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MTD 54M Operator's Manual
MTD 54M Operator's Manual

MTD 54M Operator's Manual

21-inch rotary lawn mower
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Safety • Assembly • Operation • Tips & Techniques • Maintenance • Troubleshooting • Parts Lists • Warranty
OF
A
O
AL
21 =inch Rotary Lawn Mower-
Model 54M
iMPORTANT
READ SAFETY
RULES AND iNSTRUCTiONS
CAREFULLY
BEFORE
OPERATION
Warning:
This unit is equippedwithan internal combustionengineand shouldnot be usedon or nearany uniiprovedforest-covered, b rush-
coveredor grass-covered land unlesstheengine'sexhaustsystemis equippedwith a sparkarrestermeetingapplicablelocalor statelaws(if any).
If a sparkarresteris used,it shouldbe maintainedin effectiveworkingorder by the operator.In theState of Californiathe aboveis requiredbylaw
(Section4442 of the CaliforniaPublicResources Code). Otherstatesmay havesimilarlaws.Federallaws applyon federallands.A sparkarrester
for the muffleris availablethroughyour nearestengineauthorizedservicedealeror contactthe servicedepartment,RO. Box361131 Cleveland,
Ohio 44136-0019.
PRINTEDIN U.S.A
MTD LLC, P.O. BOX 361131 CLEVELAND,
OHIO 44136-0019
FORMNO.769-02396A
9/29/2006

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Summary of Contents for MTD 54M

  • Page 1 If a sparkarresteris used,it shouldbe maintainedin effectiveworkingorder by the operator.In theState of Californiathe aboveis requiredbylaw (Section4442 of the CaliforniaPublicResources Code). Otherstatesmay havesimilarlaws.Federallaws applyon federallands.A sparkarrester for the muffleris availablethroughyour nearestengineauthorizedservicedealeror contactthe servicedepartment,RO. Box361131 Cleveland, Ohio 44136-0019. FORMNO.769-02396A PRINTEDIN U.S.A 9/29/2006 MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019...
  • Page 2 Model Number Serial Number model plate providedto the right. You can locatethe model plateby standingat the operatingpositionand lookingdown at the rear of the deck. This information MTD LLC will be necessaryto use the manufacturer'sweb P.O= 361131 site,to obtain assistancefrom the CustomerSup-...
  • Page 3 Sight and hold this levelwith a vertical tree... !i!_i!il < or a corner of a building... or a fence post fir_e (repros er_ts a 15o 15°...
  • Page 4 WARNING: Engine Exhaust, some of its constituents, and certain vehicle compo- nents contain or emit chemicals known to State of Californiato cause cancer and birth defects or other reproductiveharm. DANGER: This machine was built to be operated according to the rules for safe operation in this manual.
  • Page 5 19.Shutthe engine off and waituntil the bladecomesto a 6. Extinguishall cigarettes,cigars, pipesand othersources completestop beforeremovingthe grasscatcheror unclog- of ignition. ging the chute. 7. Neverfuel machineindoorbecauseflammablevapors will The cutting bladecontinuesto rotatefora few secondsafter accumulatein the area. the engine is shut off. Neverplace any partof the body in 8.
  • Page 6 1. Removeanypackingmaterial.Thefirst step in assemblyis to attachthe rearwheels. a. Placerearof the mowerdeck on raisedblocks. b. Removelock nutand washer(if equipped)from pivotarm assembly,Figure3-1.(On selectmodels, these maybe includedseparatelyin a plasticbag). c. Slidewasher (if equipped)followedbythe wheel (bothwith hollowside in) ontopivot arm. See Figure3-1. d. Securewith lock nut removed earlier. e.
  • Page 7 c. Slip starterropeinto ropeguide. d. Tightenwing nut. 5. To securecablesto the handle,insert postson cable ties intoholesprovidedon the lowerhandle.Pullcable ties tight andtrim excess. 6. Followstepsbelowto assemblethe grasscatcher. Makecertainbag is turned rightsideout before assembling(warninglabelwill be on the outside) a. Placebag overframe sothat its black plasticside is at the bottom.
