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Page: 1

YARDMACHINES OPERATOR'S MANUAL Chipper - Shredders Model Series 462 thru 465 ( Model 465A shown ) IMPORTANT : READ SAFETY RULES AND INSTRUCTIONS CAREFULLY Warning : This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest - covered , brush - covered or grass - covered land unless the engine's exhaust system is equipped with a spark arrester meeting applicable local or state laws ( if any ) . If a spark arrester is used , it should be maintained in effective working order by the operator . In the State of California the above is required by law ( Section 4442 of the California Public Resources Code ) . Other states may have similar laws . Federal laws apply on federal lands . A spark arrester for the muffler is available through your nearest engine authorized service dealer or contact the service department , P . O . Box 368022 Cleveland , Ohio 44136 - 9722 . MTD PRODUCTS INC . P . O . BOX 368022 CLEVELAND , OHIO 44136 - 9722 PRINTED IN U . S . A . FORM NO . 770 - 10038A 5 / 99
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SECTION 1 : FINDING YOUR MODEL NUMBER This Operator's Manual is an important part of your new chipper - shredder . It will help you assemble , prepare and maintain your chipper - shredder . Please read and understand what it says . Before you prepare your chipper - shredder for its first use , please locate the model plate and copy the information from it in this Operator's Manual . The information on the model plate is very important if you need help from your dealer or the MTD Customer Support Department . • Every chipper shredder has a model plate . You can locate it by standing behind the unit in the operating position and looking down at the frame next to the engine . See Figure 1 . This is where your model number will be . XXX - X - XXX - X - XXX XXXXXXXXXXX L This is where your serial number will be . Copy the model number here : Ml " D fr . . oouom , . os Copy the serial number here : _ i _ _ 1 _ CLEVELAND , OHIO 4413 _ Figure 1 SECTION 2 : CALLING CUSTOMER SUPPORT • LOCATE YOUR MODEL NUMBER AND SERIAL NUMBER - - Record this information in the space provided . To find your unit's specific model number and serial number , see SECTION 1 : FINDING YOUR MODEL NUMBER . • If you are having difficulty assembling this product or if you have any questions regarding the controls , operation or maintenance of this unit , please call the Customer Support Department . • Customer Support can be reached by dialing : 1 - ( 330 ) 220 - 4MTD ( 4683 ) or 1 - ( 800 ) - 800 - 7310 • Please have your model number and serial number ready when you call . • Although both numbers are important , you will be asked to enter only your serial number before your call can be processed .
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SECTION 3 : IMPORTANT SAFE OPERATION PRACTICES WARNING : THIS SYMBOL POINTS OUT IMPORTANT SAFETY INSTRUCTIONS WHICH , IF NOT FOLLOWED , COULD ENDANGER THE PERSONAL SAFETY AND / OR PROPERTY OF YOURSELF AND OTHERS . READ AND FOLLOW ALL INSTRUCTIONS IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE YOUR CHIPPER - SHREDDER . FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY . WHEN YOU SEE THIS SYMBOL : HEED ITS WARNING . WARNING : The Engine Exhaust from this product contains chemicals known to the State of California to cause cancer , birth defects or other reproductive harm . DANGER : Your chipper - shredder was built to be operated according to the rules for safe operation in this manual . As with any type of power equipment , carelessness or error on the part of the operator can result in serious injury . This chipper - shredder is capable of amputating fingers and hands and throwing objects . Failure to observe the following safety instructions could result in serious injury or death . 1 . GENERAL OPERATION • Read this operator's manual carefully in its entirety repair , to protect eyes from foreign objects that may be thrown from the machine . before attempting to assemble this machine . Read , understand , and follow all instructions on the machine • Never place your hands , feet , or any part of your and in the manual ( s ) before operation . Be completely body into the shredder hopper , chipper chute , familiar with the controls and the proper use of the discharge opening , or near any moving part while the machine before operating it . Keep this manual in a engine is running . Keep clear of the discharge safe place for future and regular reference and for opening at all times . If it becomes necessary to push ordering replacement parts . material into the chipper chute or shredder hopper , use a small diameter stick , NOT YOUR HANDS . • Your chipper - shredder is a powerful tool , not a plaything . Therefore , exercise extreme caution at all • If it is necessary for any reason to unclog the feed times . Your unit has been designed to perform two intake or discharge openings or to inspect or repair jobs ; to chip and shred vegetation found in a normal any part of the machine where a moving part can yard . Do not use it for any other purpose . come in contact with your body or clothing , stop the • Never allow children under age 16 to operate the unit . machine , allow it to cool , disconnect the spark plug Children 16 years and older should only operate the wire from the spark plug and move it away from the unit under close parental supervision . Only