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Operator’s Manual
Chipper Shredder
Vacuum
Model Series 020
IMPORTANT: Read safety rules and instructions carefully before operating equipment
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 workin
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TABLE OF CONTENTS Content Page Content Page Important Safe Operation Practices 3 Maintaining Your Yard Vacuum 8 Assembling Your Yard Vacuum 5 Troubleshooting 11 Know Your Yard Vacuum 6 Illustrated Parts List 12 Operating Your Yard Vacuum 7 Warranty Back Cover FINDING MODEL NUMBER This Operator’s Manual is an important part of your new yard vacuum. It will help you assemble, prepare and maintain the unit for best performance. Please read and understand what it says. Before assembling your new e
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SECTION 1: 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 this machine. Failure to comply with these instructions may result in personal injury. When you see this symbol—HEED ITS WARNING. WARNING: Engine exhaust, some of its constituents, and certain vehicle components
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12. Never operate this machine without good visibility or Operation light. Always be sure of your footing and keep a firm hold 1. Do not put hands and feet near rotating parts or in the on the handles. feeding chambers and discharge opening. Contact with 13. Do not operate this machine on a gravel surface. the rotating impeller can amputate fingers, hands, and 14. Do not operate this machine while under the influence of feet. alcohol or drugs. 2. Before starting the machine, make sure the
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SECTION 2: ASSEMBLING YOUR LAWN MOWER Insert carriage screw, removed earlier, through the Removing Unit From Carton upper hole in the lower handle and secure with wing Remove staples, break glue on top flaps, or cut nut. See Figure 2. Repeat on the other side. tape at carton end and peel along top flap to open. Remove loose parts if included with unit (i.e., Wing Nuts operator’s manual, grass bag, safety glasses etc.) Cut along corners, lay carton down flat, and remove packing mate
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NOTE: The safety switch button attached to the Slip blower chute over rim of the discharge opening mounting bracket must be fully depressed by the front and release locking rod to secure chute in place. tab on the bag handle when securing the bag or the Make sure safety switch button is fully depressed engine will not start. See Figure 4. by the front tab on the blower chute. See Figure 5. Raise the nozzle height to the highest setting when Front Tab using the blower chute. Refer to nozz
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Bag Nozzle Height Adjustment Lever Collects shredded material fed through the chipper Used to adjust ground clearance of the nozzle ranging chute or vacuumed through the nozzle. approximately 5/8” to 4-1/8”. Bag Handle Nozzle Used to grasp bag in order to assist in attaching, Yard waste such as leaves and pine needles can be removing and emptying bag. vacuumed up through the nozzle for shredding. Chipper Chute Engine Controls Allow twigs and small branches up to 1-1/2” in diameter See the acco
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Remove bag from rim of the discharge opening. IMPORTANT: The flail screen is located inside the Refer to Figure 3. housing in the discharge area. If the flail screen Twist the two buttons on the back of the bag to becomes clogged, remove and clean as instructed in unlock and empty contents. See Figure 7. the Maintenance section on page 9. For best Hold bag handle and clip while emptying contents. performance, it is also important to keep the chipper Compress bag opening and fold inn
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Removing The Flail Screen Sharpening Or Replacing Chipper Blade If the discharge area becomes clogged, remove the flail IMPORTANT: Because the engine on this unit has a screen and clean area as follows: tapered crankshaft, a special impeller tool (part number Stop the engine and make certain the chipper 753-0900) is required to remove the impeller assembly. shredder vacuum has come to a complete stop. For further assistance, contact your local service Disconnect spark plug wire from sp
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Remove flange lock nut that secures flail screen to Remove the blade using a 3/16” allen wrench on the lower housing. The flail screen does not have to the outside of the blade and 1/2” wrench on the be removed. impeller assembly. Remove the hex bolt, lock washer, and flat washer Replace or sharpen chipper blade. The blade can that secure the impeller assembly to the crankshaft. be sharpened with a file or on a grinding wheel. See Figure 13. When sharpening blade, protect hands by u
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SECTION 6: TROUBLESHOOTING Problem Cause Remedy Engine fails to start 1. Spark plug wire disconnected. 1. Connect wire to spark plug. 2. Fuel tank empty or stale fuel. 2. Fill tank with clean, fresh gasoline. 3. Throttle control lever (if so equipped) 3. Move throttle lever to FAST position. not in correct starting position. 4. Choke, if so equipped, not in 4. Move choke to CHOKE position. CHOKE position. 5. Blocked fuel line. 5. Clean fuel line. 6. Faulty spark plug. 6. Clean, adjust gap, or
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SECTION 7: PARTS LIST FOR MODEL SERIES 020 1 29 2 29 2 4 6 3 8 7 5 10 12 13 11 19 9 16 14 11 22 15 23 25 16 20 18 17 21 27 24 26 28 12
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Model Series 020 Ref. Part No. Part Description No. 1. 749-04172 Upper Handle 2. 720-0241 Handle Knob 5/16-18 3. 710-1174 Carriage Bolt 4. 749-04165 Lower Handle 5. 664-0095 Bag Assembly 6. 711-1293 Studs 7. 712-0397 Wing Nut 1/4-20 8. 710-0703 Carriage Screw 1/4-20 x.75 9. 710-0726 Hex Cap Screw 5/16-12 x.750 10. 781-04081 Rear Wheel Support Brace 11. 712-04065 Flange Lock Nut, 3/8-16 12. 714-0104 Cotter Pin 13. 681-0155A Handle Bracket Ass’y LH 681-0156A Hndle Brkt Ass’y RH (Not Shown) 14. 63
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Model Series 020 1 2 3 5 4 11 6 12 11 8 10 9 14 11 19 18 17 18 15 11 16 20 18 16 21 22 36 23 24 26 29 30 27 31 28 32 33 35 13 13 34 7 14
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Model Series 020 Ref. Part No. Part Description No. 1. 725-1700 Switch Cover 2. 725-3166 Safety Switch 3. 710-0224 Hex Washer Screw #10-16 x.50 4. 629-0920A Wire Harness 5. 731-1613 Safety Switch Cover 6. 714-0104 Cotter Pin 7. 731-1905A Nozzle 8. 732-0962 Compression Spring 9. 781-0778A Switch Mounting Bracket 10. 747-1153 Lock Rod 11. 710-0726 AB Screw 5/16-12 x.75 12. 681-0122 Chipper Chute Assembly 13. 712-04063 Flange Lock Nut, 5/16-18 14. 736-0607 External Lock Washer 5/16 15. 710-0502A H
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MANUFACTURER’S LIMITED WARRANTY FOR: The limited warranty set forth below is given by MTD LLC with e. MTD does not extend any warranty for products sold or respect to new merchandise purchased and used in the exported outside of the United States, its possessions United States, its possessions and territories. and territories, except those sold through MTD’s authorized channels of export distribution. “MTD”warrants this product against defects in material and f. Replacement parts that are no