  • Page 8 Know Your Lawn Mower Blade Control Choke Knob You r LaWn Recoil Starter Mower Fill Cutting Height AdjustmentLevers (one at eachwheel) WARNING MulchingPlug This blade control mechanism is a safety device. Do not bypass its operations, Figure4-1:The majorcomponentson the mower. Use extreme care Now that youhavesetupyour lawnmowerforoperation, Mulching...
  • Page 9 WARNING:The operationof any lawn mowercan result in foreign objectsbeing thrownintothe eyes,whichcan damageyoureyes severely.Nways wear safetyglasseswhileoperating the mower,or whileperformingany adjustmentsor repairson it. Starting Engine WARNING:Be sure no one otherthan the operatoris standingnear the lawn mower whilestartingengineor operatingmower. Neverrun engine indoorsor in enclosed, poorly ventilatedareas.
  • Page 10 Lubrication 1. Lubricatepivot pointson theblade controlat least oncea seasonwith lightoil. The bladecontrol must operatefreely in both directions.See Figure5-1. 2. Lubricatethe wheelsat least oncea seasonwith lightoil (or motoroil). If wheelsare removedfor any reason,lubricatesurfaceof the pivotarm and inner surfaceof thewheelwith light oil. See Figure5-1. Your LaWn 3.
  • Page 11 ARNING:Whenremovingthe cuttingblade for sharpening or replacement, protectyour hands with a pairof heavy gloves or use a heavy rag to hold the blade. Maintaining Periodically inspect t he bladeadapterfor cracks, especiallyif youstrikea foreignobject. Replacewhen necessary.Followthe stepsbelowfor blade service. 1. Disconnectsparkplug wirefrom spark plug.Turn moweron itsside makingsurethat the air filter and the carburetorare facing up.
  • Page 12 Problem Remedy Cause "Frouble 1. Sparkplug bootloose. Engineruns erratic 1. Connectand tightenspark plug boot. 2. Blockedfuel line or stale fuel. 2. Cleanfuel line; fill tank with clean, fresh gasoline. 3. Clearvent. 3. Ventin gas cap plugged. 4. Drainfueltank. Refillwith 4. Wateror dirt in fuel system. For repairs beyond fresh fuel.
  • Page 13 WARNIN DO NOT remove safety any)labels from mower for any reason. ii i _iI_ ii NOTE: Safety labels vary by model. Not all labels shown on this page are applicable to all Lawn Mower models.
  • Page 14 WARNING: Gasoline and its vapors are extremely flammable and explosive. Fire or explosion can cause severe burns or death. If gasoline is spilled on yourself or your clothes, wash your skin and change clothes immediately. Gasoline and its vapors are •...
  • Page 15 • Tie up long hairand removejewelry. Running engine produces heat. Engine parts, especially muffler, • Do notwear loose-fitting clothing,danglingdraw- stringsor itemsthat couldbecomecaught. become extremely hot. Severe thermal burns can occur on contact. Combustibledebris, such as leaves, grass, brush, etc., (kickback) will pull hand and Rapid retraction of starter cord can catch fire.
  • Page 16 Know Your Engine f"- Fuel Cap Air Cleaner Starter Oil Fiii Cap Oil Drain-----_ Muffler Spark Plug !%5 Eng!n eSh°wn t Figure 9-1:The major c omponents oftheengine. Theshroud onyourengine may differ. IMPORTANT:This engine is shipped Readthis sectionbeforestartingyourlawnmowerengine.Comparethe illustrations in Figure9-1with your lawn without gasoline or oil mowerengineto familiarizeyourselfwith the locationof variouscontrolsand adjustments.
  • Page 17 Check Oil Level IMPORTANT:Be sureto checkthe engineon a level surfacewith the engine stopped. Removethe oil fillercap and wipethe dipstickclean. See Figure9-2. Insertthe dipstickintothe oil fillerneck, butdo not screwit in. if the levelislow,slowlyadd oil to the upperlimit on thedipstick. Tightendipstickfirmlybeforestartingengine. IMPORTANT:Donotoverfill.Overfillingwith oil may causesmoking,hardstarting,spark plug fouling,or oil saturationof air cleaner.