spark plug before attempting to unclog , inspect or responsible individuals who are familiar with these repair . rules of safe operation should be allowed to use your • Do not operate unit while under the influence of unit . alcohol or drugs . • Keep the area of operation clear of all persons , • The machine should only be operated on a level particularly small children and pets . Stop the engine surface . Never operate your unit on a slippery , wet , when they are in the vicinity of the unit . Keep work muddy or icy surface . Keep your work area clean and area clean and clear of branches or obstacles which clear of branches or obstacles which could cause you could cause you to stumble or fall . to stumble and fall . Do not overreach . Maintaining • When feeding material into this equipment , be proper footing and balance is essential to preventing accidents . extremely careful that pieces of metal , rocks , bottles , cans or other foreign objects are not included . • Do not allow an accumulation of processed material Personal injury or damage to the machine could to build up in the discharge area as this will prevent result . proper discharge and can result in kickback from the • Wear sturdy , rough - soled work shoes and close fitting chipper chute . slacks and shirt . Shirt and slacks that cover the arms • Keep your face and body back from chipper chute to and legs and steel - toed shoes are recommended . Do avoid accidental bounce back of any material . not wear loose fitting clothes or jewelry and secure • Do not transport machine while engine is running . hair so it is above shoulder length . They can be caught in moving parts . Never operate a unit in bare • If the cutting mechanism strikes a foreign object or if feet , sandals or sneakers . Wear gloves when feeding your machine should start making an unusual noise material in the chipper chute or shredder hopper . or vibration , immediately stop the engine and allow the machine to come to a complete stop . Disconnect • Always wear safety glasses or safety goggles , during the spark plug wire and move it away from the spark operation and while performing an adjustment or plug . Take the following steps .
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• Inspecfotrdamage . 3 . SERVICE • Repaoirrreplacaenydamagepdarts . • Use extreme care in handling gasoline and other fuels . They are extremely flammable and the • Checkfor any loosepartsand tightento assurecontinuesdafeoperation . vapors are explosive . • Store fuel and oil in approved containers , away • Neverattemptto attachor removecatchebr ag from heat and open flame , and out of the reach of whenengineis runningS . huttheengineoffand children . Check and add fuel before starting the waitfortheimpelletro cometo a completsetop . engine . Never remove gas cap or add fuel while the Theimpellecrontinuetosrotateforafewseconds aftertheengineisshutoff . Nevepr laceanypartof engine is running . Allow engine to cool at least two minutes before refueling . thebodyintheimpellearreauntiyl ouaresurethe impellehrasstopperdotating . • Replace gasoline cap securely and wipe off any spilled gasoline before starting the engine as it may • Mufflearndenginebecomheotandcancausea burnD . onottouch . cause a fire or explosion . • Extinguish all cigarettes , cigars , pipes and other • Donotallowleavesorotherdebristobuildupon sources of ignition . engine'ms uffleTr . hedebriscouldigniteandcause afire . • Never refuel unit indoors because flammable vapors will accumulate in the area . • Donotattemptot shredorchipmaterialalrgetrhan specifieidnthismanuaPl . ersonianljuryordamage • Never store the machine or fuel container inside tothemachinceouldresult . where there is an open flame or spark such as a Donotoperateengineif aircleaneorrcoverover gas hot water heater , space heater , clothes dryer or furnace . carburetoar ir intakeis removede , xceptfor adjustmenRt . emovaolfsuchpartscouldcreatea • Never run your machine in an enclosed area as the firehazard . exhaust from the engine contains carbon monoxide , which is an odorless , tasteless and • Onlyuseaccessoriaepsprovefodrthismachinbey themanufacturRere . adu , nderstanadn , dfollowall deadly poisonous gas . instructiopnrsovidewdiththeapproveadccessory . • To reduce fire hazard , keep engine and muffler free of leaves , grass , and other debris build - up . Clean • If situationosccurwhicharenotcoveredbythis up fuel and oil spillage . Allow unit to cool at least 5 manuaul , secareandgoodjudgmenCt . ontacytour dealefrorassistance . minutes before storing . • Before cleaning , repairing , or inspecting , make • Keep discharge chute deflector , chipper chute door , and all other guards and safety devices in certain the impeller and all moving parts have stopped . Disconnect the spark plug wire and keep place and operating properly . wire away from spark plug to prevent accidental • Only operate unit in good daylight . Do not operate starting . Do not use flammable solutions to clean unit at night or in dark areas where your vision may air filter . be impaired . • Check the blade and engine mounting screws at 1 CHILDREN frequent intervals for proper tightness . Also visually inspect blades for wear and / or damage ( e . g . , bent , Tragic accidents can occur if the operator is not alert to the cracked ) . Replace with blades which meet original presence of small children . Children are often attracted to equipment specifications . the