Yard Machines 21A-120R000 Operator's Manual
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Yard Machines 21A-120R000 Operator's Manual

Yard Machines 21A-120R000 Operator's Manual

Front tine cultivator
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Operator's Manual
Front Tine
Cultivator
Model
21A-120R000
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 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 arrestor for the muffler is available through your nearest engine authorized
service dealer or contact the service department, 550 N. 54th Street, Chandler, Arizona 85226-2434.
MTD SOUTHWEST INC 550 N. 54TH STREET, CHANDLER, ARIZONA 85226-2434
PRINTED IN U.S.A.
FORM NO. 770-10456
PART NO. 10120 rev. A
(11/00)

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Summary of Contents for Yard Machines 21A-120R000

  • Page 1 Federal laws apply on federal lands. A spark arrestor for the muffler is available through your nearest engine authorized service dealer or contact the service department, 550 N. 54th Street, Chandler, Arizona 85226-2434. MTD SOUTHWEST INC 550 N. 54TH STREET, CHANDLER, ARIZONA 85226-2434 PRINTED IN U.S.A.

  • Page 2: Table Of Contents

    Troubleshooting... 15 Parts List ... 16 This Operator’s Manual is an important part of your new cultivator. It will help you assemble, prepare and maintain the unit for best performance. Please read and understand what it says. Before you start assembling your new equipment, please locate the model plate on the unit and copy the information from it to the space provided below.

  • Page 3: Important Safe Operation Practices

    May Result In Personal Injury. When You See This Symbol–Heed Its Warning. DANGER: Your cultivator 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 personal injury.
  • Page 4 SERVICE • Use extreme care in handling gasoline and other fuels. They are extremely flammable and the vapors are explosive. • Store fuel only in containers specifically designed and approved for the storage of such materials. • Avoid creating a source of ignition for spilled fuel. Do not start the engine until fuel vapors dissipate.

  • Page 5: Assembling Your Cultivator

    SECTION 2: ASSEMBLING YOUR CULTIVATOR Your yard and garden cultivator has been completely assembled except for the handlebar, throttle cable and wheel bracket assembly. A large phillips screwdriver is needed for assembly. Removing Unit From Carton 1. Carefully unpack the contents and insure that nothing is damaged.
  • Page 6 Installing The Handlebar 1. Position the mounting brackets by rotating them until the foot on the bracket rests against the engine. See Figure 4. 2. Place the handlebar between the bottom and middle clamp pieces. See Figure 5. 3. While holding the three pieces together, position the handlebar underneath the shaft tube and align with the top clamp.
  • Page 7 Throttle Cable Assembly 1. Wrap the throttle wire once around the handlebar. See Figure 9. 2. Depress the throttle trigger and locate hole for the throttle wire. See Figure 10. 3. With the throttle trigger depressed, place the bar- rel end of the throttle wire inside the hole of the trigger.

  • Page 8: Know Your Cultivator

    Spark Plug Read this operator’s manual and safety rules before operating your cultivator. Compare illustrations in Figure 14 with your cultivator to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference. Application Use this unit for tilling sod and light to medium soil.

  • Page 9: Operating Your Cultivator

    NOTE: Dispose of the old fuel/oil mix in accordance to Federal, State, and Local regulations. Filling The Fuel Tank Fill or add fuel to the tank only when the cultivator is in a horizontal position. See figure 16. Figure 16 8.0 FL.

  • Page 10: Starting Engine

    Starting Engine WARNING: Avoid accidental starting. Be in the starting position when pulling the starter rope. See Figure 19. The operator and unit must be in a stable position while starting to avoid serious personal injury. WARNING: Operate this unit only in a well ventilated area outdoors.
  • Page 11 Wear heavy, long pants, boots and gloves. Do not wear short pants, sandals or go barefoot. 1. Move the cultivator to the work area prior to starting the engine. The cultivator may be transported by pushing it on wheels or carrying it by the shaft tube grip.

  • Page 12: Making Adjustments

    Disconnect spark plug wire to ensure the unit will not start. Wheel Adjustments To adjust the wheel height, refer to OPERATING YOUR CULTIVATOR in Section 4. Carburetor Adjustments WARNING: If any adjustments are made to the engine while the engine is running (e.g.

  • Page 13: Maintaining Your Cultivator

    SECTION 6: MAINTAINING YOUR CULTIVATOR Maintenance Schedule These required maintenance procedures should be performed at the frequency stated in the table. They should also be included as part of any seasonal tune-up. FREQUENCY Before Starting Engine Every 10 Hours Every 50 Hours or Seasonal...
  • Page 14 7. Replace the air filter inside the air filter/muffler cover. See Figure 24. NOTE: Operating the unit without the air filter and air filter/muffler cover assembly, will VOID the warranty. 8. Place the air filter/muffler cover over the back of the carburetor and muffler.

  • Page 15: Off-Season Storage

    Old or improperly mixed fuel OR STALLS WHEN UNDER Improper carburetor adjustment LOAD Cultivator tines bound with dirt or grass 4. Thoroughly clean the unit and inspect for any loose or damaged parts. Repair or replace damaged parts and tighten loose screws, nuts or bolts.

  • Page 16: Parts List

    SECTION 9: PARTS LIST FOR MODEL 21A-120R000 36 35...
  • Page 17 MODEL 21A-120R000 Ref. Part No. Part Description 182059 Air Cleaner/Muffler Cover Assembly (includes 2 & 41) 180350 Air Cleaner Filter 180351 Carburetor Mounting Screw Assembly 180226 Wavey Washer 182160 Choke Lever Assembly (includes 6) 182161 Choke Knob and Screw 182162...
  • Page 18 MODEL 21A-120R000...
  • Page 19 MODEL 21A-120R000 Ref. Part No. Part Description 181573 Throttle Trigger and Cable Assembly 180942 Handle Bar w/Clamp Assemblies (includes 3-5) 612831 Grip 612021 Tube Closure 181503 Clamp Assembly 147501 Engine Bracket Mounting Hardware 181574 Engine Mount Bracket, R.H. 181504 Engine Mount Bracket, L.H.
  • Page 20 This warranty is limited to ninety (90) days from the date of original retail purchase for any MTD product that is used for rental or commercial purposes, or any other income-producing purpose.

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