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Brake
pterPost
%
Figure35
8. Turnthepulleyasnecessarytoalignitsthreeslotsapproximatelywith the
postsof thepulleyadapter,thenpivotthebrakebracketassemblyawayfrom
thepulleygroove.Whilealigningthepulleyslotsandadapterposts,push
theaugerpulleyfullyontotheadapter.Referto Figure35.Ensurethe brake
puckof thebrakebracketassemblyalignsandisfullyseatedinthepulley
groove.
NOTE:If thepulleyadapterwasremovedwith the pulley,alignthesplines
of thepulleyadapterandaugerinputshaft,andpushthe pulleyandadapter
ontothe inputshaft.Referto Figure35.
9. SlidethewasherontothehexscrewremovedearlierandapplyLoctite262to
thethreadsofthehexscrew.
10. Insertthe hexscrewthroughthepulleyassemblyandintothethreadsof
theinputshaft.Torquethe hexscrewto 250-325in.Ibs.to securethe auger
pulleyassemblyontheinputshaft.
11. If alsoreplacingthe drivebelt,proceedto the"DriveBelt"instructions.If
not,repositionthetransmissionframebackontotheaugerhousing.
12. Installthedrivebelton theenginepulley,re-connecttheaugercable
z-fitting andaugeridlerrodferruletothe brakebracket.Repositionand
securethe enginepulleybeltguard,andre-installthe belt cover.
NOTE:Makesureto removethe pieceof woodblockingthe impeller.
Checkthe augerdrivebeltadjustment.With theaugerclutchleverinthe
disengagedposition,thetopsurfaceof thenewbeltshouldbeevenwith the
outsidediameterof thepulley.
Toadjust,disconnectferrulefrombrakebracketassembly.Threadferrulein
(towardsidler)to increasetensionon belt,orout to decreasebelt tension.
NOTE:Thebrakepuckmustalwaysbefirmly seatedinthepulleygroovewhen
augercontrolisdisengaged.
IMPORTANT:Repeatthe "AugerDriveControlTest"from theAssemblysection
beforeoperatingsnowthrower.
Drive Belt Replacement
If notalreadydone,removetheaugerdrivebeltfrom thefrontpulleyof the engine
doublepulley.Referto "AugerBeltReplacement"instructionsintheprevious
sub-section.
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Figure36
Pullthe idlerpulleyawayfrom thebacksideof thedrivebeltto relieve
thetension.SeeFigure36.
Slipthedrivebeltoff theidlerpulley.Carefullyreleasetheidlerpulley.
1. Rollthedrivebeltoffthe lowerdrivepulley.
2. Removethebeltfrom theenginepulley.
3. Installthe newbelt onthepulleysinthereverseorderandre-tensionwith
theidlerpulley.
4. Reassemblebyperformingthepreviousstepsintheoppositeorderand
mannerof removal.
Changing Friction Wheel
Therubberon the frictionwheelissubjectto wearandshouldbechecked
periodically.Replacethefrictionwheelifanysignsof wearorcrackingarefound.
1. Runtheunit'sfueltankdrybeforeperformingStep2. Donot attemptto
pourfuel fromtheengine.
2. Tipthesnowthrowerupandforward,sothat it restson thehousing.
3. Removescrewsfrom theframecoverunderneaththe snowthrower(referto
Figure37).Removetheright wheelfrom theaxle.
....e
24
Figure37
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