chipper - shredder and the chipping and shredding activity . Never assume that children will remain where you • Keep all nuts , bolts , and screws tight to be sure the last saw them . equipment is in safe working condition . • Keep children out of the work area and under the • Never tamper with safety devices . Check their watchful eye of a responsible adult other than the proper operation regularly . operator . • After striking a foreign object , immediately stop the • Be alert and turn the unit off if a child enters the engine , disconnect the spark plug wire from the area . spark plug , and thoroughly inspect the unit for any damage . Repair damage before starting and • Never allow children under the age of 16 to operate operating unit . the chipper - shredder . • Do not alter or tamper with the engine's governor setting . The governor controls the maximum safe operating speed of the engine . Overspeeding the engine is dangerous and will cause damage to the engine and to other moving parts of the machine . read , understand and follow the warnings and instructions in this manual and on the machine . _ ARNING - YOUR RESPONSIBILITY : Restrict the use of this power machine to persons who 4
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DANGER A WARNING ROTATING CUTTING BLADES . KEEP HANDS AND FEET OUT OF OPENINGS WHILE MACHINE IS RUNNING . Figure 2 Safety labels found on your unit
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SECTION 4 : SET - UP INSTRUCTIONS , Remove six hex nuts ( A ) and six washers ( B ) IMPORTANT : After assembly , service engine from the weld studs on the flail housing . Leave with gasoline , and check oil level as instructed in the separate engine manual packed with your unit . the support plate in place on the weld studs . See Figure 4 . NOTE : All references to right or left side of the snow thrower are determined from behind the unit in the operating position . FlailHousing UNPACKING Weld Stud _ _ F , 1 . Remove staples , break glue on the top flaps , or cut tape at carton end and peel along top flap to Hex Nut ( A ) . % S open carton . Hopper 2 . Remove any loose parts included with unit ( i . e . , Assembly operator's manual , etc . ) Washer ( B ) _ _ _ 3 . Cut corners and lay end of carton down flat . Support Plate 4 . Remove packing material . 5 . Roll unit out of carton . Check carton thoroughly for loose parts . Figure 4 TOOLS REQUIRED FOR ASSEMBLY 3 . Place hopper assembly into position in front of • Two Adjustable Wrenches flail housing . Align holes in hopper assembly collar with weld studs on flail housing . LOOSE PARTS IN CARTON 4 . Slide hopper assembly onto weld studs . A Hopper Assembly 5 . Replace the washers ( B ) and the hex nuts ( A ) . B Discharge Chute 6 . Tighten the hex nuts ( A ) . C Chipper Chute ( 463 or 465 ) D Bag 7 . Lift hopper until it clicks into the raised position . 8 . Remove wing knobs ( C ) from each side of the discharge chute opening on the chipper ATTACHING THE HOPPER ASSEMBLY shredder . See Figure 5 . AND DISCHARGE CHUTE All Models Hex Lock Nut ( D ) J 1 . Pull the spark plug wire off of the spark plug . Hex Bolt ( F ) See Figure 3 . Spa Hinge g Knob ( C ) Figure 3 Discharge Chute Figure 5
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9 . Use wrenchesto removehex lock nut ( D ) . 4 . Replace the three cupped washers ( cupped side against the chipper chute ) and hex nuts that you Removetwospacers ( E ) , andhexbolt ( F ) from removed in step 1 . Do not tighten the nuts at this top of the housing assembly . For easy time . Make sure to place the cupped side of the assembly , do not removethe secondspacer washer against the chipper chute . fromthehexbolt . SeeFigure5 . 5 . Your unit is shipped with one end of the brace 10 . Placethe dischargechutein positionon the already secured to the lower frame . Loosen the dischargeopening . Insert hex bolt ( F ) and bolts securing the brace to the frame . spacer ( E ) throughhingeon dischargechute , Align the holes on the chute with the holes on andhousing ( spacefritsinsideofhinge ) . the brace . 11 . Placesecondspacer ( E ) overhexbolt ( F ) inside 7 . Attach brace to chipper chute with the hardware theotherhalfofthehinge . Securewithhexlock removed earlier from the brace . Tighten nut ( D ) . Tightensecurely . securely . See Figure 6 . 12 . Securebothsides of dischargechuteto flail , Tighten the bolts securing the brace to the housingusingwing knobs ( C ) . Tightenwing frame . knobs . 9 . Tighten the three nuts on the weld studs holding the chipper chute to the flail housing . ATTACHING THE CHIPPER CHUTE ATTACHING THE BAG ( Model 463 or 465 chipper shredders ) All Models 1 . To attach the bag , place the opening of the bag over the chute deflector so it completely covers the chute deflector . See Figure 7 . 2 . Depress the plunger on the drawstring , and pull on the drawstring until the bag is tight around the chute opening . Release plunger to lock it into Weld Stud ( A ) position . See Figure 7 . Hex Brace Weld Stud ( A ) Figure 6 1 . Remove the three cupped washers and hex nuts from the weld studs ( A ) beside the opening on the left side of the housing . See Figure 6 . 2 . Remove the two hex bolts , lock nuts , and flat washers from the two holes on the upper end of the brace . Figure 7 , Place the chipper chute over the weld studs so the slot on the chute is towards the bottom . Align the three holes on the chute with the three weld studs .
