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Safety • Assembly • Operation • Tips & Techniques • Maintenance • Troubleshooting • Parts Lists • Warranty
OPERATOR’S MANUAL
* Shown with Optional Electric Start
21-inch Self-Propelled Rotary Mower — Model Series 440
IMPORTANT
READ SAFETY RULES AND INSTRUCTIONS CAREFULLY BEFORE OPERATION
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 equip
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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. Please read and understand what it says. Table of Contents Slope Gauge........................................................ 3 Maintaining Your Lawn Mower ......................... 10 Safe Operation Practices ................................... 4 Troubleshooting ................................................ 14 Setup and Adjustment ...........
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Use this page as a guide to determine slopes where you may not operate safely. Do not operate your lawn mower on such slopes. 1 Slope Gauge 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). Operate WALK-BEHIND mowers across the face of slopes, never up and down slopes. 3
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WARNING: Engine Exhaust, some of its constituents, and certain vehicle compo- nents contain or emit chemicals known to State of California to cause cancer and birth defects or other reproductive harm. 2 DANGER: This machine was built to be operated according to the rules for safe operation in this manual. As with any type of power equipment, carelessness or error on the part of the operator can result in serious injury. This machine is capable of amputating hands and feet and throwing Safe
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19. Shut the engine off and wait until the blade comes to a 6. Extinguish all cigarettes, cigars, pipes and other sources complete stop before removing the grass catcher or unclog- of ignition. ging the chute. 7. Never fuel machine indoor because flammable vapors will The cutting blade continues to rotate for a few seconds after accumulate in the area. the engine is shut off. Never place any part of the body in 8. Never remove gas cap or add fuel while engine is hot or 2 the blade area u
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NOTE: This Operator’s Manual covers several models. Lawn Mower features vary by model. Not all features discussed (or engines pictured) in this manual are A applicable to all Lawn Mower models. 3 1. Follow the steps below to position the handle. a. Lift the upper handle up from the folded position and pull it back to the extended position. See Setup and Figure 3-1. Do not crimp cables. The handle should click into this position. Adjustment b. Make sure the carriage bolt is seated properly
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5. Follow steps below to assemble the grass catcher: a. Place bag over frame so that its black plastic side is at the bottom. Check that the bag is turned right side out before assembling (warning label will be 3 on the outside). b. Slip plastic channel of grass bag over hooks on A the frame. See Figure 3-5. All the plastic channels Setup and except center top of bag attach from outside of bag. Adjustment c. Attach center top of bag from inside of bag. C 6. To attach the grass catcher. S
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Know Your Lawn Mower Blade Control 4 Drive Control Electric Starter Recoil Operating Starter Your Lawn Mower Cutting Height Adjustment Lever (one at each wheel) WARNING The blade control mechanism is a safety device. Never * Shown with Optional Electric Starter attempt to bypass its operations. Figure 4-1 Now that you have setup your lawn mower for operation, Recoil Starter Use extreme care it’s important to become acquainted with its controls and The recoil starter is attached to
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WARNING: The operation of any lawn mower can result in foreign objects being thrown into the eyes, which can 2 damage your eyes severely. Always wear safety glasses while operating 4 the mower, or while performing any 3 adjustments or repairs on it. Operating Starting Engine 3 Your Lawn WARNING: Be sure no one other than Mower the operator is standing near the lawn 3 mower while starting engine or operat- ing mower. Never run engine indoors or in enclosed, poorly ventilated areas. 1 E
