Operator's Manual

Operation
Important:For300seriestractionunits,ensure
thatyouinstalltheReliefValveKitonyourtraction
unitbeforeusingthebreaker.Failuretoinstallthe
kitmaydamageyourtractionunit.Refertoyour
AuthorizedServiceDealerformoreinformation.
InstallingandRemoving
theAttachment
RefertotheOperator’sManualforthetractionunitfor
theinstallationandremovalprocedure.
Important:Beforeinstallingtheattachment,
positionthemachineonalevelsurface,ensure
thatthemountplatesarefreeofanydirtordebris,
andensurethatthepinsrotatefreely.Ifthepins
donotrotatefreely,greasethem.
Note:Alwaysusethetractionunittoliftandmove
theattachment.
WARNING
Ifyoudonotfullyseatthequick-attach
pinsthroughtheattachmentmountplate,
theattachmentcouldfalloffthemachine,
crushingyouorbystanders.
Ensurethatthequick-attachpinsarefully
seatedintheattachmentmountplate.
WARNING
Hydraulicuidescapingunderpressurecan
penetrateskinandcauseinjury.Fluidinjected
intotheskinmustbesurgicallyremoved
withinafewhoursbyadoctorfamiliarwith
thisformofinjury;otherwise,gangrenemay
result.
•Ensurethatallhydraulic-uidhoses
andlinesareingoodconditionandall
hydraulicconnectionsandttingsaretight
beforeapplyingpressuretothehydraulic
system.
•Keepyourbodyandhandsawayfrom
pinholeleaksornozzlesthateject
high-pressurehydraulicuid.
•Usecardboardorpapertondhydraulic
leaks;neveruseyourhands.
CAUTION
Hydrauliccouplers,hydrauliclines/valves,
andhydraulicuidmaybehot.Ifyoucontact
hotcomponents,youmaybeburned.
•Weargloveswhendisconnectingthe
hydrauliccouplers.
•Allowthemachinetocoolbeforetouching
hydrauliccomponents.
•Donottouchhydraulicuidspills.
SelectingaTool
Usethefollowingtabletochoosethemostsuitable
toolforoperation:
ToolUse
ChiselUseforallearth-moving
duties,excavationsinnarrow
trenches,stratiedsoil,orrock
uptomediumrock.
MoilUsetodemolishrocksand
materials,notstratiedrock,
uptomediumhardness.
AsphaltCutter
Usetocutasphaltpaving,
brickwalls,orturf.
ReplacingtheBit
RemovingtheBit
1.Parkthemachineonalevelsurfaceandengage
theparkingbrake(ifapplicable).
2.Raisetheloaderarmsandtiltthebreakerso
thatitisvertical.
3.Lowerthebittothegroundtopushitupintothe
breakeruntilitstops.
g359140
Figure3
4.Shutofftheengineandremovethekey.
5.Installthecylinderlocks.
6.Useahammerandthebitpinremoverto
removethestopperplugandstopperpin.
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