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S
Cutting Blades f
WARNING: Be sure to shut
the engine off, remove ignition
key, disconnect the spark plug
wire(s) and ground against the
engine to prevent unintended
starting before removing the cut-
ring blade(s) for sharpening or
replacement. Protect your hands
by using heavy gloves or a rag to
grasp the cutting blade.
WARNING: Periodically inspect
the blade spindles for cracks or
damage, especially if you strike a
foreign object. Replace immedi-
ately if damaged.
The bladesmayberemovedas follows.
1. Removethe deck frombeneaththe tractor,(referto
CuttingDeckRemovalon page23) thengentlyflip
thedeckoverto exposeitsunderside.
2. Placea blockof wood betweenthe centerdeck hous-
ingbaffleandthe cuttingbladeto act as a stabilizer,
SeeFigure24,
3, Usea 15/16"wrenchto removethe hexflangenut
thatsecuresthe bladeto the spindleassembly.See
Figure24,
4. Toproperlysharpenthe cuttingblades,removeequal
amountsof metalfrombothends of the bladesalong
thecutting edges,parallelto the trailingedge,at a
250to 300angle,
IMPORTANT:Ifthe cuttingedgeof the bladehasalready
beensharpenedto within 1 5/8" fromtheedge,or if any
metalseparationis present,replacethe bladeswith new
ones,SeeFigure25,
It isimportantthat eachcuttingblade edge be ground
equallyto maintainproperbladebalance.
A poorlybalancedbladewill causeexcessive
vibrationand maycausedamageto thetractorand
resultinpersonalinjury,The bladecan betestedby
balancingit ona roundshaftscrewdriver.Grind metal
fromthe heavysideuntil it balancesevenly.
Figure 24
1-5/8 inch
Figure 25
Whenreplacingthe blade,besureto installthe blade
withtheside of the blademarked"Bottom" (or with
apart numberstampedin it) facing the groundwhen
themoweris in the operatingposition.
IMPORTANT:Useatorquewrenchto tightenthe blade
spindlehexflange nutto between70 foot-poundsand90
foot-pounds.
WARNING
Be sure to shut the
engine off, remove
ignition key, discon-
nect the spark plug
wire(s) and ground
against the engine to
prevent unintended
starting before remov-
ing the cutting blade(s)
for sharpening or
replacement. Protect
your hands by using
heavy gloves or a rag
to grasp the cutting
blacle,
Periodically inspect
the blade spindles for
cracks or damage,
especially if you strike
a foreign object.
Replace immediately if
damaged.
25
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