Craftsman 88704 Operation Manual - Page 15

Lubrication, Adjustments

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4. Checkthat thespark plug washeris in good conditionand thread the sparkplug in by handto preventcross-threading. 5. Afterthe sparkplug is seated,tightenwith a spark plugwrenchto compressthe washer, 3. Loosenthefour lock nuts and bolts whichsecurethe shave plateto the housing.See Figure12.Movethe shaveplateto the desiredpositionand retightenthe nuts and bolts securely. f NOTE:Wheninstallinga newsparkplug,tighten 1/2-turnafter the \ spark plugseatsto compressthe washer.Whenreinstallinga used spark plug,tighten 1/8-to 1/4-turnafter the sparkplug seatsto corn_ressthe washer. becomever hotand can damac ine. Cleaning the Engine If the engine hasbeen running,allowit to cool for at least halfan 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 nderand causedamage,j \\ Figure12 Accumulationof debrisaroundthe mufflercouldcausea fire. Inspect and cleanbeforeevery use. LUBRICATION Lubricatethe pivot pointson the controlhandleand the extension springat the end of thecontrol cablewith a lightoil onceeveryseason and beforethe snow throweris putinto storageatthe end of the season. ADJUSTMENTS Shave Plate Tocheckthe adjustmentof theshaveplate, placethe machineon a levelsurface.The wheels,shaveplateand auger paddlesshouldall contactthe levelsurface.Notethat if the shaveplateis adjustedtoo high,snow mayblowunder theauger housing.If the shaveplatewears outexcessively,or the snowthrowerdoes notself-propel,the shave platemay be too lowand needsto be adjusted. 4. Tip the snowthrowerback to theoperatingpositionand pull the starterhandlea few timesto see if it is difficultto pull. 5. If the starteris difficultto pull,removethe spark plugand pull the handle severaltimesto ensurethat anyoil trappedin the headis removed. Oil maycome out of the sparkplug hole whenit is removedand the starterhandle is pulled. 6. Inspectthe spark plug.If itiswet, cleanoff any oil before re-installing. NOTE:On newsnowthrowersor machineswith a newshaveplate installed,theauger paddlesmay be slightlyoff theground. Toadjustthe shaveplateproceedas follows: 1. Runthe snowthroweruntilthe fuel tank is empty. 2. Pull the startercord until resistanceisfelt. Thentip the snow throwerbackuntil it restson the handles. 15

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4.
Checkthatthesparkplugwasherisingoodconditionandthread
3.
the sparkplug in by handto preventcross-threading.
5.
Afterthe sparkplug is seated,tightenwith a spark plugwrenchto
compressthewasher,
f
Loosenthefourlocknutsandboltswhichsecuretheshave
platetothehousing.SeeFigure12.Movetheshaveplatetothe
desiredpositionandretightenthenutsandboltssecurely.
NOTE:Wheninstallinga newsparkplug,tighten1/2-turnafterthe
sparkplugseatsto compressthe washer.Whenreinstallinga used
sparkplug,tighten1/8-to 1/4-turnafterthe sparkplugseatsto
corn_ressthewasher.
becomever hotand can damac
ine.
Cleaning
the
Engine
If the engine hasbeen running,allowit to cool for at least halfan hour
beforecleaning.Periodicallyremovedirtbuild-upfromengine.
Do not spraythe enginewithwater to cleanit becausethewater
couldcontaminatethe fuel.Usinga gardenhoseor pressurewashing
Iequipmentcanalso forcewaterintothe muffleropening.Waterthat
[passesthroughthe muffer can enterthecy nderand causedamage,
j
Accumulationof debrisaroundthe mufflercouldcausea fire. Inspect
andcleanbeforeeveryuse.
LUBRICATION
Lubricatethepivotpointsonthecontrolhandleandtheextension
springat the end of thecontrol cablewith a lightoil onceeveryseason
and beforethe snow throweris putinto storageatthe end of the
season.
ADJUSTMENTS
Shave
Plate
Tocheckthe adjustmentof theshaveplate,placethe machineona
levelsurface.Thewheels,shaveplateandaugerpaddlesshouldall
contactthe levelsurface.Notethatif the shaveplateis adjustedtoo
high,snowmayblowundertheaugerhousing.Iftheshaveplatewears
outexcessively,orthe snowthrowerdoes notself-propel,the shave
platemay be too lowand needsto be adjusted.
\
\\
Figure12
4.
Tipthesnowthrowerbacktotheoperatingpositionandpullthe
starterhandlea few timesto see if it is difficultto pull.
5.
If the starteris difficultto pull,removethe spark plugand pull the
handle severaltimesto ensurethat anyoil trappedin the headis
removed.
Oil maycome out of the sparkplug hole whenit is removedand the
starterhandleis pulled.
6.
Inspectthe sparkplug.If
itis
wet, cleanoff any oil before
re-installing.
NOTE:On newsnowthrowersor machineswitha newshaveplate
installed,theaugerpaddlesmaybeslightlyofftheground.
Toadjustthe shaveplateproceedas follows:
1.
Runthe snowthroweruntilthe fuel tank is empty.
2.
Pullthe startercord until resistanceisfelt. Thentip the snow
throwerbackuntil it restson the handles.
15