Yard Machines 462 Thru 465 Chipper User Manual
Contents
1. SECTION 7 MAINTENANCE GENERAL RECOMMENDATIONS Always observe safety rules when performing any maintenance The warranty on this chipper shredder does not cover items that have been subjected to operator abuse or negligence To receive full value from the warranty operator must maintain the chipper shredder as instructed in this manual Periodically check all fasteners and make sure these are tight WARNING Always stop the engine and A disconnect the spark plug wire before performing any maintenance or adjust ments Never remove discharge chute until the engine has completely stopped WARNING Temperature of muffler and nearby areas may exceed 150 F 65 C Avoid these areas LUBRICATION Lubricate the pivot points on the release rod bracket hopper assembly and chute deflector once a season using a light oil CLEANING Clean engine periodically Remove dirt and debris with a cloth or brush Frequently remove leaves dirt and debris from cooling fins air intake screen and levers and linkage This will help ensure adequate cooling and correct engine speed Clean the chipper shredder by running water from a hose through the hopper assembly and chipper chute with the engine running Allow the chipper shredder to dry thoroughly NOTE Cleaning with a forceful spray of water is not recommended as water could contaminate the fuel system Wash the bag periodically with water Allow to dry thorou2. Routine maintenance items such as lubricants filters blade sharpening and tune ups or adjustments such as brake adjustments clutch adjustments or deck adjustments and normal deterioration of the exterior finish due to use or exposure c Log splitter pumps valves and cylinders have a sepa rate one year warranty d MTD does not extend any warranty for products sold or exported outside of the United States of America its possessions and territories except those sold through MTD s authorized channels of export distribu tion No implied warranty including any implied warranty of merchantability or fitness for a particular purpose applies after the applicable period of express written warranty above as to the parts as identified No other express warranty or guaranty whether written or oral except as mentioned above given by any person or entity including a dealer or retailer with respect to any product shall bind MTD During the period of the War ranty the exclusive remedy is repair or replacement of the product as set forth above Some states do not allow limitations on how long an implied warranty lasts so the above limitation may not apply to you The provisions as set forth in this Warranty provide the sole and exclusive remedy arising from the sales MTD shall not be liable for incidental or consequential loss or damages including without limitation expenses incurred for substitute or replacement lawn care ser
3. 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 WARNING YOUR RESPONSIBILITY Restrict the use of this power machine to persons who A DANGER TO AVOID SERIOUS INJURY DO NOT DEPOSIT BRANCHES LARGER THAN 1 2 INCH DIAMETER INTO THIS HOPPER WEAR APPROVED SAFETY GLASSES GLOVES AND EAR PROTECTION AVOID LOOSE FITTING CLOTHING Read the Owner s Manual before starting and using this chipper shredder Keep hands feet face and clothing out of shredder hopper inlet and chipper chute inlet Keep hands feet face and clothing away from discharge area and moving parts Keep hands and feet out of discharge opening when chipper shredder is running The rotating cutting blades inside opening will cause serious personal injury Do not transport unit with engine running Keep bystanders children and pets away from operating and discharge If chipper shredder jams or becomes clogged shut engine off right away and wait for all moving parts to come to a complete stop Disconnect the spark plug wire and prevent it from touching the spark plug Use only a long wooden stick or long handled shovel to clear away discharged materials or blockages Keep all shields and guards in place and securely attached DO NOT use hands or feet to clear mater
4. snow thrower are determined from behind the unit in the operating position Flail Housing UNPACKING g Weld Stud 1 Remove staples break glue on the top flaps or Washer B cut tape at carton end and peel along top flap to Mer open carton Hex Nut A T Hopper 2 Remove any loose parts included with unit i e Assembl operator s manual etc T cH 3 Cut corners and lay end of carton down flat Remove packing material Roll unit out of carton Check carton thoroughly for loose parts TOOLS REQUIRED FOR ASSEMBLY Figure 4 3 Place hopper assembly into position in front of JWG ale stebie WTenenes flail housing Align holes in hopper assembly LOOSE PARTS IN CARTON collar with weld studs on flail housing Slide hopper assembly onto weld studs Replace the washers B and the hex nuts A Tighten the hex nuts A Lift hopper until it clicks into the raised position Remove wing knobs C from each side of the discharge chute opening on the chipper shredder See Figure 5 Hopper Assembly Discharge Chute Chipper Chute 463 or 465 Bag VOWS Oo OOT ATTACHING THE HOPPER ASSEMBLY AND DISCHARGE CHUTE All Models 1 Pull the spark plug wire off of the spark plug See Figure 3 Hex Lock Nut D oc Bolt F Wing Knob C Figure 3 Discharge Chute Figure 5 9 Use wrenches to remove hex lock nut D Remove two spacers E and hex bolt F from top of the housing assemb
