Yard Machines 410 Series Operator's Manual

21" rear discharge push mower
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YARD
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
PRINTED IN U.S.A.
FORM NO. 770-10110A
(9/99)

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Summary of Contents for Yard Machines 410 Series

  • Page 1 YARD 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...
  • Page 2: Table Of Contents

    TABLEOFCONTENTS Content Page Important Safe Operation Practices ..............Slope Gauge ..................... Assembling Your Lawn Mower ................Know Your Lawn Mower ..................Operating Your Lawn Mower ................Making Adjustments ..................Maintaining Your Lawn Mower ................Off-Season Stoarge ................... Troubleshooting ....................Shroud Chart ..................... Parts List ......................
  • Page 3: Important Safe Operation Practices

    SECTION 1: IMPORTANT SAFEOPERATION P RACTICES 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, when you see this symbol, heed its warning.
  • Page 4: Slope Gauge

    serious p ersonal injury. K eep afirmhold onthe Do not mow on wet grass. Reduced footing could handle andwalk, n ever r un.Ifyoufeelyouare cause slipping. losing yourfooting, RELEASE THEBLADE CONTROL HANDLE I MMEDIATELY andtheblade Children willstop rotating w ithin three seconds. •...
  • Page 5 Keep allnuts, b olts, andscrews t ight t obesurethe moving p arts orallow objects t obethrown. For equipment isinsafeworking c ondition. safety p rotection, frequently check components and Never t amper withsafety d evices. Check t heir replace w ithmanufacturer's recommended parts, proper o peration regularly.
  • Page 6 USE THIS PAGE AS A GUIDE TO DETERMINE SLOPES WHERE YOU MAY NOT OPERATE SAFELY. ,,11 SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE A POWER POLE • J A CORNER OF A BUILDING OR A FENCE POST WARNING Do not mow on inclines with a slope in excess of 15 degrees (a rise of approximately 2-1/2 feet every 10 feet).
  • Page 7: Assembling Your Lawn Mower

    SECTION 3: ASSEMBLING YOUR LAWNMOWER 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 • The rope guide is attached to the right side of upper B. HardtopGrassBag handle. Loosen the wing nut which secures the Parts for Hardtop Grass Bag: rope guide. Front Frame • With the spark plug wire disconnected and Rear Frame (packed inside hardtop cover) grounded, hold the blade control handle against the upper handle, and pull the starter rope out of the Hardtop Cover...
  • Page 9 • Hold thebagandframe sothebaghangs fromthe baffle, l iftthereardischarge d ooronthemower. frame(isnotbunched a round theframe). S lide the Remove t hemulching b affle. S eeFigure 10inset. handle ofthegrasscatcher framethrough theslot inthehardtop coverasshown in Figure 8. Mulch Grass Handle through this slot on _ Door Figure 10...
  • Page 10: Know Your Lawn Mower

    therodwiltextend further t otheleftside.See Figure 11. Rear Slide thepushnutontotherightsideoftherodto secure. Door Attaching ChuteDeflector ToMower • To attach chute deflector: Lift the rear discharge door on the mower. Place the ends of the rod into Slots the slots in the handle bracket assemblies. See Figure 12.
  • Page 11: Operating Your Lawn Mower

    WARNING: The throttle control cannot be HeightAdjustmentLever 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

    • For a healthy lawn, never cut more than one-third of UsingMulcher 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 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 LAWNMOWER Maintaining the Blade WARNING: ground Be sure to disconnect 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. Lubrication BladeControl blade...
  • Page 15: Off-Season Stoarge

    • Service air cleaner every 25 hours under normal BladeMountingTorque: conditions. Clean every few hours under extremely Center Bolt: 450 in. Ibs. 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 Corrective Actions Possible Cause(s) 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 731-1402A Yellow 751 B281439 Dark Red 731-1395A Shroud Color 731-1694 Black 751B281440 Black 731-1396A Black 731-1695 Silver 731-1397A Grey 751B281443 lBright Red 731-1934A Charcoal Hardware: 710-1256 Hardware:710-1256 Hardware: 710-1256 Shroud Color Shroud Color 731-1586B Black...
  • Page 18: Parts List

    SECTION 11: PARTS LISTFORMODEL SERIES 410THROUGH 429...
  • Page 19 ModelSeries410Through 429 Part no. Part no. Description Description 747-0824 736-0356 Bell-Wash..39" I.D. x 1.38" Control Handle (Std.) Hex Nut 3/8-16 Thd. 647-0004 712-0798 Control Handle Ass'y. (Deluxe) 710-1205 15261A Rope Guide Height Adj. Plate 720-0279 Handle Knob 1/4-20 Thd. 15262B Pivot Bar 710-1174 14832...
  • Page 20 MANUFACTURER'S LIMITED WARRANTY FOR: YARD 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...

This manual is also suitable for:

429 series

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