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Checkthe auger drivebeltadjustment. Withthe auger clutchlever
inthe disengagedposition,thetop surfaceof the newbelt shouldbe
evenwiththeoutsidediameterof the pulley.
Toadjust,disconnectferrulefrombrakebracketassembly.Thread
ferrulein(towardsidler) to increasetensionon belt,orout to decrease
belttension.
NOTE:Thebrakepuckmustalwaysbe firmly seatedin the pulley
groovewhenaugercontrol is disengaged.
IMPORTANT:Repeatthe "AugerDriveControlTest"fromthe As-
semblysectionbeforeoperatingsnow thrower.
Drive Belt Replacement
If notalreadydone,removethe augerdrivebelt from thefront pulleyof
theenginedoublepulley.Referto "AugerBeltReplacement"instruc-
tionsinthe previoussub-section.
1. a. Pull the idlerpulleyawayfromthe backsideof the drivebeltto
relievethetension.See Figure33.
b. Slipthe drivebelt offthe idlerpulley. Carefullyreleasethe idler
pulley.
2. Roll thedrive beltoff the lowerdrive pulley.
3. Removethe beltfromthe enginepulley.
4. Installthe newbelt on the pulleysinthe reverseorderand
re-tensionwiththe idlerpulley.
5. Reassembleby performingthe previousstepsinthe opposite
orderandmannerof removal.
f
J
Figure33
CHANGING FRICTION WHEEL
The rubberon the frictionwheelis subjectto wearand shouldbe
checkedperiodically.Replacethe frictionwheelif any signsof wearor
crackingare found.
1. Runthe unit'sfuel tankdry beforeperformingStep2. Do not
attemptto pourfuel fromthe engine.
2. Tipthe snowthrowerup and forward,so thatit restsonthe
housing.
3. Removescrewsfrom theframecoverunderneaththe snow
thrower(referto Figure34). Removethe rightwheelfrom the
axle.
f
e
.
f
Figure34
Usinga3/4" wrench,holdthe hexshaftand removethe hex
screwandbellevillewasherand bearingfrom left sideof the
frame.Referto Figure35.
RemoveHexScrew
BellevilleWasher
FrictionWheelAss'y.
HexShaft
SlideHex
ShaftOut
RightSide
.._
J
Figure35
5. Holdingthefrictionwheelassembly,slidethe hexshaftout of
the frictionwheelassemblyandthe rightside of the frame.The
spaceron the left sideof the hexshaftwill fall and the sprocket
shouldremainhanginglose inthe chain.
6. Liftthe frictionwheelassemblyout betweenthe axleshaft and
the driveshaftassemblies.
23
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