5. ID x 872 OD 734 0255 Air Valve 14 681 0095 Complete Chipper Chute 737 0211A 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 Flange Hex Lock Nut 5 16 18 60 781 0574 Shredder Plate 24 750 0793 Spacer 61 681 0104 Bracket Asm 25 681 0117 Rear Housing Asm 62 750 0785 Spacer 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 Hex Cap Screw 5 16 18 x 1 5 65 714 0104 Cotter Pin 29 736 0170 Bell Washer 5 16 x 1 0 66 736 0264 Flat Washer 30 710 3008 Hex Cap Screw 5 16 18 x 75 67 711 1128 Release Rod 31 710 0157 Hex Cap Screw 5 16 24 x 75 68 736 0264 Flat Washer 330 ID x 630 OD 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 Was
6. body into the shredder hopper chipper chute discharge opening or near any moving part while the engine is running Keep clear of the discharge opening at all times If it becomes necessary to push material into the chipper chute or shredder hopper use a small diameter stick NOT YOUR HANDS If it is necessary for any reason to unclog the feed intake or discharge openings or to inspect or repair any part of the machine where a moving part can come in contact with your body or clothing stop the machine allow it to cool disconnect the spark plug wire from the spark plug and move it away from the spark plug before attempting to unclog inspect or repair Do not operate unit while under the influence of alcohol or drugs The machine should only be operated on a level surface Never operate your unit on a slippery wet muddy or icy surface Keep your work area clean and clear of branches or obstacles which could cause you to stumble and fall Do not overreach Maintaining proper footing and balance is essential to preventing accidents Do not allow an accumulation of processed material to build up in the discharge area as this will prevent proper discharge and can result in kickback from the chipper chute Keep your face and body back from chipper chute to avoid accidental bounce back of any material Do not transport machine while engine is running If the cutting mechanism strikes a foreign object or if your machine should sta
7. RUCTIONS 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 before attempting to assemble this machine Read understand and follow all instructions on the machine and in the manual s before operation Be completely familiar with the controls and the proper use of the machine before operating it Keep this manual in a safe place for future and regular reference and for ordering replacement parts Your chipper shredder is a powerful tool not a plaything Therefore exercise extreme caution at all times Your unit has been designed to perform two j
8. The engine speed on your chipper shredder has been set at the factory Do not attempt to increase engine speed or it may result in personal injury If you believe the engine is running too fast or too slow take your chipper shredder to the nearest service center for repair and adjustment SPARK PLUG Service the spark plug according to the separate engine owner s guide supplied with your chipper shredder REMOVING THE FLAIL SCREEN If the discharge area becomes clogged remove the flail screen and clean area as follows See Figure 9 1 Stop engine make certain the chipper shredder has come to a complete stop and disconnect spark plug wire from the spark plug before unclogging the chute Remove the two hand knobs on each side of the discharge chute also called the chute deflector Lift the discharge chute up and keep it out of the way Remove two hairpin clips from the clevis pins which extend through the housing Remove the clevis pins Pull the flail screen from inside the housing Clean the screen by scraping or washing with water 7 Reinstall the screen 8 Put the discharge chute back to its original position and tighten the hand knobs NOTE Be certain to reassemble the flail screen with the curved side down Clevis Pin Discharge Chute Flail Screen Hairpin Clip Hand Knobs Figure 9 SHARPENING OR REPLACING THE CHIPPER BLADES All models 1 Disconnect spark plug wire an
9. YARD MACHINES A 1 1 wMTD OPERATOR S MANUAL Chipper Shredders Model Series 462 thru 465 Model 465A shown MTD For A Growing World For A Growing World World 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 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 th