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SECTION 5 : CONTROLS SECTION 6 : OPERATION STOPPING ENGINE Move throttle control lever to STOP position . Disconnect spark plug wire and move away from spark plug to prevent accidental starting . Release Rod shredder , again refer to the safety WARNING : Before using your chipper - practices of this manual . Always be carefu I . GASOLINE AND OIL FILL - UP See engine manual included with your unit Choke Leve • If the unit runs out of gas as it is shredding or chipping , it may be necessary to unclog the unit before it can be restarted . Refer to Removing the Flail Screen in Maintenance Control Starter section . Handle WARNING : Always stop the engine and Figure 8 disconnect the spark plug wire before performing any maintenance or adjust - ments . Release Rod : Used to release the hopper when raising or lowering . See Figure 8 . STARTING ENGINE Choke Lever : Used to enrich the fuel mixture in WARNING : Be sure no one other than the carburetor when starting a cold engine . the operator is standing near the chipper - shredder while starting or operating . Do Starter Handle : Used to manually start the not operate this chipper - shredder unless engine . the chute deflector has been properly Hopper Assembly : Allows leaves and small installed and is secured with the hand branches up to 1 / 2 " diameter to be fed into the knobs . impeller for chipping and shredding . Lower the hopper to collect raked material for shredding . Throttle Control : Regulates speed of the NOTE : To prevent the unit from sliding , place your engine . foot firmly against the wheel . 1 . Attach spark plug wire and rubber boot to spark Chipper Chute : Allows bulky vegetation like plug . stalks or heavy branches to be fed into the impeller 2 . Move choke lever to CHOKE position ( if for chipping and shredding . Maximum diameter is 3 " on model 463 or 465 and 2 " on model 462 . equipped ) . 3 . If restarting a warm engine after a short Catcher Bag ( not shown ) : Used to collect the shutdown , move choke lever to No Choke shredded material . position . 4 . Grasp starter handle and pull rope out slowly until engine reaches start of compression cycle ( rope will pull slightly harder at this point ) . Let the rope rewind slowly .
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5 . Pull ropewitha rapidfull armstroke . Letrope LOWERING THE HOPPER ASSEMBLY returntostarterslowly . 1 . To lower the hopper assembly , use one hand to 6 . Whenenginestarts , movechokeleverto halfd grasp the hand - hold at the top of the hopper chokepositionuntil enginerunssmoothlyan assembly and lift slightly . thento NoChokeposition . 2 . Pull out on the release rod , and lower the hopper 7 . If enginefails to start afterthreepulls , tmoveer assembly to the ground . chokeleverto NoChokepositionandpullstar NOTE : For best performance , it is important to ropeagain . keep the shredding blade and the chipper blades 8 . If enginefires , butdoes not continueto run , sharp . If the composition of the material being movechokeleverto FullChokepositionandpull discharged changes ( becomes stringy , etc . ) or if the ropeagain . rate at which the material is discharged slows down 9 . Movechokeleverto OFF positionas engine considerably , it is likely that the shredding blade and / warmsup . or chipper blades are dull and need to be sharpened or replaced . Refer to Maintenance section . NOTE : A noise will be heard when finding the start of the compression cycle . This noise is caused by IMPORTANT : There is a flail screen located the flails and fingers which are part of the shredding inside the housing in the discharge area . If the flail mechanism falling into place , and should be screen becomes clogged , remove and clean as expected . In addition , the flails and fingers will be instructed in the Maintenance section . noisy after the engine is started , until the impeller WARNING : The chipper - shredder dis - reaches full speed . charges materials with considerable USING YOUR CHIPPER - SHREDDER velocity . Keep away from the area around the discharge chute . Always stop the WARNING : Do not attempt to shred or engine and disconnect spark plug wire chip any material other than vegetation when removing or attaching the bag , found in a normal yard ( i . e . , branches , changing containers , or removing the leaves , twigs , etc . ) . shredded material . Wear safety glasses and gloves whenever using your chipper - shredder . • Leaves and small branches up to 1 / 2 " diameter ( maximum ) can be fed into the hopper assembly when it is in the raised or SECTION 7 : MAINTENANCE lowered position . • For model 462 , bulky material , such as stalks or heavy branches , up to 2 " in diameter GENERAL RECOMMENDATIONS should be fed into the chipper chute . • Always observe safety rules when performing • For model 463 or 465 , bulky material , such as any maintenance . stalks or heavy branches , up to 3 " in diameter • The warranty on this chipper shredder does should be fed into the chipper chute . not cover items that have been subjected to operator abuse or negligence . To receive full WARNING : Do not put material larger value from the warranty , operator must than is specified into the hopper , and / or maintain the chipper shredder as instructed in into the chipper chute . Personal injury or this manual . damage to the machine could result . • Periodically check all fasteners and make sure these are tight . If it becomes necessary to push material into WARNING : Always stop the engine and the chipper - shredder , use a small diameter disconnect the spark plug wire before stick - - NOT YOUR HANDS . The stick should performing any maintenance or adjust - be small enough that it will be ground up if it ments . Never remove discharge chute gets into the impeller assembly . until the engine has completely stopped .
