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4. Checkthatthesparkplugwasherisingoodconditionandthread 3.
thesparkpluginbyhandtopreventcross-threading.
5. Afterthesparkplugisseated,tightenwithasparkplugwrenchto
compressthewasher, f
NOTE:Wheninstallinganewsparkplug,tighten1/2-turnafterthe
sparkplugseatstocompressthewasher.Whenreinstallingaused
sparkplug,tighten1/8-to1/4-turnafterthesparkplugseatsto
corn_ressthewasher.
becomeverhotandcandarnac me.
CLEANING THE ENGINE
Ifthe engine hasbeenrunning,allowit to cool for at leasthalfan hour
beforecleaning.Periodicallyremovedirt build-upfromengine.
Do not spraythe enginewithwater to cleanit becausethewater
couldcontaminatethe fuel.Usinga gardenhoseor pressurewashing
Iequipmentcanalso forcewater intothe muffleropening.Waterthat
[passesthroughthe muffer can enterthecy nderandcausedamage,j
Accumulationof debrisaroundthe mufflercouldcausea fire. Inspect
andcleanbeforeevery use.
LUBRICATION
Lubricatethe pivot pointson the controlhandleandthe extension
springat the end of thecontrol cablewitha lightoil onceeveryseason
andbeforethe snowthroweris putinto storageatthe endof the
season.
ADJUSTMENTS
BeforeServicing,repairingor inspectingthe snowthrower,disengage
the augercontrol.Stop theengineand removethe key to prevent
unintendedstarting.
Shave Plate
Tocheckthe adjustmentof theshaveplate,placethe machineona
levelsurface.The wheels,shaveplateandaugerpaddlesshouldall
contactthe levelsurface.Notethatifthe shaveplateis adjustedtoo
high,snow mayblowundertheauger housing.If the shaveplatewears
outexcessively,orthe snowthrowerdoes notself-propel,the shave
platemay be too lowand needsto be adjusted.
Loosenthefour lock nuts andbolts whichsecurethe shave
plateto the housing.SeeFigure14.Movethe shaveplateto the
desiredpositionand retightenthe nutsandboltssecurely.
L._
Figure14
4. Tip the snowthrowerback to theoperatingpositionandpullthe
starterhandlea few timesto see ifit isdifficultto pull.
5. Ifthe starterisdifficultto pull,removethe sparkplugand pullthe
handleseveraltimesto ensurethat anyoil trappedin the headis
removed.
Oilmaycomeout of the sparkplug hole whenit is removedand the
starterhandle ispulled.
6. Inspectthe sparkplug.If itiswet, cleanoffany oil before
re-installing.
NOTE:On newsnowthrowersor machineswitha newshaveplate
installed,theauger paddlesmay be slightlyoff theground.
Toadjustthe shaveplateproceedas follows:
1. Runthe snowthroweruntilthe fuel tankis empty.
2. Pull the startercord until resistanceisfelt. Thentip the snow
throwerbackuntil itrestson the handles.
15
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