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Echo SRM-400

Echo SRM-400
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X750-002 74 0
X750216-0500
ECHO, INCORPORATED
400 Oakwood Road, Lake Zurich, Illinois 60047-1564
Phone : 847-540-8400
OPERATOR’S MANUAL
ECHO
TRIMMER/
BRUSHCUTTER
SRM-400
WARNING DANGER
READ INSTRUCTIONS CAREFULLY AND FOLLOW RULES FOR
SAFE OPERATION.
FAILURE TO DO SO COULD RESULT IN SERIOUS INJURY.

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Echo SRM-400 Specifications

General IconGeneral
BrandEcho
ModelSRM-400
CategoryBrush Cutter
LanguageEnglish

Summary

Introduction

Rules for Safe Operation

Safety Instructions

General safety guidelines for operating the unit.

Fuel Handling and Refueling Safety

Safety precautions related to handling gasoline and refueling.

Operator Protection Notes

Important notes for operator protection and safe use.

Steel Blade Safety

Safety instructions for using steel blades to prevent serious injury.

Unit Components and Specifications

Nomenclature

Identifies and illustrates the various parts of the trimmer/brushcutter.

Technical Data

Provides detailed technical specifications for the SRM-400 model.

Assembling the Unit

Drive Shaft Assembly

Instructions for attaching the drive shaft assembly to the engine.

Handle Assembly

Steps for assembling the handle grips and connecting them.

Shield Installation

Instructions for fitting and securing the protective shield.

Shoulder Harness Fitting

How to fit and adjust the shoulder harness for proper use.

Operation

Pre-Operation Checklist

Pre-operation checks to ensure the unit is secure and ready.

Fuel and Mixing Guidelines

Guidelines for selecting and mixing the correct fuel and oil.

Starting Cold Engine

Step-by-step guide to starting a cold engine.

Warm Engine Starting

Procedure for starting the engine when it is already warm.

Stopping the Engine

Instructions on how to properly stop the engine.

Operating Techniques

Guidance on adjusting handles and operating the trimmer.

Operating Instructions and Accessories

General Operating Safety

General safety warnings for the work area and attire.

Debris and Work Area Safety

Warnings about debris thrown by the trimmer and proper manual use.

Operator Safety When Working Together

Safety precautions before starting and when working with others.

Metal Blade and Nylon Line Operation

General operating instructions for metal blades and nylon line.

Optional 2-Line Trimmer Head

Specific instructions for using the optional 2-line trimmer head.

Line and Spool Maintenance

Replacing Trimmer Line

Step-by-step guide for replacing the trimmer line.

Replacing the Spool

Instructions for replacing the trimmer spool.

Installing Optional Nylon Line Head

How to install the optional nylon line head.

Nylon Line Operating Tips

Tips for efficient and safe operation with nylon line.

Usage Techniques

Shoulder Harness Adjustment

Detailed instructions for fitting and adjusting the shoulder harness.

Trimming Along Walls and Fences

Techniques for trimming along walls and fence lines.

Edging Grass Growth

Guidelines for edging grass and growth.

Cutting Operations

Mowing Large Areas

How to effectively mow large areas with the nylon line.

Scalping Grass and Weeds

Techniques for cutting grass and weeds down to the earth.

Sweeping Debris

Using the unit to sweep debris from hard surfaces.

Steel Blade Operations

Operating instructions for using steel blades.

Safety Precautions and Shield Use

General Safety Precautions

General safety precautions for operating the brushcutter.

Shield Use with Metal Blades

Guidance on using the shield with metal blades.

Blade Installation

Installing Cutting Blades

Step-by-step instructions for installing metal blades.

Advanced Cutting Techniques

Heavy Weed Cutting

How to perform heavy weed cutting using the appropriate blade.

Brushcutting

How to perform brushcutting using the appropriate blade.

Cutting Small Trees

Techniques for cutting small trees with the unit.

Maintenance and Care

Air Filter Maintenance

Instructions for cleaning and maintaining the air filter.

Fuel Strainer Check

How to check and clean the fuel strainer.

Muffler and Exhaust Port Cleaning

Cleaning procedures for the muffler and exhaust port.

Cylinder Fin Cleaning

How to check and clean cylinder fins for proper cooling.

Unit Adjustments and Checks

Spark Plug Inspection and Replacement

How to check, gap, and replace the spark plug.

Gear Housing Lubrication

Lubrication and maintenance of the gear housing.

Carburetor and Idle Speed Adjustment

Steps for adjusting the carburetor and idle speed.

Troubleshooting and Blade Care

Eight Cutter Blade Care

Guidelines for using and sharpening the eight-cutter blade.

Magneto Ignition System

Information about the CDI ignition system.

General Troubleshooting

General advice and initial checks for troubleshooting.

Long Term Storage

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