Case 590ST - Backhoe Attachment Hydraulic Controls

3-CONTROLSANDINSTRUMENTS
Backhoeattachmenthydrauliccontrolsversion
LEEN11T0019FA1
1.Controlenableswitch:
•
WhensettoON(controllampon),thisswitchal-
lowsenablingallhydrauliccontrolsofthebackhoe
attachment.
2.Left-handhydrauliccontrollever:
•
Theleft-handhydrauliccontrollevercontrolsat-
tachmentswingandtheboomorthedipper(de-
pendingonthecontrolpatternadopted).
3.Right-handhydrauliccontrollever:
•
Theright-handhydrauliccontrollevercontrolsthe
bucketandtheboomorthedipper(dependingon
thecontrolpatternadopted).
NOTE:Theoperatingspeeddependsontheangle
ofmovementofthecontrollevers.Inintermediate
position,twomovementsmaybeobtainedsimul-
taneously.
4.Stabilizercontrols:
•
Theright-handcontrolisfortheright-handstabi-
lizerandtheleft-handcontrolisfortheleft-hand
stabilizer.
5.Controlpatternchangeswitch:
•
Thisswitchisusedforchangingthestandardcon-
trolpatterntotheISOpattern.
6.Telescopicdippercontrols(Proportionalcontrols):
•
Presstheright-handbuttontoextendthetele-
scopicdipper.Presstheleft-handbuttontoretract
thetelescopicdipper.
7.Wristrests:
•
Thewristrestsmaybeadjustedtotherequired
height.
8.Hydrauliccontrolleversupportangleadjustment:
•
Thesecontrolsareusedforthefore/aftandleft/
rightadjustmentofthearm.
9.Hornbutton(momentaryactioncontrol).
10.Auxiliarybidirectionalattachmentcontrol(iftted):
•
Proportionalbuttonsfortheactivationoftheaddi-
tionalattachment.
11.Deceleratorbutton:
•
Bypressingthisbutton,theenginerpmsetsto
lowidle.Duringthisphase,theacceleratorknob
andpedalaredisabled.Bypressingthebutton
again,theenginerpmisrestoredandtheaccel-
eratorknobandpedalarefunctionalagain.
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