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Operator's Manual
-8BO
Operator's M nual
21" Rear-Discharge
Lawn Mower
Model 446
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 361131 Cleveland, Ohio 44136-0019.
TROY-BILT LLC, P.O. BOX 361131 CLEVELAN D, OHIO 44136-0019
PRINTED IN U.S.A.
FORM NO. 769-00539A
(12/2002)
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Summary of Contents for Bolens 446
- Page 1 -8BO Operator's M nual 21" Rear-Discharge Lawn Mower Model 446 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...
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Page 2: Table Of Contents
TABLEOFCONTENTS Content Page Important Safe Operation Practices ................... Slope Gauge ........................Assembling Your Lawn Mower ..................Know Your Lawn Mower ....................Operating Your Lawn Mower ..................... Maintaining Your Lawn Mower ................... Service .......................... Making Adjustments ......................Off- Season Storage ......................Troubleshooting ......................... -
Page 3: Important Safe Operation Practices
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 :)ersonal injury. - Page 4 8. Never o perate themower i nwetgrass. A lways be Do Not: sureofyourfooting.Aslipandfallcancause Do not mow near drop-offs, ditches or serious personal injury. I fyoufeetyouarelosing embankments, you could lose your footing or yourfooting, r elease theblade control h andle balance. immediately andthebladewillstoprotating within Do not mow slopes greater than 15 degrees as threeseconds.
- Page 5 7. Extinguish a llcigarettes, cigars, p ipes andother lead to improper performance and compromise sources o fignition. safety!" 8. Never f uelmachine indoors because flammable Mower blades are sharp and can cut. Wrap the vapors willaccumulate inthearea. blade or wear gloves, and use extra caution when 9.
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Page 6: Slope Gauge
USE THIS PAGE AS A GUIDE TO DETERMINE SLOPES WHERE YOU MAY NOT OPERATE SAFELY. SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE "" A POWER POLE _ _ =l _ _ A CORNER OF A BUILDING _ _'I _ _ ,= _ _ _ OR A FENCE POST a ISOSLo#... -
Page 7: Assembling Your Lawn Mower
SECTION 3: ASSEMBLING YOUR LAWNMOWER Raise the lower handle, as shown in Figure 3, until Removing UnitFromCarton it snaps into place. Remove staples, break glue on top flaps or cut tape Raise the upper handle as shown in Figure 3. at carton end and peel top flap to open carton. - Page 8 Insert post of cable ties that are on lower handle AssemblingSoftGrassBag into the holes provided on the lower handle. The Place the bag over the frame (black plastic side is holes may be on the inside or outside. Pull cable the bottom of bag).
- Page 9 Never operate the mower unless the Slide the rod into the upper edge of the chute deflector so the tab on the rod is toward the left side hooks on the grass catcher are seated in the slots on the handle bracket of the chute deflector.
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Page 10: Know Your Lawn Mower
SECTION 4: KNOW YOUR LAWNMOWER Read this owner's manual and safety rules before operating your lawn mower. Compare the illustrations in Figure 11 with your lawn mower to familiarize yourself with the location of various controls and adjustments. .Blade Control Handle Lower Bail Handle Chute Deflector Recoil Starter... -
Page 11: Operating Yourlawnmower
SECTION 5: OPERATING Y OUR LAWNMOWER GasandOilFill-Up Stopping Engine Release blade control handle to stop the engine WARNING: Never fitl fuel tank indoors, or and the blade. when engine is running or hot. Do not smoke Disconnect spark plug wire and move away from when filling up the fuel tank. -
Page 12: Maintaining Your Lawn Mower
Lift discharge door and pull grass bag up and away Bagging Grass Clippings from the mower to dispose of the grass clippings. You can use the grass catcher bag to collect clippings while you are operating the mower. Adjusting Cutting Height Attach the grass catcher following instructions on Refer to height adjustments section of this manual on page 8 of this manual. - Page 13 Lubrication (SeeFigure12) Wheels Lubricate the wheels and bearings, if so equipped, at least once a season with light oil or engine oil. Also, if the wheels are removed for any reason, lubricate the surface of the axle bolt and the inner surface of the wheel with light oil.
- Page 14 Besuretoinstall t hebladewiththesideofthe Lift the mower to access the belt from the underside blademarked "Bottom" (orwithpartnumber) facing of the mower. theground whenthemower i sintheoperating position. Slide thebladeadapter a ssembly o ntotheengine crankshaft. this screw Place thebladeontheadapter. B ecertain the bladeisaligned andseated onthebladeadapter Shoulder flanges.
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Page 15: Making Adjustments
Attach the new flap and new rod to deck, bending Replacing RearFlap the ends of the new rod over to secure to deck. To remove rear flap, cut off the flat end of the wire rod which secures it to the deck. See Figure 16. Rear Discharge Handle Door... -
Page 16: Off- Season Storage
Simply depress the lever towards the wheel and Adjusting Carburetor move the lever assembly to desired position. See Figure 18. NOTE: A dirty air cleaner may cause an engine to run rough too. Make sure that the air cleaner is clean and attached to the carburetor before deciding to adjust the carburetor. -
Page 17: Troubleshooting
SECTION 10: TROUBLE-SHOOTING GUIDE Problem Possible Cause Corrective Action Engine fails to start Blade control handle disengaged Engage blade control handle Spark plug wire disconnected Connect wire to spark plug Fuel tank empty, or stale fuel Fill up tank with fresh gasoline Blocked fuel line Clean fuel line Faulty spark plug... -
Page 18: Parts List
SECTION 11: PARTS LISTFORMODEL 445 ,,95 -.."-99 "72 '-62 IMPORTANT: For a proper working machine Factory Approved Parts. V-BELTS speciahy designed to engage disengage safely. A substitute [non OEMI V-Belt can be dangerous by not disengaging completely. - Page 19 Model445 Ref. Ref. Part No. Description Part No. Description 747-2136 Lower Bail Handle 682-0015 Bearing Assembly 747-0824 Blade Control Handle 736-0447 Wave Washer 749-1501 782-0512B Upper Handle Height Adj. Plate RH 710-1270 782-0511A Oval C-Sunk Scr, 1/4-20 x 1,31"t Height Adj.
- Page 20 MANUFACTURER'S LIMITED WARRANTY FOR: O TR_O_ R_ILT" The limited warranty set forth below is given by Troy-Bilt LLC Troy-Bilt LLC does not extend any warranty for products sold or exported outside of the United States. with respect to new merchandise purchased and used in the United States, its possessions and territories.
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