10. as 2 Blade should be parallel to ground Screw Driver Blade o 0 o Ground Figure 12 12 SECTION 8 OFF SEASON STORAGE Prepare your chipper shredder for storage at the end of the season or if the unit will not be used for 30 days or more The following steps should be taken to prepare your shredder for storage 1 Clean and lubricate the shredder thoroughly 2 Refer to engine manual for correct engine storage instructions 3 If storing an unventilated or metal storage shed coat metal parts with a light oil or silicone to prevent rust 4 Store in a cool dry place Do not store next to corrosive materials such as fertilizer SECTION 9 TROUBLE SHOOTING GUIDE Trouble Possible Cause s Corrective Action Engine fails to start Dirty air cleaner Choke not in ON position Spark plug wire disconnected Cannot pull recoil cord Fuel tank empty or stale fuel Fuel shut off valve closed if so equipped Faulty spark plug Refer to the engine manual packed with your unit Move switch to ON position Connect wire to spark plug Obstruction lodged in impeller Stop immediately and disconnect spark plug wire Remove lodged object Fill tank with clean fresh gasoline Fuel will not last over thirty days unless a fuel stabilizer is used Open fuel shut off valve Clean adjust gap or replace Loss of power operation erratic Spark plug wire loose Unit run
11. ce to the frame 6 Align the holes on the chute with the holes on the brace 7 Attach brace to chipper chute with the hardware removed earlier from the brace Tighten securely See Figure 6 8 Tighten the bolts securing the brace to the frame 9 Tighten the three nuts on the weld studs holding the chipper chute to the flail housing ATTACHING THE BAG 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 position See Figure 7 Figure 7 SECTION 5 CONTROLS Release Figure 8 Release Rod Used to release the hopper when raising or lowering See Figure 8 Choke Lever Used to enrich the fuel mixture in the carburetor when starting a cold engine Starter Handle Used to manually start the engine Hopper Assembly Allows leaves and small branches up to 1 2 diameter to be fed into the impeller for chipping and shredding Lower the hopper to collect raked material for shredding Throttle Control Regulates engine speed of the Chipper Chute Allows bulky vegetation like stalks or heavy branches to be fed into the impeller for chipping and shredding Maximum diameter is 3 on model 463 or 465 and 2 on model 462 Catcher Bag not shown Used to collect the sh
12. d move it away from spark plug 2 Remove the flail screen as instructed in previous section 3 Using a wrench remove the chipper chute by removing three hex nuts and washers Model 463 or 465 4 Use an adjustable wrench to remove the brace holding the chipper chute to the frame by 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 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 11 Figure 10 6 Remove the other blade in the same manner Replace or sharpen blades If sharpening make certain to remove an equal amount from each blade 9 Reassemble in reverse order Make certain blades are reassembled with the sharp edge facing the direction shown in Figure 10 sharp edge is assembled toward the slotted opening at the bottom 10 Torque bolts and nuts to 250 350 inch pounds SHARPENING OR REPLACING THE SHREDDER BLADE The shredder blade may be removed for sharpening or replacement as follows See Figure 11 1 Disconnect spark plug wire and move it away from spark plug 2 Lower the hopper assembly Block up the housing Allen Screws Torque Wrench Figure 11 3 Remove the six hex lock nuts and flat washers from the housing weld bolts using a 1 2 wrench Separate the chipper
13. engine at full throttle Replace shredding and chipper blades or see your authorized service dealer Note For repairs beyond the minor adjustments above contact your local authorized service dealer Tow Hitch Kit Optional Model 290 010 000 13 REF PART NO NO DESCRIPTION 1 681 0133 Tow Bar Tongue 2 681 0134 Tow Bar Base 3 1710 3001 Hex Cap Screw 3 8 16 4 711 0299 Clevis Pin 5 711 0835 Clevis Pin 6 712 0798 Hex Nut 3 8 16 7 732 0194 Spring Pin 8 1736 0133 Flat Washer 411 x 1 25 x 1 00 9 736 0169 Lock Washer 3 8 Model Series 462 thru 465 14 Model Series 462 thru 465 REF PART REF PART NO NO DESCRIPTION NO NO DESCRIPTION 1 731 1899 Chipper Chute 44 736 0119 Lock Washer 5 16 2 728 0175 Pop Rivet 45 719 0329 Flail Blade 3 735 0249 Chute Flap 46 715 0166 Spiral Pin 4 781 0633 Flat Strip 47 781 0735 Spring Pin 5 710 0751 Hex Cap Screw 1 4 20 x 620 48 710 1254 Hex Cap Screw 3 8 24 x 2 25 6 1681 0068 Chipper Chute Am 49 736 0217 Lock Washer 3 8 7 736 0173 Flat Washer 28 ID x 74 OD 50 736 0247 Flat Washer 3 8 x 1 25 8 710 0106 Hex Cap Screw 1 4 20 x 1 25 51 726 0214 Push Cap 9 749 1004 Chute Support 52 734 1600 Wheel Assy Comp 10 0 x 2 5 10 712 3027 Hex Flange Nut 1 4 20 734 1597 Wheel Assy Comp 10 0 x 4 x 4 11 710 0106 Hex Cap Screw 1 4 20 x 1 25 734 1455A Rim Assy Comp 12 712 3010 Hex Nut 5 16 18 734 1598 Tire Only 18 736 0242 Bell Washer 340