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AIR CLEANER , _ WARNING " Temperature of muffler and nearby areas may exceed 150 ° F ( 65 ° C ) . The air cleaner prevents damaging dirt , dust , etc . , Avoid these areas . from entering the carburetor and being forced into the engine and is important to engine life and performance . Never run the engine without air cleaner completely assembled . LUBRICATION • Service the air cleaner according to the Lubricate the pivot points on the release rod bracket , separate engine owner's guide supplied with hopper assembly , and chute deflector once a your chipper shredder . season using a light oil . CARBURETOR CLEANING WARNING : If any adjustments are made • Clean engine periodically . Remove dirt and debris with a cloth or brush . to the engine while the engine is running ( e . g . carburetor ) , keep clear of all moving parts . • Frequently remove leaves , dirt and debris Be careful of heated surfaces and muffler . from cooling fins , air intake screen and levers and linkage . This will help ensure adequate cooling and correct engine speed . • Service the carburetor according to the • Clean the chipper shredder by running water separate engine owner's guide supplied with from a hose through the hopper assembly and your chipper shredder . chipper chute with the engine running . Allow the chipper - shredder to dry thoroughly . ENGINE SPEED NOTE : Cleaning with a forceful spray of water is • The engine speed on your chipper - shredder not recommended as water could contaminate the has been set at the factory . Do not attempt to fuel system . increase engine speed or it may result in • Wash the bag periodically with water . Allow to personal injury . If you believe the engine is dry thoroughly in the shade . Do not use heat . running too fast or too slow , take your chipper - shredder to the nearest service center for ENGINE OIL repair and adjustment . The engine oil is the most important " insurance SPARK PLUG policy " your new chipper shredder has . It protects it from excess wear and tear and helps the cooling • Service the spark plug according to the process . It is important that you maintain the engine separate engine owner's guide supplied with oil at the proper level and that it is changed on a your chipper shredder . regular basis . REMOVING THE FLAIL SCREEN • Service the engine oil according to the separate engine owner's guide supplied with If the discharge area becomes clogged , remove the your chipper shredder . flail screen and clean area as follows : See Figure 9 . 1 . Stop engine , make certain the chipper - shredder To Drain Oil has come to a complete stop and disconnect Drain oil while engine is warm . Follow the spark plug wire from the spark plug before instructions given below . unclogging the chute . • Remove oil drain plug or cap . The plug or cap 2 . Remove the two hand knobs on each side of the is located in front of the engine or under the discharge chute ( also called the chute deflector ) . frame . Catch oil in a suitable container . 3 . Lift the discharge chute up , and keep it out of • When engine is drained of all oil , replace drain the way . plug or cap securely . 4 . Remove two hairpin clips from the clevis pins • Refill with fresh oil . which extend through the housing . Remove the • Replace dipstick . clevis pins . 5 . Pull the flail screen from inside the housing . 6 . Clean the screen by scraping or washing with water . 10
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7 . Reinstaltlhescreen . 8 . Put the dischargechuteback to its original positionandtightenthehandknobs . NOTE : Be certain to reassemble the flail screen with the curved side down . Clevis Pin Hex Nuts Discharge Chute Figure 10 . Remove the other blade in the same manner . Flail Chipper Chute Screen 7 . Replace or sharpen blades . 8 . If sharpening , make certain to remove an equal amount from each blade . Hairpin / 9 . Reassemble in reverse order . Make certain Clip / Hand Knobs blades are reassembled with the sharp edge facing the direction shown in Figure 10 ( sharp Figure 9 edge is assembled toward the slotted opening at SHARPENING OR REPLACING THE the bottom ) . CHIPPER BLADES 10 . Torque bolts and nuts to 250 - 350 inch - pounds . All models SHARPENING OR REPLACING THE . Disconnect spark plug wire and move it away SHREDDER BLADE from spark plug . The shredder blade may be removed for sharpening . Remove the flail screen as instructed in previous or replacement as follows . See Figure 11 . section . 1 . Disconnect spark plug wire and move it away 3 . Using a wrench , remove the chipper chute by from spark plug . removing three hex nuts and washers . 2 . Lower the hopper assembly . Block up the Model 463 or 465 housing . 4 . Use an adjustable wrench , to remove the brace holding the chipper chute to the frame by Allen Screws removing the hex bolts . All models 5 . Rotate the impeller assembly by hand until you locate one of the two chipper blades in the chipper chute opening . Remove the blade , using Pipe a 3 / 16 " allen wrench on the outside of the blade and an adjustable wrench on the impeller assembly ( inside the housing ) . See Figure 10 . Blade Torque Wrench Figure 11 11
