Assessments - 5, GPA: 4
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3. Measurethedistancefromthefrontofthebladetiptotheground andthe rearof the bladetip to the ground.The firstmeasurement takenshouldbebetween1/4"and 3/8"lessthanthesecond measurement. J Figure27 Leveling the Deck (Side to Side) Ifthecuttingdeckappearstobe mowingunevenly,a sideto side adjustmentcan beperformed.Adjustif necessaryas follows: 1. Withthetractorparkedonafirm,levelsurface,placethedecklift leverin themiddlepositionand rotatebothbladessothattheyare perpendicularwiththe tractor. 2. Measurethedistancefromthe outsideof the left bladetip to the groundandthe distancefromthe outsideof the rightbladetip to the ground.Bothmeasurementstakenshouldbeequal.Ifthey're not, proceedto the nextstep. 28 3. Loosen,butdoNOTremove,thehexboltontheleftdeckhanger bracket.SeeFigure28. f Hex Bolt ustment -Gear Figure28 4. Usingawrench,raiseorlowertheleftsideofthedeckbyturning the adjustmentgear.SeeFigure28. Thedeckis properlyleveledwhenbothbladetipmeasurements takenearlierareequal. Retightenthe hexbolt onthe leftdeckhanger bracketwhenproperadjustmentis achieved. Parking Brake Adjustment If thetractordoesnotcometoacompletestopwhenthebrakepedal iscompletelydepressed,or ifthetractor'srearwheelscanrollwith the parkingbrakeapplied(andthe transmissionreliefvalveopen),the brakeisin needofadjustment.Seea Searsorotherqualifiedservice dealerto havethe brakeproperlyadjusted. Adjusting the Seat Referto the Assemblysectionof thismanualfor seatadjustment instructions. Beforeoperatingthetractor,makesuretheseatis engagedinthe seat-stop.Engagethe parkingbrake.Standbehindthe machineand pullbackonseatuntilit clicksintoplace. Steering Adjustment Ifthetractorturnstighterinonedirectionthantheother,or iftheball jointsarebeingreplaceddue todamageorwear,thesteeringdrag linksmayneedto beadjusted. Adjustthedraglinksso thatequallengthsof each arethreadedinto theballjointontheleft sideandtheballjointon therightside: 1. Removethehexnutbelowtheballjoint.SeeFigure29. J Figure29 2. Threadtheballjointinwardtoshortenthedraglink.Threadthe balljoint outwardto lengthenthe draglink. 3. Replacethehexnutafterproperadjustmentisachieved. NOTE:Threadingthe balljointstoofar ontothe draglinkswillcause thefronttiresto"toe-in"toofar.Propertoe-inis between1/16"and 5/16". 4. Fronttire toe-incan be measuredas follows: a. Placethesteeringwheelinpositionforstraightaheadtravel. b. Infrontoftheaxle,measurethedistancehorizontallyfrom theinsideoftheleft rimtotheinsideoftherightrim.Notethe distance. c. Behindtheaxle,measurethedistancehorizontallyfromthe insideoftheleftrimtothe insideofthe rightrim.Notethe distance. d. Themeasurementtakeninfrontoftheaxleshouldbe between1/16"and5/16"lessthan themeasurementtaken behindthe axle. 29 Neverstorelawntractorwithfuelin tankindoorsor in poorly ventilatedareaswherefuelfumesmayreachan openflame,spark, or pilotlightasona furnace,waterheater,clothesdryer,or gas appliance, PREPARING THE ENGINE IMPORTANT:Fuelleftin thefueltankduringwarmweatherdeterioratesandwill causeseriousstartingproblems. Topreventgum depositsfromforminginsidetheengine'scarburetor andcausingpossiblemalfunctionof the engine,the fuel systemmust beeithercompletelyemptied,or thegasolinemustbetreatedwitha stabilizerto preventdeterioration. If usingafuelstabilizer: a. Readthe productmanufacturer'sinstructionsand recommendations. b. Addto clean,freshgasolinethe correctamountof stabilizer for thecapacityof the fuel system. c. Fill thefuel tankwithtreatedfueland runtheenginefor 2-3 minutesto get stabilizedfuel intothe carburetor. If emptyingthefuel system: a. Donotdrainfuelwhentheengineishot.Allowtheengine adequatetimetocool. Drainfuelintoan approvedcontainer outdoors,awayfromopenflame. b. Drainanylargevolumeoffuelfromthetankbydisconnectingthe fuel linefromthe in-linefuelfilterneartheengine. SeeToDrainthe Fuelonpage26. Gasolineis extremelyflammableandcan beexplosiveundercertain conditions.Draingasolinebeforestoringtheequipmentfor extended periods.Drainfuelonly intoan approvedcontaineroutdoors,away fromanopenflame.Allowengineto cool.Extinguishcigarettes, cigars,pipes,andother sourcesof ignitionpriorto drainingfuel. Storegasolinein anapprovedcontainerin safelocation. c. Reconnectthefuellineandruntheengineuntilitstartsto falter,then usethe choketo keepthe enginerunninguntilall fuelin thecarburetorhasbeenexhausted. d. Disconnectthefuellineanddrainanyremaininggasoline fromthe system. Gasolineis a toxicsubstance.Disposeof gasolineproperly.Contact yourlocal authoritiesfor approveddisposalmethods. Removethesparkplugandpourone(1)ounceof engineoilthrough the sparkplugholeintothe cylinder.Crankthe engineseveraltimesto distributetheoil. Replacethe sparkplug. PREPARING THE LAWN TRACTOR • Cleanandlubricatetractorthoroughlyasdescribedin the lubricationinstructions. • Do notuse a pressurewasheror gardenhoseto cleanyour unit. • Storemowerinadry,cleanarea.Donotstorenextto corrosivematerials,suchas fertilizer. 30 Beforeperforminganytypeof maintenance/service, disengageall controlsandstoptheengine.Waituntila...