Bolens 721, 521 manual Operator’s Manual

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Operator’s Manual

Single Stage

Snow

Thrower

Models 521 & 721

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 CLEVELAND, OHIO 44136-0019

PRINTED IN U.S.A.

FORM NO. 769-00309A.fm

 

(7/2003)

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Contents Operator’s Manual Table of Contents Training Important Safe Operation PracticesPreparation Your Responsibility Maintenance & StorageBefore Assembly Raising Upper Handle Items Required For AssemblyAssembling Your Snow Thrower Unpacking From CartonAuger Control Handle Know Your Snow ThrowerBefore Starting Operating Your Snow ThrowerGas and Oil Fill-Up To Start EngineOperating the Snow Thrower To Stop EngineOperating Tips Shave PlateCarburetor Maintaining Your Snow ThrowerControl Cable Replacing BeltLubrication EngineReplacing the Auger’s Rubber Paddles Problem Cause Remedy Troubleshooting GuideParts List for Models 521 Models 521 Models 521 Models 521 MANUFACTURER’S Limited Warranty for
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