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3 . Removethesix hexlocknutsandflat washers SECTION 8 : OFF - SEASON fromthehousingweldboltsusinga 1 / 2 " wrench . Separatethechipper - shreddienrtotwohalves . STORAGE 4 . Removethesupporpt late . Prepare your chipper - shredder for storage at the end of the season or if the unit will not be used for 30 NOTE : When reassembling , make certain the days or more . The following steps should be taken embossed tab faces inward towards the impeller . to prepare your shredder for storage . 5 . Remove the two hand knobs and cupped 1 . Clean and lubricate the shredder thoroughly . washers which secure the discharge chute . 2 . Refer to engine manual for correct engine Raise the discharge chute . storage instructions . 6 . Insert a 1 / 2 " or 3 / 4 " diameter pipe through the 3 . If storing an unventilated or metal storage shed , flail screen into the impeller to keep it from coat metal parts with a light oil or silicone to turning , or remove the flail screen and insert a prevent rust . piece of wood ( 2 x 4 ) into the chute opening . 4 . Store in a cool dry place . Do not store next to 7 . Remove the two outside screws on the blade , corrosive materials such as fertilizer . using a 3 / 16 " allen wrench and a 1 / 2 " wrench . 8 . Remove the blade by removing the center bolt , lock washer and flat washer . the blade to avoid contacting the weld gbolts , _ WARNING " Use caution when removin on the housing . g , When sharpening the blade , follow the original angle of grind as a guide . It is extremely important that each cutting edge receives an equal amount of grinding to prevent an unbalanced blade . 10 . An unbalanced blade will cause excessive vibration when rotating at high speeds and may cause damage to the unit . The blade can be tested for balance by balancing it on a round shaft screwdriver or nail . Remove metal from the heavy side until it is balanced evenly . See Figure 12 . 11 . When reassembling the blade , tighten center bolt to between 550 and 700 inch - pounds and the two outer bolts to between 250 and 350 inch - pounds , or lacking torque wrench , tighten securely . See Figure 11 . 1 . Insert screw driver through hole d / 2 . Blade should be parallel to ground Screw Driver _ , Blade _ / o - o _ _ Ground Figure 12 12
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SECTION 9 : TROUBLE SHOOTING GUIDE Corrective Action Trouble Possible Cause ( s ) Engine fails to start Dirty air cleaner . Refer to the engine manual packed with your unit . Choke not in ON position . Move switch to ON position . Spark plug wire disconnected . Connect wire to spark plug . Cannot pull recoil cord . Obstruction lodged in impeller . Stop immediately and disconnect spark plug wire . Remove lodged object . Fuel tank empty , or stale fuel . Fill tank with clean , fresh gasoline . Fuel will not last over thirty days unless a fuel stabilizer is used . Fuel shut - off valve closed ( if so Open fuel shut - off valve . equipped ) . Faulty spark plug . Clean , adjust gap or replace . Loss of power ; operation Spark plug wire loose . Connect and tighten spark plug wire . erratic Unit running on CHOKE . Move choke lever to OFF position . Blocked fuel line or stale fuel . Clean fuel line ; fill tank with clean , fresh gasoline . Fuel will not last over thirty days unless a fuel stabilizer is used . Disconnect fuel line at carburetor to drain fuel tank . Water or dirt in fuel system . Refill with fresh fuel . Carburetor out of adjustment . Refer to the engine manual packed with your unit . Dirty air cleaner . Refer to the engine manual packed with your unit . Engine overheats Carburetor not adjusted prop - Refer to the engine manual packed with your unit . erly . Refer to the engine manual packed with your unit . Dirty air cleaner . Fill crankcase with proper oil . Engine oil level low . Too much vibration Loose parts or damaged Stop engine immediately and disconnect spark plug impeller . wire . Have unit serviced by an authorized service dealer . Unit does not discharge Discharge chute clogged . Stop engine immediately