhitch
(ratedfor3500lb.GTW)or5thwheelkitwithbrakes.
Trailerbrakesarerequiredwheneveratrailerover1500
lbs.GTWistowedbehindaWorkmanvehicle.
Whenhaulingcargoortowingatrailer(attachment),do
notoverloadyourvehicleortrailer.Overloadingcan
causepoorperformanceordamagetothebrakes,axle,
engine,transaxle,steering,suspension,bodystructure
ortires.
Important:Toreducepotentialfordriveline
damage,uselowrange.
Whentowing5thwheelattachments,likeafairway
aerator,alwaysinstallthe”wheelybar”(included
withthe5thwheelkit)topreventthefrontwheels
fromliftingoffthegroundifthetowedattachments
movementissuddenlyimpaired.
HydraulicControl
Thehydrauliccontrolsupplies“live”hydraulicpower
fromthevehiclepumpwhenevertheengineisrunning.
Thepowercanbeusedthroughthequickcouplersat
therearofthevehicle.
Important:Ifmultiplevehiclesusethe
sameattachment,crosscontaminationofthe
transmissionuidmayoccur.Changethe
transmissionuidmorefrequently
ControlLeverPositions
OffPosition
Thisisthenormalpositionforthecontrolvalvewhen
itisnotbeingused.Inthispositiontheworkportsof
thecontrolvalveareblockedandanyloadwillbeheld
bythecheckvalvesinbothdirections.
Raise(QuickCoupler“A”Position)
Thisisthepositionwhichwillliftthebed,rearhitch
attachmentorapplypressuretoquickcoupler”A ”.
ThisalsoallowsreturnoilfromQuickcoupler”B”to
owbackintothevalveandthenouttothereservoir.
Thisisamomentarypositionandwhentheleveris
releaseditspringreturnstothecenteroffposition.
Lower(QuickCoupler“B”Position)
Thispositionwilllowerthebed,rearhitchattachment
orapplypressuretoquickcoupler”B”.Thisalso
allowsreturnoilfromquickcoupler”A ”toowback
intothevalveandthenouttothereservoir.Thisisa
momentarypositionandwhentheleverisreleasedit
springreturnstothecenteroffposition.Momentarily
holdingandthenreleasingthecontrolleverinthis
positionwillprovideowtoquickcoupler”B”which
providespowerdownontherearhitch.Whenreleased,
itwillholdthedownpressureonthehitch.
Important:Ifusedwithahydrauliccylinder,
holdingthecontrolleverinthelowerposition
causestheoilowtogooverareliefvalvewhich
candamagethehydraulicsystem.
Figure35
1.Quickcoupler“A”position2.Quickcoupler“B”position
OnPosition
ThispositionissimilartoLower(quickcoupler”B”
position).Italsodirectsoiltoquickcoupler”B”except
thattheleverisheldinthispositionbyadetentleverin
thecontrolpanel.Thisallowsoiltoowcontinuously
toequipmentthatusesahydraulicmotor.Thisposition
mustonlybeusedonattachmentswithahydraulic
motorattached.
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