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Operator's Manual
21" Hi-Wheel Mower
Models 546 & 549
Warning:
This unit is equipped with an internal combustion engine and should not be used on or near any unimproved
forest-cov-
ered, 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.BOX361131CLEVELAND, O HIO44136-0019
PRINTED IN U.S.A.
Form No.769-00987A
(11/2004)
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Table of Contents
Related Manuals for Troy-Bilt 546
Summary of Contents for Troy-Bilt 546
- Page 1 ® Operator's Manual 21" Hi-Wheel Mower Models 546 & 549 Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-cov- ered, 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).
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Page 2: Table Of Contents
TABLEOFCONTENTS Content Page Content Page Important Safe Operation P ractices Maintaining Your Lawn Mower Slope Gauge Servicing Your Lawn Mower Assembling YourLawn Mower Troubleshooting Know YourLawn Mower Illustrated Parts List Operating Y ourLawn Mower Warranty Making Adjustments 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: Important Safe Operation 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 immediately andtheblade willstoprotating within Do not mow on wet grass. Unstable footing could threeseconds. cause slipping. 9. Mowindaylight o rgoodartificial l ight; w alk,notrun. Children 10.Stoptheblade whencrossing g ravel d rives, walkways o r roads. Tragic accidents can occur if the operator is not alert to 11.If theequipment should start t ovibrate abnormally, the presence of children.
- Page 5 10.Never o verfillfueltank.Filltanktonomore than Mower blades are sharp and can cut. Wrap the inch below bottom of filler neck to provide space for blade or wear gloves, and use extra caution when fuel expansion. servicing them. 11. Replace gasoline cap and tighten securely. Keep all nuts, bolts, and screws tight to be sure the 12.
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Page 6: Slope Gauge
>, & £o ¢ & Do not mow on inclines with a slope in excess of 15 degrees (a rise of approximately 2-1/2 feet every 10 feet). A riding mower could overturn and cause serious injury. If operating a walk-behind mower on such a slope, it is extremely difficult to maintain your footing S °°... -
Page 7: Assembling Yourlawn Mower
SECTION 3: ASSEMBLING YOUR LAWNMOWER Removing UnitFromCarton Lower Handle • Remove staples, break glue on top flaps, or cut tape at carton end and open carton. Handle Upper • Remove loose parts if included with unit (i.e., Handle operator's manual, etc.) •... - Page 8 Fasten thecable tothelowerhandle withthetwo Assembling G rassCatcher cable tiesfound onthelower handle. P ull t hecable tiestightandtrimofftheexcess. SeeFigure 5. NOTE: /f the grass catcher came pre-assembled, proceed to the next section. If it came unassembled, Cable Tie. follow the steps below to assemble it first, before attaching to the mower.
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Page 9: Know Yourlawn Mower
IMPORTANT:Do not remove the mulching plug at any Rear Discharge Door time, even when you are not mulching. Mulching Figure 9 Figure 10 • To remove the grass catcher, lift the rear discharge door on the mower, lift the grass catcher up and off UsingMulch Plug the pivot rod. -
Page 10: Operating Y Ourlawn Mower
GrassCatcher grass catcher and the side-discharge chute from the mower, and operate with the mulching plug only for this The grass catcher, located at the rear of the mower, is purpose. used to bag the grass clippings for disposal at another site. -
Page 11: Making Adjustments
• For a healthy lawn, always cut off one-third or less Bagging GrassClippings of the total length of the grass. You can use the grass catcher bag to collect clippings while you are operating the mower. Mulching • Attach grass catcher following instructions on page For effective mulching, do not cut wet grass. -
Page 12: Maintaining Your Lawn Mower
SECTION 7: MAINTAINING YOUR LAWNMOWER • Put the mower back on its wheels on the ground. If you had put plastic under the gas cap, make sure to remove it now. disconnect the spark plug wire before ARNING: Always stop the engine and performing any maintenance work or Lubrication adjustments on your lawn mower. -
Page 13: Troubleshooting
• Follow the original angle of grind as a guide. Make • Place blade bell support on blade. Make sure the sure that each cutting edge receives an equal notches on the blade bell support are aligned with small holes in the blade. amount of grinding to prevent an unbalanced blade. -
Page 14: Illustrated Parts List
SECTION 10: PARTSLIST FORMODELS 546 & 549... - Page 15 PARTS LISTFORMODELS 546 & 549 Ref. Ref. Part No. Part No. Part Description Part Description 687-02074 747-1161A Control Handle Front Height Adjuster Assembly -- RH 687-02075 749-1092A Front Height Adjuster Assembly -- LH Upper Handle 747-04080 687-02039 Grass Bag Frame Pivot Arm Assembly -- RH 749-0928A Lower Handle...
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Page 16: Warranty
MANUFACTURER'S LIMITED WARRANTY FOR: ® The limited warranty set forth below is given by Troy-Bilt LLC Troy-Bilt does not extend any warranty for products with respect to new merchandise purchased and used in the sold or exported outside of the United States, its United States, its possessions and territories.
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