Yard-Man Model 503 User Manual

Operator's Manual
22" Rotary Mowers
Model 503
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
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.
MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
PRINTED IN U.S.A. FORM NO.769-00904
(10/03)

Yard-Man Model 503 Specifications

General

Engine	Briggs & Stratton
Engine Type	4-cycle
Cutting Height Positions	6
Weight	65 lbs
Cutting Width	20 inches
Wheel Size	8 inches

Summary

Finding Model Number and Customer Support

Customer Support Options

Provides contact information and options for customer assistance and support.

Important Safe Operation Practices

General Operation Safety Guidelines

Covers essential safety rules for operating the lawn mower safely.

Slope Operation Safety

Details safety precautions specific to operating the mower on slopes.

Child Safety Precautions

Highlights crucial safety measures to protect children during operation.

General Service Safety

Safety instructions to follow when performing maintenance or repairs.

Slope Gauge Guide

Assembling Your Lawn Mower

Initial Assembly Steps

Covers unpacking, disconnecting spark plug, and initial setup.

Wheel Installation

Instructions for installing front and rear wheels onto the mower.

Chute and Baffle Installation

Details on removing the chute retainer and installing the mulching baffle.

Know Your Lawn Mower

Key Controls and Components

Identifies and explains the function of main controls and mower parts.

Stopping the Engine

Procedure for safely stopping the mower's engine and blade.

Operating Your Lawn Mower

Fueling and Starting Procedures

Guidance on filling fuel and oil, and starting the engine.

Mowing and Mulching Techniques

Best practices for mowing grass and using the mulching feature.

Making Adjustments

Cutting Height Adjustment

Instructions on how to adjust the cutting height of the mower.

Handle Height Adjustment

Steps for adjusting the mower's handle height for comfort.

Maintaining Your Lawn Mower

General Maintenance Recommendations

Overview of customer responsibilities and general upkeep advice.

Lubrication Guide

Specific points and schedule for lubricating mower parts.

Deck and Blade Care

Maintenance procedures for the mower deck and cutting blade.

Troubleshooting Common Issues

Parts List for Model 503

Manufacturer's Limited Warranty