Yard Machines 41AD-280G000 User Manual

Operator’s Manual
Curved Shaft,
2-Cycle Trimmer
Model
41AD-280G000
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 arrestor is installed on this unit. A replacement spark arrestor for the muffler
is available through your nearest engine authorized service dealer or contact the service department, 550 N. 54th Street, Chandler,
Arizona 85226-2434.
MTD SOUTHWEST INC 550 N. 54TH STREET, CHANDLER, ARIZONA 85226-2434
PRINTED IN U.S.A. FORM NO. 770-10506
PART NO. 10316 rev. A (12/00)
English

Yard Machines 41AD-280G000 Specifications

General

Engine Type	2-cycle
Engine Displacement	25cc
Cutting Width	16 inches
Line Diameter	0.095 inches
Shaft Type	Straight
Starting System	Recoil

Summary

Finding Model Number

Calling Customer Support

Important Safe Operation Practices

Before Operating

Detailed instructions and checks to perform before starting the trimmer.

Safety Warnings for Gas Trimmers

Specific warnings related to gasoline handling and fire prevention.

While Operating

Safety guidelines to follow during the operation of the trimmer.

Other Safety Warnings

Save These Instructions

Advice to keep and refer to the manual for future use and instruction.

Operator Responsibility and Safety

Read Operator's Manual

Stresses the importance of reading and following the operator's manual.

Wear Eye and Hearing Protection

Mandates wearing safety glasses and hearing protection to prevent injury.

Keep Bystanders Away

Requires keeping bystanders and pets at a safe distance from the operating area.

Control Descriptions and Warnings

Primer Bulb

Instructions for using the primer bulb to start a cold engine.

Unleaded Fuel

Guidance on using clean, fresh unleaded fuel for the trimmer.

Oil

Directive to refer to the operator's manual for the correct type of oil.

Thrown Objects Warning

Warning about severe injury from thrown objects without proper guards.

On/Off Stop Control

Details the operation of the on/off stop control switch.

Hot Surface Warning

Warning about touching hot engine parts like muffler or cylinder.

Sharp Blade Warning

Warning about the sharp cutting blade and avoiding contact.

Do Not Use Blades Warning

Prohibition against using blades with the trimmer due to injury risk.

Choke Control

Explains the choke control positions for starting a cold engine.

Wear Safety Glasses

Reinforces wearing safety glasses/goggles to prevent eye damage from thrown objects.

Assembling Your Trimmer

Installing and Adjusting the D-Handle

Step-by-step guide to install and adjust the D-handle for optimal grip.

Installing the Cutting Attachment Shield

Procedure for installing the cutting attachment shield for operator safety.

Know Your Trimmer

Application

Describes the intended uses of the trimmer, such as cutting grass and edging.

Throttle Control

Explains the function and location of the throttle control trigger.

On/Off Stop Control

Details the operation of the on/off stop control switch.

Choke Control

Explains the choke control's role in enriching fuel for cold starts.

Primer Bulb

Describes the primer bulb's function in drawing fuel for starting.

Shaft Grip and D-Handle

Identifies the grip points for controlling the unit during operation.

Cutting Attachment Shield

Explains the purpose and importance of the cutting attachment shield.

Cutting Attachment

Describes the components of the cutting attachment, including line and spool.

Operating Your Trimmer

Oil and Gas Mixing Instructions

Detailed instructions for mixing the correct fuel and oil ratio for the engine.

Definition of Blended Fuels

Explanation of blended fuels and precautions when using them.

Using Blended Fuels

Precautions and recommendations for using blended fuels.

Using Fuel Additives

Information on using fuel additives to prevent corrosion and gum deposits.

Starting Engine

To Stop Engine

Procedure for safely shutting down and stopping the trimmer engine.

Using Your Trimmer

Adjusting Trimming Line Length

How to extend the trimming line using the bump head mechanism.

Tips for Best Trimming Results

Decorative Trimming

Instructions for performing decorative trimming around objects.

Making Adjustments

Carburetor Adjustments

Guidance on adjusting carburetor settings for optimal engine performance.

Check Fuel Mixture

Steps to check and correct the fuel mixture for engine operation.

Clean Air Filter

Instructions for cleaning the air filter to ensure proper airflow.

Adjusting Idle Speed

Procedure for adjusting the engine's idle speed for smooth operation.

Maintaining Your Trimmer

Maintenance Schedule

Schedule of required maintenance tasks and their frequencies.

Trouble Shooting

Guidance on identifying and resolving common problems with the trimmer.

Engine Maintenance

General information and warnings related to engine maintenance.

Air Filter Maintenance

Detailed steps for cleaning and re-oiling the air filter.

Replacing The Spark Plug

Line Installation

Winding the Existing Inner Reel

Steps for rewinding trimming line onto the existing inner reel.

SplitLine™™ Installation

Single Line Installation

Off Season Storage

Installing a Prewound Reel

Steps for installing a pre-wound reel of trimming line.

Storage Readiness Checklist

Checklist and conditions for storing the unit safely.

Trouble Shooting Guide

Engine Will Not Start

Possible causes and corrective actions when the engine fails to start.

Engine Will Not Idle

Solutions for issues where the engine does not idle correctly.

Engine Will Not Accelerate

Troubleshooting steps for when the engine fails to accelerate properly.

Engine Lacks Power or Stalls Under Load

Diagnosing and fixing problems with low power or stalling under load.

Cutting Attachment Will Not Advance Line

Corrective actions for when the cutting line does not feed properly.

Parts List for Model 41AD-280G000

Optional Accessories

Manufacturer's Limited Warranty

How to Obtain Service

Instructions on how to get warranty service and locate authorized dealers.

Warranty Exclusions

Lists specific situations and parts not covered by the limited warranty.