14. ghly in the shade Do not use heat ENGINE OIL The engine oil is the most important insurance policy your new chipper shredder has It protects it from excess wear and tear and helps the cooling process It is important that you maintain the engine oil at the proper level and that it is changed on a regular basis Service the engine oil according to the separate engine owner s guide supplied with your chipper shredder To Drain Oil Drain oil while engine instructions given below Remove oil drain plug or cap The plug or cap is located in front of the engine or under the frame Catch oil in a suitable container is warm Follow the When engine is drained of all oil replace drain plug or cap securely Refill with fresh oil Replace dipstick 10 AIR CLEANER The air cleaner prevents damaging dirt dust etc 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 Service the air cleaner according to the separate engine owner s guide supplied with your chipper shredder CARBURETOR WARNING If any adjustments are made to the engine while the engine is running e g carburetor keep clear of all moving parts Be careful of heated surfaces and muffler Service the carburetor according to the separate engine owner s guide supplied with your chipper shredder ENGINE SPEED
15. h a rapid full arm stroke Let rope return to starter slowly 6 When engine starts move choke lever to half choke position until engine runs smoothly and then to No Choke position 7 f engine fails to start after three pulls move choke lever to No Choke position and pull starter rope again 8 If engine fires but does not continue to run move choke lever to Full Choke position and pull rope again 9 Move choke lever to OFF position as engine warms up NOTE A noise will be heard when finding the start of the compression cycle This noise is caused by the flails and fingers which are part of the shredding mechanism falling into place and should be expected In addition the flails and fingers will be noisy after the engine is started until the impeller reaches full speed USING YOUR CHIPPER SHREDDER WARNING Do not attempt to shred or A chip any material other than vegetation found in a normal yard i e branches leaves twigs etc Leaves and small branches up to 1 2 diameter maximum can be fed into the hopper assembly when it is in the raised or lowered position For model 462 bulky material such as stalks or heavy branches up to 2 in diameter should be fed into the chipper chute For model 463 or 465 bulky material such as stalks or heavy branches up to 3 in diameter should be fed into the chipper chute WARNING Do not put material larger than is specified into the hopper and or int
16. her 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 Chipper Blade 77 737 0195 Oil Drain Elbow Not Shown 41 712 0411 Hex Lock Nut 5 16 24 723 0400 Safety Glasses Not Shown 42 681 0030 Impeller Asm 764 0199A Bag Not Shown 43 742 0571 Shredder Blade MANUFACTURER S LIMITED WARRANTY FOR The limited warranty set forth below is given by MTD PRODUCTS INC MTD with respect to new merchandise purchased and used in the United States its possessions and territories MTD warrants this product against defects in material and workmanship for a period of two 2 years commencing on the date of original purchase and will at its option repair or replace free of charge any part found to be defective in material or workmanship This limited warranty shall only apply if this product has been operated and maintained in accordance with the Operator s Manual furnished with the product and has not been subject to misuse abuse com mercial use neglect accident improper maintenance alteration vandalism theft fire water or damage because of other peril or natural disaster Damage resulting from the installation or use of any accessory or attachment not approved by MTD Products Inc for use with the product s covered by this ma
17. ial from the discharge area or discharge opening DO NOT install parts or remove adjust or service the discharge screen or any other part while the chipper shredder is running DO NOT operate the chipper shredder on uneven ground or on a paved gravel or hard surface DO NOT run engine in an enclosed area exhaust gas contains poisonous carbon monoxide fumes A WARNING TO AVOID A FIRE HAZARD KEEP LEAVES GRASS AND OTHER OMBUSTIBLE MATERIALS AWAY FROM HOT ENGINE AND MUFFLER A DANGER SAFETY DON T DEPOSIT MATERIAL ASSEMBLE CHUTE DEFLECTOR GLASSES LARGER THAN 1 2 INCH TO THIS UNIT SHOULD DIAMETER IN THE HOPPER BEFORE OPERATING MACHINE THIS MAY CAUSE DAMAGE i BE WORN TO SHREDDING MACHINE WARNING DO NOT OPERATE THIS MACHINE UNLESS THE CHUTE DEFLECTOR HAS BEEN PROPERLY INSTALLED AND IS reg MI TE HAND DANGER A DANGER ROTATING CUTTING BLADES KEEP HANDS AND FEET OUT KEEP HANDS AND FEET OUT OF OPENINGS WHILE MACHINE OF OPENING WHILE MACHINE IS RUNNING IS RUNNING ROTATING CUTTING BLADES Figure 2 Safety labels found on your unit SECTION 4 SET UP INSTRUCTIONS IMPORTANT After assembly service engine 2 Remove six hex nuts A and six washers B with gasoline and check oil level as instructed in the from the weld studs on the flail housing Leave 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
