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Blade Care
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WARNING:When removingcutting blade
for sharpeningor replacement, protectyour
hands with a pairof heavy gloves or use a heavy rag
to holdblade.
1. Disconnectsparkplug wirefrom spark plug.Turn
moweron its side makingsurethat the air filter and
carburetorare facing up.
2. Removebolt, bell blade support,blade,and blade
adapterfrom the enginecrankshaft,Figure5-3.When
removingthese items,the pulleysand washers
may also breakfree from the crankshaft.Be sure
to make note of the orientation of these itemsfor
reassembly.
3. The bladecan be sharpenedwith a fileor on a
grindingwheel. Donot attemptto sharpenthe blade
while itisstill on the mower.Balancethe bladeon a
roundshaftscrewdriver. G rind cuttingedgesequally
and follow theoriginal angleof grind. Removemetal
from the heavyside untilit balancesevenly.
,_
WARNING:An unbalanced blade willcause
excessivevibrationwhen rotating at high
speeds,it may causedamageto mowerand could
break causingpersonal injury.
4. Lubricatetheenginecrankshaftand the inner surface
of the blade adapterwith lightoil. Reinsertthe spacer
(if needed),pulleysand washers.Slidethe blade
adapteronto the enginecrankshaft.Placethe blade
on theadaptersuch that the sideof the blade marked
"Bottom"(or with part number)facesthe groundwhen
the mowerisin the operatingposition.Makesurethat
blade is alignedand seatedon bladeadapterflanges.
5. Placebell bladesupporton the blade.Align notches
on the bell blade supportwith smallholesin blade.
Replacehex boltand tightenhex boltto torque:450
in.Ibs. rain.,600 in.Ibs.max.
Toensuresafe operationof yourmower,periodically
checkthe blade boltfor correcttorque.
:
:
:
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Figure 5-3:Toaccess blade, r emove thebolt,support, b lade,
andadapter.
Belt Care
When removingthe cuttingblade or when
slidingthe belt around it, protectyourhands
with a pairof heavygloves.
Removing
the Belt
1. Disconnectthe spark plugwire and grounditagainst
the engine.
2. Drainthe fueltank or placea pieceof plastic
beneaththe capto preventgasolineleakage.
3. Tip moweron its side(air cleanersideof engine up).
4. Moveheightadjustmentlever to thehighest position.
5. Removeblade,blade adapter,and relatedhardware.
Be sureto makenote of the orientation of these
itemsfor reassembly. Removethethree hex
screwsholdingbaffleto the deck, Figure5-4.
6. Lift baffle towardsthe rear of the mower.Remove
the hexbolt that holdsthe transmission to the mower
deck fromthe rearof unit, Figure5-5.
7. Tilt the transmissionforwardto makeit easierto
work in this area.
Q
Figure 5-4:Remove b lade, h ardware, andbaffle screws.
f
Figure 5-5:Peelback baffle (A)andloosen screw holding
transmission todeck. ( B)
WARNING
An unbalanced blade
will causeexcessive
vibrationwhen rotating
at high speeds,it may
causedamageto mower
and couldbreak causing
personalinjury,
When removingthe cut-
ting blade for sharpening
or replacement or when
slidingthe belt around it,
protectyour handswith
a pairof heavy gloves or
use a heavy rag to hold
the blade.
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