and disconnect spark plug wire . Clean flail screen and inside of housing . See Maintenance section of this manual . Low engine RPM . Always run engine at full throttle Foreign object lodged in Stop engine immediately and disconnect spark plug impeller . wire . Remove lodged object . Rate of discharge slows Low engine RPM . Always run engine at full throttle considerably or composition Shredding blade and / or chipper Replace shredding and chipper blades or see your blades dull . authorized service dealer . of discharged material changes Note : For repairs beyond the minor adjustments above , contact your local authorized service dealer . Tow Hitch Kit ( Optional ) 5 _ ' _ Model 290 - 010 - 000 / _ REF . PART NO . NO DESCRIPTION 1 681 - 0133 Tow Bar Tongue 2 681 - 0134 Tow Bar Base 3 710 - 3001 Hex Cap Screw 3 / 8 - 16 4 711 - 0299 Clevis Pin 5 711 - 0835 Clevis Pin 4 9 7 6 712 - 0798 Hex Nut 3 / 8 - 16 7 732 - 0194 Spring Pin 8 736 - 0133 Flat Washer . 411 x 1.25 x 1.00 9 736 - 0169 Lock Washer 3 / 8 8 2 13
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Model Series 462 thru 465 1 3 14 / 15 11 17 22 13 24 \ 10 _ 23 27 28 25 42 39 53 24 / 5O 43 51 _ @ 3O 61 66 60 71 59 74 70 72 \ 68 69 14
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Model Series 462 thru 465 REE PART REF . PART NO . NO . DESCRIPTION NO . NO . DESCRIPTION 1 731 - 1899 736 - 0119 Lock Washer 5 / 16 Chipper Chute 44 2 728 - 0175 719 - 0329 Flail Blade Pop Rivet 45 3 735 - 0249 715 - 0166 Chute Flap 46 Spiral Pin 4 781 - 0633 781 - 0735 Flat Strip 47 Spring Pin 5 710 - 0751 710 - 1254 Hex Cap Screw 1 / 4 - 20 x . 620 48 Hex Cap Screw 3 / 8 - 24 x 2.25 6 681 - 0068 736 - 0217 Lock Washer 3 / 8 Chipper Chute Am 49 7 736 - 0173 Flat Washer . 28 ID x . 74 OD 50 736 - 0247 Flat Washer 3 / 8 x 1.25 8 710 - 0106 726 - 0214 Hex Cap Screw 1 / 4 - 20 x 1.25 51 Push Cap 9 749 - 1004 734 - 1600 Chute Support 52 Wheel Assy Comp 10.0 x 2.5 10 712 - 3027 734 - 1597 Wheel Assy Comp 10.0 x 4 x 4 Hex Flange Nut 1 / 4 - 20 11 710 - 0106 734 - 1455A Hex Cap Screw 1 / 4 - 20 x 1.25 Rim Assy Comp . 12 712 - 3010 Hex Nut 5 / 16 - 18 734 - 1598 Tire Only 13 736 - 0242 Bell Washer . 340 ID x . 872 OD 734 - 0255 Air Valve 14 681 - 0095 737 - 0211A Complete Chipper Chute Grease Fitting 15 712 - 3010 Hex Nut 5 / 16 - 18 53 681 - 0004A Front Housing Asm 16 736 - 0242 Bell Washer . 340 ID x . 872 OD 54 710 - 0825 Hex Cap Screw 1 / 4 - 20 x 3.75 17 681 - 0094 Chute Asm 55 734 - 1455A Rim 18 720 - 0170 Knob 5 / 16 - 18 56 738 - 0814 Shredder Axle 21.2 " ( 462 or 463 ) 19 714 - 0149B Cotter Pin 738 - 0813 Shredder Axle 22.5 " ( 465 ) 20 781 - 0457 Shredder Screen 57 750 - 0786 Spacer 21 711 - 0835 Clevis Pin 58 741 - 0487A Flange Bearing 22 712 - 3027 Hex Lock Nut 1 / 4 - 20 59 781 - 0515 Support Bracket 23 712 - 3004A 781 - 0574 Shredder Plate Flange Hex Lock Nut 5 / 16 - 18 60 24 750 - 0793 681 - 0104 Bracket Asm Spacer 61 25 681 - 0117 750 - 0785 Spacer Rear Housing Asm 62 26 726 - 0211 U Nut 5 / 16 - 18 63 732 - 0306 Compression Spring 27 781 - 0510B Shredder Frame 64 736 - 0117 Flat Washer 3 / 8 x . 620 x . 033 28 710 - 0805 714 - 0104 Cotter Pin Hex Cap Screw 5 / 16 - 18 x 1.5 65 29 736 - 0170 Bell Washer 5 / 16 x 1.0 66 736 - 0264 Flat Washer 30 710 - 3008 711 - 1128 Release Rod Hex Cap Screw 5 / 16 - 18 x . 75 67 31 710 - 0157 736 - 0264 Flat Washer . 330 ID x . 630 OD Hex Cap Screw 5 / 16 - 24 x . 75 68 32 736 - 0119 Lock Washer 5 / 16 69 712 - 0429 Hex Lock Nut 5 / 16 - 18 33 736 - 0329 Lock Washer 1 / 4 70 710 - 0376 Hex Cap Screw 5 / 16 - 18 x 1.0 34 710 - 0599 Hex Washer Screw 1 / 4 - 20 x . 5 71 736 - 0362 Flat Washer . 320 ID x 1.25 OD 35 712 - 3004A Hex Lock Nut 5 / 16 - 18 72 731 - 1710 Collar - Hopper 36 710 - 1502 Hex Washer Screw 73 681 - 0123 Hopper Bracket Asm 37 751 - 0646 Muffler Bracket Guard 74 731 - 1707 Hopper 38 751 - 0447 Deflector 75 710 - 3008 Hex Cap Screw 5 / 16 - 18 x . 75 39 710 - 1054 Flat Screw 5 / 16 - 24 x 1.0 76 711 - 0833B Clevis Pin 40 781 - 0490 737 - 0195 Chipper Blade 77 Oil Drain Elbow ( Not Shown ) 41 712 - 0411 Hex Lock Nut 5 / 16 - 24 723 - 0400 Safety Glasses ( Not Shown ) 42 681 - 0030 764 - 0199A Bag ( Not Shown ) Impeller Asm 43 742 - 0571 Shredder Blade 15
