Yard Machines 410 Series Operator's Manual
Yard Machines 410 Series Operator's Manual

Yard Machines 410 Series Operator's Manual

21" rear discharge push mower
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Operator's Manual
21" Rear Discharge
Push Mower
Model Series
410 through 429
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 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
FORM NO. 770-10110A.fm
PRINTED IN U.S.A.
(9/99)

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Summary of Contents for Yard Machines 410 Series

  • Page 1 21” Rear Discharge Push Mower Model Series 410 through 429 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...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS Content Page Important Safe Operation Practices ..............3 Slope Gauge ..................... 6 Assembling Your Lawn Mower................7 Know Your Lawn Mower ..................10 Operating Your Lawn Mower ................11 Making Adjustments ..................12 Maintaining Your Lawn Mower................14 Off-Season Stoarge ...................
  • Page 3: Important Safe Operation Practices

    SECTION 1: IMPORTANT SAFE OPERATION PRACTICES 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 your lawn mower. Failure to comply with these instructions may result in personal injury.
  • Page 4: Slope Operation

    serious personal injury. Keep a firm hold on the • Do not mow on wet grass. Reduced footing could handle and walk, never run. If you feel you are cause slipping. losing your footing, RELEASE THE BLADE Children CONTROL HANDLE IMMEDIATELY and the blade will stop rotating within three seconds.
  • Page 5 • Keep all nuts, bolts, and screws tight to be sure the moving parts or allow objects to be thrown. For equipment is in safe working condition. safety protection, frequently check components and • Never tamper with safety devices. Check their replace with manufacturer’s recommended parts, proper operation regularly.
  • Page 6: Slope Gauge

    SECTION 2: SLOPE GAUGE CUT ALONG DOTTED LINE...
  • Page 7: Assembling Your Lawn Mower

    SECTION 3: ASSEMBLING YOUR LAWN MOWER Unpacking • In the case of lawn mowers where engine is equipped with a rubber boot, attach rubber boot to • Remove staples, break glue on top flaps, or cut a bolt on the engine to ground. See Figure 1. tape at carton end and peel along top flap to open carton.
  • Page 8: Assembling Grass Catcher

    B. Hardtop Grass Bag • The rope guide is attached to the right side of upper handle. Loosen the wing nut which secures the Parts for Hardtop Grass Bag: rope guide. 1. Front Frame • With the spark plug wire disconnected and 2.
  • Page 9: Attaching Grass Catcher To Mower

    • Hold the bag and frame so the bag hangs from the baffle, lift the rear discharge door on the mower. frame (is not bunched around the frame). Slide the Remove the mulching baffle. See Figure 10 inset. handle of the grass catcher frame through the slot in the hardtop cover as shown in Figure 8.
  • Page 10: Know Your Lawn Mower

    the rod will extend further to the left side. See Figure 11. Rear • Slide the push nut onto the right side of the rod to Discharge secure. Door Attaching Chute Deflector To Mower • To attach chute deflector: Lift the rear discharge door on the mower.
  • Page 11: Operating Your Lawn Mower

    Height Adjustment Lever WARNING: The throttle control cannot be used to stop the engine. If your mower’s The height adjustment lever is located on each wheel throttle control is located on the engine, and adjusts the cutting height. All four levers have to be do not adjust the throttle control while the put at the same level for uniform cutting height.
  • Page 12: Making Adjustments

    Using Mulcher • For a healthy lawn, never cut more than one-third of the total length of the grass at any one cutting. (If equipped) Lawn should be cut in the fall as long as there is • For effective mulching, do not cut wet grass growth.
  • Page 13: Throttle Control

    NOTE: A dirty air cleaner will cause an engine to run • Adjust the throttle control only if it is out of rough. Be certain air cleaner is clean and attached to adjustment, or if it has been replaced. the carburetor before adjusting carburetor. •...
  • Page 14: Maintaining Your Lawn Mower

    SECTION 7: MAINTAINING YOUR LAWN MOWER Maintaining the Blade WARNING: Be sure to disconnect and ground spark plug wire before • Periodically inspect the blade adapter for cracks, performing any repairs or maintenance. especially if you strike a foreign object. Replace when necessary.
  • Page 15: Off-Season Stoarge

    Blade Mounting Torque: • Service air cleaner every 25 hours under normal conditions. Clean every few hours under extremely Center Bolt: 450 in. lbs. min., 600 in. lbs. max. dusty conditions. Poor engine performance and • To ensure safe operation of your unit, all nuts and flooding usually indicates that the air cleaner should bolts must be checked periodically for correct be serviced.
  • Page 16: Troubleshooting

    SECTION 9: TROUBLE SHOOTING GUIDE Trouble Possible Cause(s) Corrective Actions Engine fails to Blade control handle disengaged. Engage blade control handle. start Spark plug wire disconnected. Connect wire to spark plug. Dirty aircleaner. Refer to the engine manual packed with your unit. Primer button not depressed.
  • Page 17: Shroud Chart

    SECTION 10: SHROUD CHART Shroud Color Shroud Color Shroud Color 731-1402A Yellow 751B281439 Dark Red 731-1395A 731-1694 Black 751B281440 Black 731-1396A Black 731-1695 Silver 751B281443 Bright Red 731-1397A Grey 731-1934A Charcoal Hardware: 710-1256 Hardware: 710-1256 Hardware: 710-1256 Shroud Color Shroud Color Shroud Color...
  • Page 18: Parts List

    SECTION 11: PARTS LIST FOR MODEL SERIES 410 THROUGH 429...
  • Page 19 Model Series 410 Through 429 Part no. Description Part no. Description 736-0356 Bell-Wash. .39" I.D. x 1.38" 747-0824 Control Handle (Std.) 647-0004 Control Handle Ass’y. (Deluxe) 712-0798 Hex Nut 3/8-16 Thd. 710-1205 Rope Guide 15261A Height Adj. Plate 720-0279 Handle Knob 1/4-20 Thd.
  • Page 20 MANUFACTURER’S LIMITED WARRANTY FOR: c. Routine maintenance items such as lubricants, filters, The limited warranty set forth below is given by MTD blade sharpening and tune-ups, or adjustments such PRODUCTS INC (“MTD”) with respect to new merchandise as brake adjustments, clutch adjustments or deck purchased and used in the United States, its possessions adjustments;...

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