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MTD Series 450 Operator's Manual
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MTD Series 450 Operator's Manual

MTD Series 450 Operator's Manual

Rear tine tiller
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OPERATOR'S
MANUAL
Rear Tine Tiller
Model Series 450
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 361131 Cleveland, Ohio 44136-0019.
MTD LLC, P.O. BOX 361131 CLEVELAND,
OHIO 44136-0019
PRINTED IN U.S.A.
FORM NO. 770-10137E
(11/2001 )

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Summary of Contents for MTD Series 450

  • Page 1 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 361131 Cleveland, Ohio 44136-0019. MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 PRINTED IN U.S.A.

  • Page 2: Table Of Contents

    TABLEOFCONTENTS Content Page Important Safe Operation Practices ..............Assembling Your Tiller ..................Know Your Tiller ....................Operating Your Tiller ..................Making Adjustments ................... Maintaining Your Tiller ..................Troubleshooting ....................Parts List ......................FINDINGMODELNUMBER This Operator's Manual is an important part of your new Tiller. It will help you assemble, prepare and maintain the unit for best performance.

  • Page 3: Important Safe Operation Practices

    SECTION 1: IMPORTANT SAFEOPERATION P RACTICES 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.
  • Page 4 Never operate the machine at high transport Do not change the engine governor settings or speeds on hard or slippery surfaces. over-speed the engine. The governor controls the Exercise caution to avoid slipping or falling. maximum safe operating speed of the engine. Look down and behind and use care when in Maintain or replace safety and instruction labels, as...

  • Page 5: Assembling Your Tiller

    SECTION 2: ASSEMBLING Y OUR TILLER NOTE: References to right or left side of the tiller are Flat Washer Hex Bolt determined from behind the unit in the operating T-Knob /t'_ position. /1"1 _ _ Hairpin Clip ToRemove UnitFromCarton Remove staples, break glue on top flaps, or cut tape at carton end and peel along top flap to open carton.
  • Page 6 Pushthecablethrough theholein thecenter o fthe Remove hairpin clips from control rod, (rubber handle andsnapintheplastic fitting.SeeFigure 3. washers to remain on control rod). Insert the shorter, (angled), end of the control rod through the indicator bracket on the shift cover and Slot Head Screw, Nut, secure with hairpin clip that was previously &...

  • Page 7: Know Your Tiller

    needed. R emove thebeltcoverandmovethehexnuts the unit. Recommended operating tire pressure is at the otherendof the cabletowards the end of the approximately 20 p.s.i. (check sidewall of tire for tire casing. Then readjust the hex nuts at the handle. manufacturer's recommended pressure).

  • Page 8: Operating Your Tiller

    ChokeLever(. Equipped) NEUTRAL when starting the engine. WARNING: Make certain unit The choke lever is located by the throttle. It is used to endch the fuel mixture in the carburetor when starting a cold engine. ClutchControl PrimerButton (ifEquipped) The clutch control is located beneath the handle. The primer button is located behind the air cleaner.
  • Page 9 When tilling loose soil, the depth stake may be NOTE: After the first ten hours of operation, recheck raised to its highest position (use bottom the clutch adjustment. Refer to final clutch adjustment adjustment hole) to give the deepest tilling depth. in Assembly Instructions.

  • Page 10: Making Adjustments

    SECTION 5: MAKING ADJUSTMENTS off and the clutch control bail disengaged, shift the gear WARNING: Never attempt to make any selection handle to each forward mode. If the indicator adjustments while the engine is running, bracket touches the idler pulley rod (with the clutch except where specified...
  • Page 11 CleaningTineArea Clean the underside of the tine shield after each use. The dirt washes off the tines easier if rinsed off Idler Puny immediately instead of after it dries. Always towel dry the tiller afterwards and apply a light coat of oil or silicone to prevent rusting or water damage.
  • Page 12 SECTION 7: TROUBLE SHOOTING GUIDE Corrective Action Trouble Possible Cause(s) Engine fails to Fuel tank empty, or stale fuel. Fill tank with clean, fresh gasoline. Fuel will not last over start thirty days unless a fuel stabilizer is used. Throttle control lever not in correct Move throttle lever to start position.
  • Page 13 Notes...
  • Page 14 ModelSeries450...
  • Page 15 ModelSeries450 Ref. Ref. Part No. Part No. Part Description Part Description 611-0020 717-1594 Spur Gear 16T Wheel Shaft Ass'y 33T Seal 1.0 Shaft 611-0021 72%0378 Tine Shaft Ass'y: 18T 611-0128 72%0379 Seal .75 Shaft Jack Shaft Ass'y 611-0129 726-0277 Input Shaft Ass'y Taper Cap Ring 617-0058 732-0496...
  • Page 16 Model450 Series...
  • Page 17 Model450 Series Ref. Ref. Part No. Part Description Part Description Part No. Shift Rod 750-0885 747-1152 Spacer .435 OD x .322 ID 649-0041 Shoulder Upper Handle Ass'y 786-0090 649-0034 Lower Handle Ass'y 786-0113 Tine Shield Hinge Flap Hex Screw 3/8-16 x 1.25 786-0176 RH Handle Bracket 710-3005...
  • Page 18 Model450 Series !" "37...
  • Page 19 700-xxxx-0662. Black 0691 : Black. _owder -- 0637: Blue. Midnight -- 0667: Charcoal -- 0483: Grey -- 0648: Grey, Oyster -- 0662; Orange -- 0606: Red -- 0650; Red, MTD -- 0638; Silver-- 0629; Yellow -- 0674.
  • Page 20 MANUFACTURER'S LIMITED WARRANTY FOR: The limited warranty set forth below is given by MTD LLC with MTD LLC does net extend any warranty for products respect to new merchandise purchased and used in the sold or exported outside of the United States, its posses- United States, its possessions and territories.