Operator's Manual

GrinderMaintenance
CheckingtheCuttingWheel
Blades
ServiceInterval:Beforeeachuseordaily
Amongthemostcriticalelementsofthemachineisthe
cuttingwheelblades.Theyarealsothemostsubjectto
damageandwear.Inthecourseofgrindingstumpstheynot
onlymakecontactwiththewood,buttheyalsoencounter
numerousabrasivesandobjects,suchasdirt,stones,and
occasionallyalargerockorburiedscrap.
Thewearandlossofcuttingteethcansignicantlyimpairthe
efciencyandperformanceofthemachine.Therefore,itis
importanttomakefrequentchecksoftheconditionofall
ofthecuttingteethandreplaceanydamagedorwornblade
sections(
Figure22).
Figure22
ReplacingtheCuttingWheel
Blades
1.Cleanalldirtfromthecuttingwheelandmounting
anges.
2.Removethetwoboltsthatholdeachcuttingblade
section.Usecarenottoletasectiondropandchip
whentheybecomeloose(Figure23).
Figure23
3.Checkeachsectionforcracks.Replaceabladesection
ifitiscrackedorhasmissingorwornteeth.
Note:Whenreplacingcuttingwheelbladesections,
makesurebladesectionisplacedincorrectalignment
withbladerotation.
4.Insertthebladesectionbetweentheblademounting
anges(Figure23),andsecurethemwith2bolts,
lockwashers,andnuts.
5.Torquethefastenersto27–33ft-lb(37–45N-m).
17