18. is 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 This is where your serial number will be Copy the model number here MT MTD MTD PRODUCTS INC CLEVELAND OHIO 44136 Copy the serial number here ForA ForA Growing World World 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 SECTION 3 IMPORTANT SAFE OPERATION PRACTICES A A WARNING THIS SYMBOL POINTS OUT IMPORTANT SAFETY INST
19. ly For easy assembly do not remove the second spacer from the hex bolt See Figure 5 10 Place the discharge chute in position on the discharge opening Insert hex bolt F and spacer E through hinge on discharge chute and housing spacer fits inside of hinge 11 Place second spacer E over hex bolt F inside the other half of the hinge Secure with hex lock nut D Tighten securely 12 Secure both sides of discharge chute to flail housing using wing knobs C Tighten wing knobs ATTACHING THE CHIPPER CHUTE Model 463 or 465 chipper shredders Chipper Chute Weld Stud A 5 Hex Bolt i gt i i D n D amp 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 3 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 4 Replace the three cupped washers cupped side against the chipper chute and hex nuts that you removed in step 1 Do not tighten the nuts at this time Make sure to place the cupped side of the washer against the chipper chute 5 Your unit is shipped with one end of the brace already secured to the lower frame Loosen the bolts securing the bra
20. ning on CHOKE Blocked fuel line or stale fuel Water or dirt in fuel system Carburetor out of adjustment Dirty air cleaner Connect and tighten spark plug wire Move choke lever to OFF position 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 Refill with fresh fuel Refer to the engine manual packed with your unit Refer to the engine manual packed with your unit Engine overheats Carburetor not adjusted prop erly Dirty air cleaner Engine oil level low Refer to the engine manual packed with your unit Refer to the engine manual packed with your unit Fill crankcase with proper oil Too much vibration Loose parts or damaged impeller Stop engine immediately and disconnect spark plug wire Have unit serviced by an authorized service dealer Unit does not discharge Discharge chute clogged Low engine RPM Foreign object lodged in impeller Stop engine immediately and disconnect spark plug wire Clean flail screen and inside of housing See Maintenance section of this manual Always run engine at full throttle Stop engine immediately and disconnect spark plug wire Remove lodged object Rate of discharge slows considerably or composition of discharged material changes Low engine RPM Shredding blade and or chipper blades dull Always run
21. nual will void your warranty as to any resulting damages Normal wear parts or components thereof are subject to separate terms as follows All normal wear part or compo nent failures will be covered on the product for a period of 90 days regardless of cause After 90 days but within the two year period normal wear part failures will be covered ONLY IF caused by defects in material or workmanship of OTHER component parts Normal wear parts and compo nents include but are not limited to belts blades blade adapters grass bags rider deck wheels seats snow thrower skid shoes shave plates and tires Batteries are covered by a 90 day limited replacement warranty HOW TO OBTAIN SERVICE Warranty service is available WITH PROOF OF PURCHASE THROUGH YOUR LOCAL AUTHORIZED SERVICE DEALER To locate the dealer in your area please check for a listing in the Yellow Pages or contact the Customer Service Department of MTD PROD UCTS INC by calling 1 800 800 7310 or writing to P O Box 368022 Cleveland Ohio 44136 9722 No product returned directly to the factory will be accepted unless prior written permission has been extended by the Customer Service Department of MTD PRODUCTS INC This limited warranty does not provide coverage in the following cases a The engine or component parts thereof These items carry a separate manufacturer s warranty Please refer to the applicable manufacturer s warranty on these items YARD MACHINES A b