  • Page 18 WARNING:Shut off the engine before Periodicinspectionand adjustment o f theengine is performingany maintenance. To essentialif high levelperformanceis to be maintained. preventaccidental start-up, disconnect Regularmaintenancewillalso ensurea long servicelife. the spark plug boot. The requiredserviceintervalsand the kindof mainte- nanceto be performed are describedin thetable below. IMPORTANT:If enginemustbe tippedto transport Followthe hourlyor calendarintervals,whicheveroccur equipmentor to inspector removegrass,keepspark...
  • Page 19 IMPORTANT: U sedmotoroil may causeskin cancer if repeatedly left in contactwith the skin for prolonged periods.Althoughthis is unlikelyunlessyou handleused PaperElement oil on a dailybasis,it is still advisableto thoroughlywash yourhandswith soapand wateras soon as possible after handlingusedoil. NOTE:Pleasedisposeof usedmotoroil in a mannerthat is compatiblewith the environment.
  • Page 20 Storage Enginesstoredover30 daysneed to be drainedof fuel to preventdeteriorationand gumfrom formingin fuel Electrode systemor on essentialcarburetorparts. If the gasolinein yourenginedeterioratesduringstorage,you mayneed to havethe carburetor, a nd otherfuel systemcomponents, servicedor replaced. Maintaining 1. Removeall fuel fromtank by runningengineuntil it stopsfrom lack of fuel. 2.
  • Page 21 NOTES...
  • Page 22 Model 54M Wheel Treads K2 Bar...
  • Page 23 Re,. ]po,tNo.ooso,iptioo Re,. l po,tNo. [ooso,iptioo 731-048591- BaiIOover 738-0507B ShoulderScrew,.5D x .434 712-04064 FlangeLockNut 1/2-20 732-0404 FrontSpringLever I m _ 726-0240 CableTie 720-0426 HeightAdjust Knob Parts List 664-04027 GrassBag Assembly 710-0599 TT Screw,1/4-20x.500 736-0270 BellWasher 747-04080 GrassBag Frame 710-0654A TT Screw,3/8-16x 1.0 731-05401 EngineShroud 731-05642...
  • Page 24 Engine 1 P65...
  • Page 25 Ref. Part No. Description 951-10337 FuelTank 951-10336 Flywheel S hroud 951-10335 RubberFuelTankMountingWasher 951-10334 Oil FillerTubeAssembly 951-10333 DipstickAssembly 951-10406 CylinderHeadComplete 951-10407 Short BlockAssembly 951-10320 Stop Switchand BrakeAssembly 951-10319 RecoilSpringand PulleyAssembly 951-10314 PushRod Kit 951-10313 ValveKit 951-10370 Oil DrainPlugand WasherAssembly 951-10367 IgnitionCoil 951-10309 CarburetorAssembly 951-10307...
  • Page 26 MTD. OWNER'S WARRANTY RESPONSIBILITIES: As the smalloff-roadengineowner,youare responsible for the performance of the requiredmaintenancelistedin yourOwner'sManual.MTD recommends that you retainall your receiptscoveringmaintenances on yoursmall off-roadengine,but MTDcan notdenywarrantysolely for the lack of receiptsor for yourfailureto ensurethe performanceto all scheduledmaintenance. As the smalloff-roadengineowner,youshouldhoweverbe awarethat MTDmaydenyyour warrantycoverageifyoursmall off-roadengineor part hasfaileddue to abuse,neglect,improper m aintenance or unapprovedmodifications.
  • Page 27 (9) Any replacement p art maybe usedin the performance of any warrantymaintenance or repairsand mustbe providedwithoutchargetothe owner.Such usewill not reducethe warrantyobligationsof MTD. (10) Add-onor modifiedparts that are not exemptedby theAir ResourcesBoardmay not be used.The useof anynon-exempted add-onor modifiedpartsshall be groundsfor disallowinga warrantyclaimmade in accordancewith this article.The enginemanufacturer shall notbe...
  • Page 28 MTD. Duringthe useof any part, accessoryor attachmentnotapprovedby MTDfor use periodof the warranty, the exclusive remedyis repairor replacement with the product(s)coveredbythis manualwill voidyourwarrantyas to of the productas set forth above.