Yard-Man 559 Operator's Manual

21” self propelled mulching mower
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Operator's Manual
21" Self Propelled
Mulching Mower
Model 559
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
ECO # 2844
770-10145B.fm
FORM NO.
PRINTED IN U.S.A.
(10/2000)

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Summary of Contents for Yard-Man 559

  • Page 1 Operator’s Manual 21” Self Propelled Mulching Mower Model 559 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 Guage...................... 6 Hardware Pack ....................7 Unpacking......................7 Assembling Your Lawn Mower................7 Know Your Lawn Mower ..................9 Operating Your Lawn Mower ................10 Maintaining Your Lawn Mower................11 Service.......................
  • Page 3: Important Safe Operation Practices

    SECTION 1: IMPORTANT SAFE OPERATION PRACTICES 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

    other safety protective devices in place and working. Never allow children under 14 years old to operate a Never operate mower with damaged safety devices. power mower. Children 14 years old and over should Failure to do so, can result in personal injury. read and understand the operation instructions and 21.
  • Page 5 only, listed in this manual. “Use of parts which do not shield are subject to wear and damage which could meet the original equipment specifications may lead to expose moving parts or allow objects to be thrown. For improper performance and compromise safety!” safety protection, frequently check components and Mower blades are sharp and can cut.
  • Page 6: Slope Guage

    SECTION 2: SLOPE GAUGE Use this page as a guide to determine slopes where you may not operate safely.
  • Page 7: Hardware Pack

    SECTION 3: ASSEMBLING YOUR LAWN MOWER Removing Unit From Carton Assembling Handle • Remove staples, break glue on top flaps, or cut • Remove grass bag from the unit and set it out of the tape at carton end and peel along top flap to open. way.
  • Page 8 • Using a pair of pliers, insert the hairpin clip into the inner hole on the weld pin. Repeat on other side. Starter Wing Nut See Figure 5. Rope Upper Handle Carriage Bolt Lower Handle Rope Guide Upper Hole Handle Figure 7 Mounting Brkt.
  • Page 9: Know Your Lawn Mower

    SECTION 4: KNOW YOUR LAWN MOWER Read this owner’s manual and safety rules before operating your lawn mower. Compare the illustrations in Figure 10 with your lawn mower to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference.
  • Page 10: Operating Your Lawn Mower

    SECTION 5: OPERATING YOUR LAWN MOWER WARNING: or below, prime five times. Do not prime to restart a Read, understand, and follow warm engine after a short shutdown. all instructions and warnings on the machine • Standing behind the mower, depress the blade and in this manual before operating.
  • Page 11: Maintaining Your Lawn Mower

    Adjusting Cutting Height Refer to height adjustments section of this manual on page 15 for instruction on how to adjust the cutting Discharge height and the handle height. Door For best results in mowing, keep the cutting height position high until you can determine a suitable height. Bagging Grass Clippings You can use the grasscatcher bag to collect clippings while you are operating the mower.
  • Page 12: Blade Care

    Lubrication Engine • Follow the engine manual instructions and Wheels recommended schedule for lubricating engine • Lubricate the wheels and bearings, if so equipped, components. at least once a season with light oil or engine oil. Transmission Also, if the wheels are removed for any reason, •...
  • Page 13: Replacing Drive Belt

    NOTE: The wheels have been moved forward in Drive Belt this picture for clarity. Do not remove the Pulley wheels away from the mower housing while doing the job. Idler Bracket Bolt Lock Nut Shoulder Screw Belt Keeper Idler Spacer Front Drive Cover Figure 13...
  • Page 14: Adjusting Handle Height

    Adjusting Drive Clutch Control • Reassemble the upper handle to the lower handle. • Place the hairpin clips in the inner holes of the weld • The drive clutch adjustment wheel is located on the pins and replace the carriage bolts and wing nuts drive clutch control handle housing and is used to on te handle brackets.
  • Page 15: Off-Season Storage

    SECTION 8: OFF-SEASON STORAGE Engine Prepare your lawn mower for storage at the end of the season or if the unit will not be used for 30 days or • Follow recommendations in the accompanying more. Store the mower in a clean, dry area. engine manual for off-season storage of the Mower engine.
  • Page 16: Parts List

    SECTION 10: PARTS LIST FOR MODEL 559...
  • Page 17 MODEL 559 Ref. No Part No. Description Ref. No Part No. Description 731-1057 Upper Drive Cover 756-1146 Drive Pulley 731-0620 Drive Lever 748-0411 Blade Adapter 742-0741 21” Mulching Blade 731-1058 Lower Drive Cover 736-0452 Flat Washer .516 x 1.5 x .134...
  • Page 18 MODEL 559 30 31 IMPORTANT: For a proper working machine, use Factory Approved Parts. V-BELTS are specially designed to engage and disengage safely. A substitute (non OEM) V-Belt can be dangerous by not disengaging completely.
  • Page 19 MODEL 559 Ref. No Part No. Description Ref. No Part No. Description 712-3025 Hex Jam Nut 5/16-24 732-0708 Bearing Retainer 736-0425 Bell Washer .325 x .930 x .045 741-0604 Bearing Sleeve .50 I.D. 656-0047 Pulley Assembly 748-0355 Bearing Support 736-0425 Bell Washer .325 x .930 x .045...
  • 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 merchan- as brake adjustments, clutch adjustments or deck dise purchased and used in the United States, its posses- adjustments;...

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