22. o the chipper chute Personal injury or damage to the machine could result f it becomes necessary to push material into the chipper shredder use a small diameter stick NOT YOUR HANDS The stick should be small enough that it will be ground up if it gets into the impeller assembly LOWERING THE HOPPER ASSEMBLY 1 To lower the hopper assembly use one hand to grasp the hand hold at the top of the hopper assembly and lift slightly 2 Pull out on the release rod and lower the hopper assembly to the ground NOTE For best performance it is important to keep the shredding blade and the chipper blades sharp If the composition of the material being discharged changes becomes stringy etc or if the rate at which the material is discharged slows down considerably it is likely that the shredding blade and or chipper blades are dull and need to be sharpened or replaced Refer to Maintenance section IMPORTANT There is a flail screen located inside the housing in the discharge area If the flail screen becomes clogged remove and clean as instructed in the Maintenance section charges materials with considerable velocity Keep away from the area around the discharge chute Always stop the engine and disconnect spark plug wire when removing or attaching the bag changing containers or removing the shredded material Wear safety glasses and gloves whenever using your chipper shredder 1 WARNING The chipper shredder dis
23. obs to chip and shred vegetation found in a normal yard Do not use it for any other purpose Never allow children under age 16 to operate the unit Children 16 years and older should only operate the unit under close parental supervision Only responsible individuals who are familiar with these rules of safe operation should be allowed to use your unit Keep the area of operation clear of all persons particularly small children and pets Stop the engine when they are in the vicinity of the unit Keep work area clean and clear of branches or obstacles which could cause you to stumble or fall When feeding material into this equipment be extremely careful that pieces of metal rocks bottles cans or other foreign objects are not included Personal injury or damage to the machine could result Wear sturdy rough soled work shoes and close fitting slacks and shirt Shirt and slacks that cover the arms and legs and steel toed shoes are recommended Do not wear loose fitting clothes or jewelry and secure hair so it is above shoulder length They can be caught in moving parts Never operate a unit in bare feet sandals or sneakers Wear gloves when feeding material in the chipper chute or shredder hopper Always wear safety glasses or safety goggles during operation and while performing an adjustment or repair to protect eyes from foreign objects that may be thrown from the machine Never place your hands feet or any part of your
24. ore the machine or fuel container inside where there is an open flame or spark such as a gas hot water heater space heater clothes dryer or furnace Never run your machine in an enclosed area as the exhaust from the engine contains carbon monoxide which is an odorless tasteless and deadly poisonous gas To reduce fire hazard keep engine and muffler free of leaves grass and other debris build up Clean up fuel and oil spillage Allow unit to cool at least 5 minutes before storing Before cleaning repairing or inspecting make certain the impeller and all moving parts have stopped Disconnect the spark plug wire and keep wire away from spark plug to prevent accidental starting Do not use flammable solutions to clean air filter Check the blade and engine mounting screws at frequent intervals for proper tightness Also visually inspect blades for wear and or damage e g bent cracked Replace with blades which meet original equipment specifications Keep all nuts bolts and screws tight to be sure the equipment is in safe working condition Never tamper with safety devices Check their proper operation regularly After striking a foreign object immediately stop the engine disconnect the spark plug wire from the spark plug and thoroughly inspect the unit for any damage Repair damage before starting and operating unit Do not alter or tamper with the engine s governor setting The governor controls the maximum safe
25. p discharge chute deflector chipper chute door and all other guards and safety devices in place and operating properly Only operate unit in good daylight Do not operate unit at night or in dark areas where your vision may be impaired 2 CHILDREN Tragic accidents can occur if the operator is not alert to the presence of small children Children are often attracted to the chipper shredder and the chipping and shredding activity Never assume that children will remain where you last saw them Keep children out of the work area and under the watchful eye of a responsible adult other than the operator Be alert and turn the unit off if a child enters the area Never allow children under the age of 16 to operate the chipper shredder SERVICE Use extreme care in handling gasoline and other fuels They are extremely flammable and the vapors are explosive Store fuel and oil in approved containers away from heat and open flame and out of the reach of children Check and add fuel before starting the engine Never remove gas cap or add fuel while the engine is running Allow engine to cool at least two minutes before refueling Replace gasoline cap securely and wipe off any spilled gasoline before starting the engine as it may cause a fire or explosion Extinguish all cigarettes cigars pipes and other Sources of ignition Never refuel unit indoors because flammable vapors will accumulate in the area Never st
