Craftsman 486.242211 Lawn Sweeper User Manual


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14
WHEEL GEAR AND PAWL SERVICE
IMPORTANT: Do notremovebothwheelsatthesame
timetoavoidmixingofparts.(TheR.H.andL.H.ratchet
sprocketsarenotinterchangeable.)Make notes on the
positionofwashersandsnapringsduringdisassembly.
• Removeonly one wheel from the sweeper.
• Removetheretainingringsandwasherswhichhold
theratchetgearonthebrushshaft.
• Slidethegearoffofthebrushshaft.(Lookforthe
drivepin,whichmayfalloutofthebrushshaftwhen
theratchetgearisremoved.)Seegure27.
• Toreassemble,insertthedrivepinthroughthehole
neartheendofthebrushshaft.Makesurethepin
slidesbackandfortheasilyintheshaft.
• Lightlygreasetheshaftandlltheratchetgearwith
grease.Assembletheratchetgearbackontothe
shaft.
• Lightlygreasetheaxleandthegearteethonthe
wheel,andthenreassemblethewheel.Thebrushes
should rotate only during forward rotation of the
wheel.Ifthebrushesaredriven(rotated)byboth
forward and reverse rotation of the wheel, the drive
pinisjammingintheratchetgear.Disassembleto
cleanandlubricatethedrivepinandtheratchetgear.
• Removethesecondwheelandrepeattheprocedure.
BRUSH REPLACEMENT
NOTE: Brushreplacementshouldbedoneonebrushat
a time.
• Removethehopperbagfromthesweeper.
• Loosenthehexboltsandlocknutsontwosingle
brushretainerswhichclamponebrushtothedouble
brushretainers.Do Not loosenorremovethebolts
whichfastenthedoublebrushretainerstothebrush
shaft.Seegure26.
• Slidethebrushoutoftheretainers,notingonwhich
sideofthebrushthebristlesoverlap.Seegure26.
• Installnewbrush,makingsurethebristlesoverlapon
thesamesideofthebrushasbefore.Seegure26.
FIGURE 27
BRUSH ROTATION
BRUSH ROTATION
OVERLAP
BRISTLES
OVERLAP
BRISTLES
SINGLE
BRUSH
RETAINERS
DOUBLE BRUSH RETAINER
BRUSH
SHAFT
FIGURE 26
• Brushessettoolow.
• Brushesarejammed
• Wheelsarejammed.
Wheelsskidwhensweeping. • Adjust height till brushes are 1/2"
down into grass.
• Stopsweeper.Removeobstruction.
• Removeonewheelatatimetocheck
forobstructionordamage.Referto
ServiceandAdjustmentssection.
SERVICE AND ADJUSTMENTS
TROUBLESHOOTING
RATCHET
GEAR
DRIVE
PIN
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