MTD 12A-528N731 Operator's Manual
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MTD 12A-528N731 Operator's Manual

MTD 12A-528N731 Operator's Manual

22" self-propelled mower
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Operator's Manual
22" Self-Propelled
Mower
Model Series 520
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. 770-10349F
(11/8/04)

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Summary of Contents for MTD 12A-528N731

  • 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: Customer Support

    TABLEOFCONTENTS Content Page Content Page Important Safe Operation Practices Making Adjustments Slope Gauge Maintaining Your Lawn Mower Assembling Your Lawn Mower Trouble Shooting Know Your Lawn Mower Illustrated Parts Operating Your Lawn Mower Warranty FINDINGMODELNUMBER This Operator's Manual is an important part of your new lawn mower. It will help you assemble, prepare and maintain the unit for best performance.

  • Page 3: Section 1: Important Safeoperation P Ractices

    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: Slope Operation

    complete stop before r emoving thegrass c atcher or doorways, shrubs, trees, or other objects that may unclogging thechute. The cutting b lade continues to obscure your vision of a child who may run into the rotate f orafew seconds after t heengine i sshut o ff. N ever mower.
  • Page 5 3. Check t heblade and engine m ounting bolts atfrequent 9. Grass c atcher components, discharge cover, and trail intervals forproper tightness. Also, visually inspect blade shield are subject towear a nddamage which c ould fordamage (e.g., b ent, cracked, worn) R eplace blade expose m oving p arts orallow objects tobethrown.
  • Page 6 SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE i,II A POWER POLE A CORNER OFA 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: Section 3: Assembling Y Our Lawnmower

    SECTION 3: ASSEMBLING Y OUR LAWNMOWER IMPORTANT: This unit is shipped without gasoline or oil in the engine. Be certain to service engine with gasoline and oil as instructed in the separate engine manual Lower before operating your mower. NOTE: Reference to right or left hand side of the mower is observed from the operating position.
  • Page 8 NOTE: Install bottom inside chute opening RemovingChuteRetainer (indicated by I in the figure below) before placing hooks The chute deflector on your mower is held in an upright over the hinge pin (indicated by2 in the figure below). position by a retainer for shipping purposes only. Remove the retainer, following steps below, before Hinge running the mower for the first time.

  • Page 9: Section 4: Know Your Lawnmower

    SECTION 4: KNOW YOUR LAWNMOWER Read this operator's manual and safety rules before operating your lawn mower. Compare the illustration in Figure 8 with your lawn mower to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference.

  • Page 10: Section 5: Operating Y Our Lawnmower

    SECTION 5: OPERATING Y OUR LAWNMOWER Towards BetterMowerPerformance Pour fresh, clean gasoline into the mower's gas Hold blade control down and pull rope firmly to tank until the tank is full. Do not use gasoline start the engine. that is more than 30 days old. Set cutting height adjustment lever to middle Make sure to connect the mower's spark plug setting and mow a single pass on your lawn;...

  • Page 11: Section 6: Making Adjustments

    WARNING: If you strike a foreign object, stop Mulching the engine. Remove wire from the spark plug, For effective mulching, do not cut wet grass because it thoroughly inspect the mower for any tends to stick to the underside of the deck, preventing damage, and repair the damage before proper mulching of grass clippings.

  • Page 12: Section 7: Maintaining Your Lawnmower

    SECTION 7: MAINTAINING YOUR LAWNMOWER Customer R esponsibilities SERVICE MAINTENANCE DATES SCHEDULE _,,_,, Lubricate Wheels © Lubricate Blade Control Clean Deck Blade Care Check Oil Change Oil Replace Air Filter Clean Engine Check Spark Plug Check Spark Arrester (if any) General R ecommendations once a season with light oil.

  • Page 13: Maintenance

    Maintenance NOTE: When tipping the unit or emptying the fuel tank Blade keep the air cleaner side of engine up. Never tip the Adapter-r-_ mower more than 90 degrees and do not leave the mower tipped for any length of time. Oil can drain into Blade Bell the upper part of the engine causing a starting problem.
  • Page 14 • Slide the belt off the engine pulley and around the Drive Belt RemovalAndReplacement blade. See Figure 15. • Disconnect the spark plug wire and ground it against the engine. Right Front Left Front • Drain the fuel tank or place a piece of plastic Wheel Wheel beneath the cap to prevent gasoline leakage.

  • Page 15: Section 8: Troubleshooting

    SECTION 8: TROUBLESHOOTING Problem Cause Remedy Engine fails to start Blade control disengaged. Engage blade control. Spark plug wire disconnected. Connect wire to spark plug. Fuel tank empty or stale fuel. Fill tank with clean, fresh gasoline. Blocked fuel line. Clean fuel line.
  • Page 16 SECTION 9: PARTSLISTFORMODEL SERIES 520...
  • Page 17 ModelSeries520 Ref. Ref. Part No. Part No. Part Description Part Description Drive Control Handle 748-04016A 747-1214 Blade Adapter 747-1161A Blade Control Handle 742-0742A 22" Mulching Blade 746-1113 Blade Control Cable - 37.75" 736-0524B Bell Blade Support 746-1132 Blade Control Cable - 40.75" 710-1044 Hex Cap Screw 3/8-24 x 1.5 746-04204...
  • Page 18 NOTES...
  • Page 19 NOTES...
  • Page 20 MANUFACTURER'S LIMITED WARRANTY FOR: The limited warranty set forth below is given by MTD LLC with MTD does not extend any warranty for products sold or respect to new merchandise purchased and used in the exported outside of the United States, its possessions United States, its possessions and territories.

This manual is also suitable for:

Series 520

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