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Chipper Shredder

Vacuum

Model Number

24A-020D401 

PRINTED IN U.S.A.

FORM NO. 

770-10197C.fm

(8/01)

IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY

MTD PRODUCTS INC. P.O. BOX 368022 CLEVELAND, OHIO 44136-9722

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.

OPERATOR’S MANUAL

Summary of Contents for 24A-020D401

Page 1: ...s 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 arreste...

Page 2: ...tment or an authorized dealer You can locate the model number by looking down at the rear of the chipper shredder vacuum A sample model plate is explained below For future reference please copy the model number and the serial number of the equipment in the space below CALLING CUSTOMER SUPPORT If you have difficulty assembling this product or have any questions regarding the controls operation or m...

Page 3: ... and discharge opening Contact with the rotating impeller can amputate fingers hands and feet 8 Never attempt to unclog either the feed intake or discharge opening remove or empty vacuum bag or inspect and repair the machine while the engine is running Shut the engine off and wait until all moving parts have come to a complete stop Disconnect the spark plug wire and ground it against the engine PR...

Page 4: ...ine Never empty or change vacuum bag while the engine is running Zippered end of vacuum bag must be kept closed at all times during operation 9 Never operate without either the inlet nozzle or optional hose attachment properly attached to the machine Never attempt to attach or change either attachment while the engine is running 10 Keep all guards deflectors and safety devices in place and operati...

Page 5: ... the chipper shredder vacuum is observed from the operating position Removing Unit From Carton Remove staples break glue on top flaps or cut tape at carton end and peel along top flap to open carton Remove loose parts if included with unit i e operator s manual etc Cut along corners lay carton down flat and remove packing material Roll or slide unit out of carton and check carton thoroughly for lo...

Page 6: ...ng rod to secure bag in place Place the straps on the bag over the lower handle hooking them on the studs Snap bag clip to the top of the lower handle NOTE The safety switch button attached to the mounting bracket must be fully depressed by the front tab on the bag handle when securing the bag or the engine will not start Figure 3 Attaching The Blower Chute If Equipped Grasp blower chute with one ...

Page 7: ...as leaves pine needles or small twigs across yard See Figure 5 Nozzle Height Adjustment Lever Used to adjust the nozzle ground clearance ranging approximately 5 8 to 4 1 8 Nozzle Yard waste such as leaves and pine needles can be vacuumed up through the nozzle for shredding Starter Handle Not Shown The starter handle is attached to the right upper handle Stand behind unit and pull the starter handl...

Page 8: ...nd slowly Repeat previous steps until engine fires When engine starts move choke control if equipped gradually to RUN position WARNING Never run the engine indoors or in a poorly ventilated area Engine exhaust contains carbon monoxide an odorless and deadly gas To Empty Bag Unhook bag straps from the lower handle and unsnap bag clip from the top of lower handle See Figure 6 Grasp bag handle with o...

Page 9: ... to 4 1 8 ground clearance The nozzle height has to be adjusted according to the conditions Move the height adjustment levers forward or backward to adjust the nozzle upwards or downwards See Figure 8 NOTE In general raise the nozzle height to vacuum a thick layer of leaves or to operate with the blower chute and lower the nozzle height for smoother surfaces Figure 8 SECTION 5 MAINTAINING YOUR CHI...

Page 10: ...ed remove the flail screen and clean area as follows Stop the engine and make certain the chipper shredder vacuum has come to a complete stop Disconnect spark plug wire from spark plug and ground against the engine Figure 9 Remove the bag or blower chute from the unit as instructed in the OPERATION section to obtain access to flail screen See Figure 9 Remove hex screw on right side of unit that at...

Page 11: ...ool from the impeller assembly Remove the blade using a 3 16 allen wrench on the outside of the blade and 1 2 wrench on the impeller assembly Replace or sharpen chipper blade When sharpening blade protect hands by using gloves and follow the original angle of grind Reassemble by performing the previous steps in reverse order Tighten blade screws to 210 250 in lbs Tighten impeller bolt to 375 425 i...

Page 12: ...nk with clean fresh gasoline 4 Drain fuel tank Refill with fresh fuel 5 Clean or replace air cleaner 6 See authorized service dealer Too much vibration 1 Loose parts or damaged impeller 1 See authorized service dealer Engine overheats 1 Engine oil level low 2 Dirty air cleaner 3 Carburetor not adjusted properly 1 Fill crankcase with proper oil 2 Clean or replace air cleaner 3 See authorized servic...

Page 13: ...13 NOTES ...

Page 14: ...14 Model 24A 020D401 1 2 3 4 5 6 7 9 10 11 13 12 13 19 5 16 16 17 18 7 20 15 21 22 23 24 25 26 27 28 30 31 32 33 34 35 36 37 38 36 29 8 36 7 39 14 ...

Page 15: ...054 Hex Screw 5 16 24 x 1 0 22 781 0490 Chipper Blade 23 736 0119 Lock Washer 5 16 24 712 0411 Hex Lock Nut 5 16 24 25 681 0152 Impeller Assembly 26 719 0329 Flail Blade 27 781 0735 Pin Clip 28 711 1401 Clevis Pin 29 715 0166 Spiral Pin 30 736 0247 Flat Washer 375 ID x 1 25 OD 31 736 0217 Lock Washer 3 8 32 710 0818 Hex Cap Screw 3 8 24 x 2 0 33 681 0154 Screen Assembly 34 710 3038 Hex Cap Screw 5...

Page 16: ...16 Model 24A 020D401 1 2 3 4 5 6 7 8 9 10 9 11 12 13 14 15 16 17 31 16 27 28 28 32 33 9 11 19 20 22 23 25 26 24 18 14 21 29 30 ...

Page 17: ...crew 5 16 18 x 625 15 736 0105 Bell Washer 401 ID x 870 OD 16 734 1987 Wheel 8 x 8 1 17 738 1015 Shoulder Screw 3 8 16 18 781 0725A Front Wheel Support Brace 19 781 0785 Height Adjustment Bracket 20 738 1185 Stud 5 16 18 56 x 75 21 741 0751 Height Adjustment Bearing 22 682 0113 Pivot Arm Assembly 23 720 0426 Height Adjustment Knob 24 732 1026 Spring Lever 25 736 0741 Bell Washer 760 ID x 25OD 26 7...

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Page 20: ...y on these items b Log splitter pumps valves and cylinders have a sepa rate one year warranty c 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 d MTD does not extend any warranty for products sold or exported outsi...

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