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Operator’s Manual
22” Rotary Mower
Model 503
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
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TABLE OF CONTENTS Content Page Content Page Customer Support 2 Adjustments 10 Important Safe Operation Practices 3 Maintenance 11 Slope Gauge 5 Troubleshooting 13 Setting Up 6 Parts List 14 Operating Your Lawn Mower 8 Warranty 16 FINDING MODEL NUMBER This Operator’s Manual is an important part of your new equipment. It will help you assemble, prepare and maintain the unit for best performance. Please read and understand what it says. Before you start assembling your new equipment, please locat
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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. When you see this symbol - heed its warning. WARNING: Engine Exhaust, some of its constituents, and certain vehicle component
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8. Never fuel machine indoors because flammable vapors will Slope Operation accumulate in the area. Slopes are a major factor related to slip and fall accidents which can 9. Never remove gas cap or add fuel while the engine is hot or result in severe injury. Operation on slopes requires extra caution. If running. Allow engine to cool at least two minutes before you feel uneasy on a slope, do not mow it. For your safety, use the refueling. slope gauge included as part of this manual to mea
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FOLD ON DOTTED LINE, REPRESENTING A 15° SLOPE SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE A POWER POLE A CORNER OF A BUILDING OR A FENCE POST 15° DANGER 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 and you could slip, resulting in serious injury. Operate RIDING mowers up
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SECTION 3: SETTING UP IMPORTANT: This unit is shipped without gasoline or oil in the engine. Fill up gasoline and oil as Spark Plug instructed in the accompanying engine manual Wire before operating your mower. Spark Plug Wire 1. Disconnect spark plug wire from the spark Spark Bolt plug, and ground it against the engine. Plug 2. If engine is equipped with a rubber boot, attach Wire Spark Plug rubber boot to a bolt on the engine to ground. See Figure 1. Figure 1 Shipping Block The chute
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Starter Rope 1. The starter rope is attached to the engine. Additional rope Starter may be wound around the starter handle. If so, unwind the Handle rope from the handle. Hex 2. With the spark plug wire disconnected and grounded, Lock Nut depress the blade control handle and pull the rope out of Rope the engine. Guide 3. Place the rope guide around the starter handle, so the opening in the rope guide is toward the front of the mower. Starter Insert the rope guide into the right side of the
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IInstalling Rear Wheels Place the rear of the mower deck on raised blocks. Remove lock nut from pivot arm assembly, slide wheel, with hollow side in, onto axle and secure with lock nut. See Figure 8. Assemble the other side in the same manner Lock Nut Figure 8 SECTION 4: OPERATING YOUR LAWN MOWER Know your lawn mower Blade Control Handle Blade Control Handle The blade control handle is located on the upper handle of the mower. See Figure 9. The blade control handle must be depressed
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WARNING: The operation of any lawn mower can result in foreign objects being thrown into the eyes, which can damage your eyes severely. Always wear safety glasses while operating the mower, or while performing any adjustments or repairs on it. WARNING: Be sure no one other than the operator is standing near the lawn mower while starting engine or operating mower. Never run engine indoors or in enclosed, poorly ventilated areas. Engine exhaust contains carbon monoxide, an odorless and deadly
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Operating Tips For best results, do not cut wet grass. New grass, thick grass, or wet grass may require a narrower cut. For a healthier lawn, never cut off more than one-third of the total length of the grass. Your lawn should be cut in the fall as long as there is growth. For effective mulching, do not cut wet grass. Adjust ground speed according to the condition of the lawn. If the grass has been allowed to grow in excess of 4 inches, mulching is not recommended. Mow using th
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SECTION 6: MAINTAINING YOUR LAWN MOWER General Recommendations Always observe safety rules when performing any maintenance. The warranty on this lawn mower does not cover items that have been subjected to operator abuse or negligence. To receive full value from the warranty, operator must maintain the lawn mower as instructed here. Changing of engine-governed speed will void engine warranty. All adjustments should be checked at least once each season. Periodically check all fasten
