Deck Wash; Blade Care - Craftsman 247.375900 Operator's Manual

DeckWash "I
Your m ower'sdeckisequipped with a waterport on its surface aspartof its deck
washsystem.
Use the deckwashto rinsegrassclippings fromthe deck'sunderside andprevent
the buildupof corrosive chemicals. Complete the followingstepsAFTER E ACH
MOWING:
Push the mowerto alevel,clearspotonyourlawn,nearenough foryour
gardenhose to reach. R emove t he grassbagif attached.
Makecertain the mower'sdischargechuteisdirected AWAY from your
house, g arage,parkedcars,etc.
2. Thread t hehose coupler (packaged withyourmower's O perator's Manual)
ontotheendofyour g arden hose.
3. Attach thehose coupler tothewater portonyour d eck's s urface. See Figure
24.
4.
5.
6.
7.
8.
Turnthe wateron.
Startthe engineasdescribed inthe Operation section.
Runtheenginefor aminimumof two minutes, a llowingthe underside of the
cuttingdeckto thoroughlyrinse.
Release b ladecontrol t o stopthe engineandblade.
Turnthe wateroff anddetachthe hosecouplerfromthe waterport onyour
deck's surface.
Aftercleaning yourdeck,restartthe mower.Keep the engineandbladerunning
fora minimumof two minutes,allowingthe underside of the cuttingdeckto
thoroughlydry.
Blade Care
Whenremoving the cutting bladefor sharpeningor replacement,protect
your hands with apair of heavy glovesor usea heavyragto holdthe blade.
Periodically i nspectthe bladeadapterforcracks, especially if youstrikeaforeign
object.Replace w hennecessary. Followthe stepsbelowfor bladeservice.
1. Disconnect sparkplugbootfrom sparkplug.Turnmoweron its sidemaking
surethat the airfilter andthe carburetor a refacingup.
2. Remove t he bolt andthe bladebellsupportwhichholdthe bladeandthe
bladeadapter t o the enginecrankshaft. S ee Figure 25.
3. Remove b ladeandadapterfromthe crankshaft.
4. Remove b ladefrom the adapter f or testingbalance. B alance t he bladeona
roundshaftscrewdriver t o check. R emove m etalfrom the heavysideuntil
it balances e venly.Whensharpening the blade,followthe originalangleof
grind.Grindeachcuttingedgeequallyto keepthe bladebalanced.
An unbalancedbladewill causeexcessive vibration when rotatingat high
speeds.It may causedamageto mower andcould break causingpersonal
injury.
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Figure24
Blade
Blade_
Blade Bell Suppert_
......... Bolt
Figure 25
5. Lubricate the enginecrankshaft a ndthe innersurface of the bladeadapter
with light oil.Slidethe bladeadapter o ntothe enginecrankshaft. P lace the
bladeon theadaptersuchthatthe sideof the blademarked "Bottom"(or
with part number) faces the groundwhen the mowerisin the operating
position. M akesurethatthe bladeisalignedandseatedonthe bladeadapter
flanges.SeeFigure 25inset.
6. Place bladebellsupportonthe blade.Alignnotches on the bladebell
supportwith smallholesin blade.
7. Replace h exbolt andtighten hexbolt to torque:450in. Ibs.min.,600in.Ibs.
max.
Toensure s afe operation ofyourmower, periodically check t heblade boltforcorrect
torque.
2O