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Lubrication 1. Lubricate pivot points on the blade control at least once a season with light oil. The blade control must operate freely in both directions. See Figure 5-1. 5 2. Lubricate the wheels at least once a season with light oil (or motor oil). If wheels are removed for any reason, lubricate surface of the pivot arm and inner Maintaining surface of the wheel with light oil. See Figure 5-1. 3. Lubricate the torsion spring and pivot point on the rear Your Lawn discharge door period
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Blade Care WARNING: When removing cutting blade for sharpening or replacement, 5 protect your hands with a pair of heavy gloves or use a heavy rag to hold blade. Maintaining 1. Disconnect spark plug wire from spark plug. Turn mower on its side making sure that the air filter and Your Lawn the carburetor are up. 2. Remove bolt, blade bell support, blade, and blade Mower adapter from the engine crankshaft. See Figure 5-3. 3. The blade can be sharpened with a file or on a grind- Figure 5-3
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Replacing Battery (If Equipped) WARNING: Batteries contain sulfuric acid which may cause burns. Do not short 5 circuit or mutilate batteries in any way. Do not put batteries in fire as these may burst or release toxic materials. Maintaining 1. Loosen star knobs securing upper and lower handles Your Lawn and carefully fold the upper handle down toward the lower handle as shown in Figure 5-6. Mower 2. Remove the two screws securing battery cover to battery housing and place them to the si
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Replacing Fuse (If Equipped) The electric starter circuit and battery are protected by a 40 ampere fuse. If the fuse burns out, the electric starter will not operate. If the unit fails to start with the electric 5 starter, perform the following steps to check the fuse inside the battery housing: 1. Open the battery cover as described in Replacing Battery. See Figure 5-6. Maintaining 2. Remove fuse from socket and inspect as shown in Your Lawn Figure 5-9. If it is burned out, replace with
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Problem Cause Remedy 1. Blade control disengaged. 1. Engage blade control. Engine fails to start 2. Spark plug wire disconnected. 2. Connect wire to spark plug. 6 3. Fuel tank empty or stale fuel. 3. Fill tank with clean, fresh gasoline. 4. Engine not primed (if equipped). 4. Prime engine as instructed in “Operating Your Lawn Mower”. Trouble 5. Faulty spark plug. 5. Clean, adjust gap, or replace. Shooting 6. Blocked fuel line. 6. Clean fuel line. 7. Engine flooded. 7. Wait a few minutes to res
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Safety Labels Found On Your Lawn Mower Safety Labels TO REDUCE THE RISK OF INJURY, DO NOT OPERATE UNLESS DISCHARGE COVER OR GRASS CATCHER IS IN ITS PROPER PLACE. IF DAMAGED, REPLACE IMMEDIATELY. WARNING DO NOT remove safety (or any) labels from mower for any reason. TO REDUCE THE RISK OF INJURY, DO NOT OPERATE UNLESS DISCHARGE COVER OR GRASS CATCHER IS IN ITS PROPER PLACE. IF DAMAGED, REPLACE IMMEDIATELY. MAX 15 ˚ KEEP HANDS and FEET AWAY • DO NOT MOW WHEN CHILDREN OR OTHERS ARE AROUND. A
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Model Series 440 1 34 15 67 63 68 11 69 48 65 50 70 8 66 3 2 71 64 61 5 6 62 9 7 11 36 4 39 38 13 33 16 18 60 47 20 12 54 45 46 44 29 42 10 17 49 43 52 41 55 35 43 58 40 57 31 29 56 22 28 26 43 53 30 19 21 23 37 51 59 14 27 24 32 25 16
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Ref. Part No. Description Ref. Part No. Description 38 712-0397 Wing Nut, 1/4-20 1 747-1161A Blade Control 2 749-1092A Upper Handle 39 747-04587 Rear Door Pivot Rod 8 749-1233D† Upper Handle 40 732-04175 Spring Lever 3 747-04080 Grass Catcher Frame 41 687-02071A Pivot Arm Assembly - RH 687-02070A Pivot Arm Assembly - LH 4 749-0928A Lower Handle Parts List 5 720-0279 Wing Nut 42 710-1652 AB Screw 6 710-1205 Rope Guide 43 712-04065 Flange Lock Nut, 3/8-16 7 710-1174 Carriage Bolt ,5/16-18 x 2 44
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MANUFACTURER’S LIMITED WARRANTY FOR The limited warranty set forth below is given by Troy-Bilt LLC with respect e. Troy-Bilt does not extend any warranty for products sold or to new merchandise purchased and used in the United States, its posses- exported outside of the United States, its possessions and sions and territories. territories, except those sold through Troy-Bilt’s authorized channels of export distribution. “Troy-Bilt” warrants this product against defects in material and work
