Yard Machines 509 manual OPERATOR’S Manual

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OPERATOR’S MANUAL

22” Hi-Wheel

Rotary Mowers

Model Series

500 Thur 509

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 368022 Cleveland, Ohio 44136-9722.

MTD PRODUCTS INC. P.O. BOX 368022 CLEVELAND, OHIO 44136-9722

PRINTED IN U.S.A.

FORM NO. 770-10109B.fm

(10/99)

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Contents OPERATOR’S Manual Table of Contents General Operation Maintaining SafetySlope Operation Page Slope Gauge Contents of Hardware Pack Setting Up Your Lawn Mower Disconnecting Spark Plug WireAssembling Your Lawn Mower Removing Unit From CartonInstalling Rear Wheels and Axle Shaft Installing Front WheelsAttaching Starter Rope Attaching Struts If Equipped Installing Mulching BaffleRemoving Chute Retainer Stopping Engine Know Your Lawn MowerOperating Your Lawn Mower Using Your Lawn MowerGas and Oil Fill-Up Starting EngineCutting Height Adjustment Making AdjustmentsHandle Height Adjustment Engine AdjustmentsGeneral Recommendations Maintaining Your Lawn MowerLubrication Engine MaintenanceDeck Storing Your Lawn Mower Problem Cause Remedy TroubleshootingModels Part Description MANUFACTURER’S Limited Warranty for