CASE CONSTRUCTION Alpha Series - Enhanced High Flow (EHF) Auxiliary Hydraulics

3-CONTROLSANDINSTRUMENTS
EnhancedHighFlow(EHF)auxiliaryhydraulics
TheEnhancedHighFlow(EHF)auxiliaryhydraulicfeatureprovides276bar(4000psi)or132l/min(35USgpm)
totheauxiliarycircuit.Followtheattachment’soperator’smanualonspecicinstallationprocedures,operation,and
removalprocedures.
NOTE:Theenhancedhighowsettingcanonlybeusedwithapprovedattachmentsandiscontrolledbyacircuit
interlockinstalledatthemultifunctionplugwiththeattachment.
Ifthemachineisequippedwiththeenhancedhighow
auxiliaryhydraulics,two5/8inchcouplersanda3/8inch
casedraincouplerblock(1)willbeattachedtotheright-
handloaderarm.
ThestandardauxiliaryhydraulicConnect-Under-Pres-
sure(CUP)valve(2)withtwo1/2inchportsandone3/8
inchcasedrainwillremainontheleft-handloaderarm.
NOTICE:Alwaysusethe5/8inchcouplersduringhigh
owoperationtopreventhighbackpressureandover-
heatingofthehydraulicsystem.
RCPH11SSL015BAD1
Beforeoperatingtheapprovedattachment,conrmthe
electricalconnection(1)issecuredinplace.Withoutcom-
pletionofthecircuitwithintheattachmentsideofthecon-
nector,onlystandardhighowcanbeachieved.
NOTE:AllapprovedEnhancedHighFlow(EHF)attach-
mentswillhaveanelectricalconnection.Thisprevents
operatingattachmentsthatarenotapprovedtohandle
276bar(4000psi)inHighPressure(HP)mode.
RCPH11SSL016BAD2
UsethethreepositionswitchonthelefthandROPSpost
toactivatethehighowoption.
•
Position(1)—HFHighFlowisactivated
•
Position(2)—Neutralorstandardow
•
Position(3)—HPHighPressureisactivated
NOTICE:Thehighowswitchmustbeturnedtotheneu-
tralpositionwhennotinuseorrequired.Overheatingof
thehydraulicoilorpoorattachmentoperationmayoccur.
Usethenumber2cylinderbuttonontheleft-handcon-
trollevertooperatetheenhancedhighowattachments.
Refertoyourcontrolleverswitchcongurations3-23for
moredetails.
RCPH11SSL003AAD3
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