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Blade Care and Replacement WARNING: When removing the cutting blade for sharpening or replacement, protect your hands with a pair of heavy gloves or use a heavy rag to hold the blade. Periodically inspect the blade adapter for cracks, especially if you strike a foreign object. Replace when Blade necessary. Follow the steps below for blade service: Adapter Disconnect spark plug wire from spark plug. Tip mower as specified in separate engine manual. If it Blade Bell does not specify turn
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SECTION 7: TROUBLESHOOTING Problem Cause Engine fails to start 1. Blade control handle disengaged. 1. Engage blade control handle. 2. Spark plug wire disconnected. 2. Connect wire to spark plug. 3. Fuel tank empty or stale fuel. 3. Fill tank with clean, fresh gasoline. 4. Blocked fuel line. 4. Clean fuel line. 5. Faulty spark plug. 5. Clean, adjust gap, or replace. 6. Engine flooded 6. Wait a few minutes to restart, but do not prime. Engine runs erratic 1. Spark plug wire loose. 1. Connect and
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SECTION 8: PARTS LIST /LISTE DE PIÈCES 1 2 3 8 5 7 4 9 49 8 6 10 6 13 12 46 15 18 19 31 14 17 39 40 20 17 44 43 41 31 38 17 42 32 21 33 34 36 17 22 28 23 35 27 24 † If Equipped/Si equipé 17 29 26 25 11† 14
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REF PART NO. NO. N° DE N° DE RÉF PIÈCE DE SC RIP TIO N DE SC RIP TIO N 1 747-1161A Blade Con trol Han dle Poignée de commande de la lame 2 749-1092A Up per Han dle Guidon supérieur 3 746-0946 Con trol Ca ble 48.25" Lg. Câble de la commande 48,25 po de lg. 4 710-1205 Rope Guide Bolt Boulon de guidage de cor don 5 720-0279 Knob - ERS Guide 1/4-20 Bou ton - 1/4-20 6 720-0284 Han dle Knob As sem bly Bou ton 7 736-0451 Sad dle Wash. .320 ID x .937 OD Rondelle selle 0,320 DI x 0,937 DE 8 710-1174 Car
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MANUFACTURER’S LIMITED WARRANTY FOR: The limited warranty set forth below is given by MTD LLC with respect to new merchandise purchased and used in the United States and/or its territories and possessions, and by MTD Products Limited with respect to new merchandise purchased and used in Canada and/or its territories and possessions (either entity respectively, “MTD”). MTD warrants this product (excluding its normal wear parts as described below) against defects in material and workmanship for
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GARANTIE DU FABRICANT POUR: La garantie limitée qui est énoncée ci-dessous est offerte par MTD LLC pour toutes les marchandises neuves achetées et utilisées aux États-Unis, dans ses possessions et territoires, et par MTD Products Limited, pour toutes les marchandises achetées et utilisées au Canada et/ ou ses territoires (l’une ou l’autre entité respectivement appelée « MTD »). « MTD » garantit que ce produit (à l’exception des pièces à usure normale énumérées ci-dessous)est exempt de tout vi
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CHAPITRE 7: GUIDE DE DÉPANNAGE Problème Cause(s Probable) Solution Le moteur ne démarre 1. La poignée de commande de la 1. Embrayez la poignée de commande de la pas lame n'est pas embrayée. lame. 2. Le fil de la bougie est débranché. 2. Branchez le fil de la bougie. 3. Le réservoir est vide ou l'essence 3. Faites le plein avec une essence propre et est éventée. fraîche. 4. La canalisation de carburant est 4. Nettoyez la canalisation. bouchée. 5. La bougie est défectueuse. 5. Nettoyez, réglez
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Basculez la tondeuse selon les instructions dans la notice d’utilisation. S’il n’y a pas d’instructions Adaptateur spécifiques, basculez la tondeuse avec le filtre à air et de la lame le carburateur sur le haut. Lame Enlevez le boulon et le support de la lame qui maintiennent la lame et l’adaptateur sur le vilebrequin. Support Voir la Figure 14. Dégagez la lame et l’adaptateur du vilebrequin. Pour l’affûter à nouveau, démontez-la puis meulez ou Boulon hex. limez les bords trancha
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Lubrification Poignée de commande de la lame Lubrifiez Lubrifiez les points de pivot de la poignée de commande de la lame au moins une fois par saison avec une huile légère. La commande de la lame doit fonctionner facilement dans les deux sens. Voir la Figure 13. Roues Lubrifiez les roulements à billes des roues au moins une fois par saison avec de l’huile fluide, tous les autres genres n'ont pas be soin d'être lubrifiées. Toutefois, si elles doivent être démontées pour une raison q
