Operator's Manual

UsingtheHydraulic-bedLiftLeverto
ControlHydraulicAttachments
•OffPosition
Thisisthenormalpositionforthecontrolvalvewhenit
isnotbeingused.Inthispositiontheworkportsofthe
controlvalveareblockedandanyloadwillbeheldbythe
checkvalvesinbothdirections.
•Raise(QuickCoupler“ A”Position)
Thisisthepositionwhichwillliftthebed,rearhitch
attachmentorapplypressuretoquickcouplerA.This
alsoallowshydraulicuidtoreturnfromquickcouplerB
toowbackintothevalveandthenouttothereservoir.
Thisisamomentarypositionandwhentheleveris
releaseditspringreturnstothecenterOffposition.
Figure29
1.QuickcouplerAposition2.QuickcouplerBposition
•Lower(QuickCouplerBPosition)
Thispositionwilllowerthebed,rearhitchattachment,
orapplypressuretoquickcouplerB.Thisalsoallows
hydraulicuidtoreturnfromquickcouplerAtoow
backintothevalveandthenouttothereservoir.Thisis
amomentarypositionandwhentheleverisreleasedit
springreturnstothecenteroffposition.Momentarily
holdingandthenreleasingthecontrolleverinthis
positionwillprovidehydraulicuidowtoquickcoupler
Bwhichprovidespowerdownontherearhitch.When
released,itwillholdthedownpressureonthehitch.
Important:Ifusedwithahydrauliccylinder,
holdingthecontrolleverinthelowerpositioncauses
thehydraulic-uidowtogooverareliefvalvewhich
candamagethehydraulicsystem.
•OnPosition
ThispositionissimilartoLower(quickcouplerB
position).Italsodirectshydraulicuidtoquickcoupler
Bexceptthattheleverisheldinthispositionbya
detentleverinthecontrolpanel.Thisallowshydraulic
uidtoowcontinuouslytoequipmentthatusesa
hydraulicmotor.Thispositionmustonlybeusedon
attachmentswithahydraulicmotorattached.
Important:Ifusedwithahydrauliccylinder
ornoattachment,theOnpositioncausesthe
hydraulic-uidowtogooverareliefvalvewhich
candamagethehydraulicsystem.Usethisposition
onlymomentarilyorwithamotorattached.
Important:Checkhydraulic-uidlevelafter
installationofanattachment.Checktheoperation
oftheattachmentbycyclingtheattachmentseveral
timestopurgeairfromsystem,thenrecheck
hydraulic-uidlevel.Theattachmentcylinderwill
slightlyaffectuidlevelinthetransaxle.Operation
ofvehiclewithlowhydraulic-uidlevelcandamage
thepump,remotehydraulics,powersteering,and
thevehicletransaxle.
ConnectingtheQuickCouplers
Important:Cleandirtfromquickcouplersbefore
connecting.Dirtycouplerscanintroducecontamination
intothehydraulicsystem
1.Pullbackthelockingringonthecoupler.
2.Insertthehosenippleintothecoupleruntilitsnaps
intoposition.
Note:Whenattachingremoteequipmenttothequick
couplers,determinewhichsiderequirespressure,thenattach
thathosetoquickcouplerB,whichwillhavepressurewhen
thecontrolleverispushedforwardorlockedintheOn
position.
DisconnectingtheQuickCouplers
Note:Withboththevehicleandattachmentturnedoff,
movetheliftleverbackandforthtoremovethesystem
pressureandeasethedisconnectionofthequickcouplers.
1.Pullbackthelockingringonthecoupler.
2.Pullthehosermlyfromthecoupler.
Important:Cleanandinstallthedustplugand
dustcoverstothequickcouplerendswhennot
inuse.
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