26. redded material 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 1 WARNING Before using your chipper shredder again refer to the safety practices of this manual Always be careful GASOLINE AND OIL FILL UP See engine manual included with your unit f 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 section A WARNING Always stop the engine and disconnect the spark plug wire before performing any maintenance or adjust ments STARTING ENGINE T WARNING Be sure no one other than the operator is standing near the chipper shredder while starting or operating Do not operate this chipper shredder unless the chute deflector has been properly installed and is secured with the hand knobs NOTE To prevent the unit from sliding place your foot firmly against the wheel 1 Attach spark plug wire and rubber boot to spark plug 2 Move choke equipped 3 If restarting a warm engine after a short shutdown move choke lever to No Choke 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 lever to CHOKE position if 5 Pull rope wit
27. rt making an unusual noise or vibration immediately stop the engine and allow the machine to come to a complete stop Disconnect the spark plug wire and move it away from the spark plug Take the following steps Inspect for damage Repair or replace any damaged parts Check for any loose parts and tighten to assure continued safe operation Never attempt to attach or remove catcher bag when engine is running Shut the engine off and wait for the impeller to come to a complete stop The impeller continues to rotate for a few seconds after the engine is shut off Never place any part of the body in the impeller area until you are sure the impeller has stopped rotating Muffler and engine become hot and can cause a burn Do not touch Do not allow leaves or other debris to build up on engine s muffler The debris could ignite and cause a fire Do not attempt to shred or chip material larger than specified in this manual Personal injury or damage to the machine could result Do not operate engine if air cleaner or cover over carburetor air intake is removed except for adjustment Removal of such parts could create a fire hazard Only use accessories approved for this machine by the manufacturer Read understand and follow all instructions provided with the approved accessory f situations occur which are not covered by this manual use care and good judgment Contact your dealer for assistance Kee
28. shredder into two halves 4 Remove the support plate NOTE When reassembling make certain the embossed tab faces inward towards the impeller 5 Remove the two hand knobs and cupped washers which secure the discharge chute Raise the discharge chute Insert a 1 2 or 3 4 diameter pipe through the flail screen into the impeller to keep it from turning or remove the flail screen and insert a piece of wood 2 x 4 into the chute opening Remove the two outside screws on the blade using a 3 16 allen wrench and a 1 2 wrench Remove the blade by removing the center bolt lock washer and flat washer A 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 WARNING Use caution when removing the blade to avoid contacting the weld bolts on the housing 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 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 11 1 Insert screw driver through hole
29. vices for transportation or for related expenses or for rental expenses to temporarily replace a warranted product Some states do not allow the exclusion or limita tion of incidental or consequential damages so the above exclusion or limitation may not apply to you In no event shall recovery of any kind be greater than the amount of the purchase price of the product sold Alteration of the safety features of the product shall void this War ranty You assume the risk and liability for loss damage or injury to you and your property and or to others and their property arising out of the use or misuse or inability to use the product This limited warranty shall not extend to anyone other than the original purchaser original lessee or the person for whom it was purchased as a gift How State Law Relates to this Warranty This limited warranty gives you specific legal rights and you may also have other rights which vary from state to state
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