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MANUFACTURER'S LIMITED WARRANTY FOR " YARDMACHINES The limited warranty set forth below is given by MTD b . Routine maintenance items such as lubricants , filters , PRODUCTS INC ( " MTD " ) with respect to new merchandise blade sharpening and tune - ups , or adjustments suchck as brake adjustments , clutch adjustments or de purchased and used in the United States , its possessions adjustments ; and normal deterioration of the exterior and territories , finish due to use or exposure . c . Log splitter pumps , valves and cylinders have a sepa - MTD warrants this product against defects in material and rate one year warranty . workmanship for a period of two ( 2 ) years commencing on d . MTD does not extend any warranty for products sold the date of original purchase and will , at its option , repair or or exported outside of the United States of America , replace , free of charge , any part found to be defective in its possessions and territories , except those sold material or workmanship . This limited warranty shall only through MTD's authorized channels of export distribu - apply if this product has been operated and maintained in tion . accordance with the Operator's Manual furnished with the product , and has not been subject to misuse , abuse , com - No implied warranty , including any implied warranty of mercial use , neglect , accident , improper maintenance , merchantability or fitness for a particular purpose , alteration , vandalism , theft , fire , water or damage because applies after the applicable period of express written of other peril or natural disaster . Damage resulting from the warranty above as to the parts as identified . No other installation or use of any accessory or attachment not express warranty or guaranty , whether written or oral , approved by MTD Products Inc . for use with the product ( s ) except as mentioned above , given by any person or covered by this manual will void your warranty as to any entity , including a dealer or retailer , with respect to any resulting damages , product shall bind MTD . During the period of the War - ranty , the exclusive remedy is repair or replacement of Normal wear parts or components thereof are subject to the product as set forth above . ( Some states do not separate terms as follows : All normal wear part or compo - allow limitations on how long an implied warranty lasts , so nent failures will be covered on the product for a period of the above limitation may not apply to you . ) 90 days regardless of cause . After 90 days , but within the two year period , normal wear part failures will be covered The provisions as set forth in this Warranty provide the ONLY IF caused by defects in material or workmanship of sole and exclusive remedy arising from the sales . MTD OTHER component parts . Normal wear parts and compo - shall not be liable for incidental or consequential loss nents include , but are not limited to , belts , blades , blade or damages including , without limitation , expenses adapters , grass bags , rider deck wheels , seats , snow incurred for substitute or replacement lawn care ser - thrower skid shoes , shave plates and tires . Batteries are vices , for transportation or for related expenses , or for covered by a 90 - day limited replacement warranty , rental expenses to temporarily replace a warranted product . ( Some states do not allow the exclusion or limita - HOW TO OBTAIN SERVICE : Warranty service is available , tion of incidental or consequential damages , so the above WITH PROOF OF PURCHASE THROUGH YOUR LOCAL exclusion or limitation may not apply to you . ) AUTHORIZED SERVICE DEALER . To locate the dealer in your area , please check for a listing in the Yellow Pages or In no event shall recovery of any kind be greater than the contact the Customer Service Department of MTD PROD - amount of the purchase price of the product sold . Alteration UCTS INC by calling 1 - 800 - 800 - 7310 or writing to P . O . Box of the safety features of the product shall void this War - 368022 , Cleveland , Ohio 44136 - 9722 . No product returned ranty . You assume the risk and liability for loss , damage , or directly to the factory will be accepted unless prior written injury to you and your property and / or to others and their permission has been extended by the Customer Service property arising out of the use or misuse or inability to use Department of MTD PRODUCTS INC . the product . This limited warranty does not provide coverage in the This limited warranty shall not extend to anyone other than following cases : the original purchaser , original lessee or the person for a . The engine or component parts thereof . These items whom it was purchased as a gift . carry a separate manufacturer's warranty . Please refer How State Law Relates to this Warranty : This limited to the applicable manufacturer's warranty on these items . warranty gives you specific legal rights , and you may also have other rights which vary from state to state .
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