Echo SRM-3400

Grass Trimmer/Brush Cutter
Operator's Manual
MODEL SRM-3400
Serial Number 541793 & Up
WARNING DANGER
Read rules for safe operation and instructions carefully. ECHO provides an Operator's
Manual and a Safety Manual. Both must be read and understood for proper and safe
operation.
X7502124703
89861155833
12/01

Echo SRM-3400 Specifications

General

Brand	Echo
Model	SRM-3400
Category	Trimmer
Language	English

Summary

Safety Information and Symbols

Manual Safety Symbols

Explains symbols and key words used in the manual for user safety.

Safety Instructions

Personal Condition and Safety Equipment

Advice on user's physical state and required safety gear.

Extended OperationExtreme Conditions

Equipment

Safe Operation

Essential safety practices for operating the trimmer/brush cutter.

Keep A Firm Grip

Keep A Solid Stance

Specifications

Assembly

Drive ShaftPower Head

Nylon Line Head Installation

Blade Installation

Install Blade

U-Handle Installation

Pre-Operation

Operation with Blades

Specific setup and considerations for using cutting blades.

Preparing the TrimmerBrush Cutter for Blade Use

Choosing the Correct Blade

Use ShoulderWaist Harness

Fuel

Fuel Requirements

Details on the type of gasoline and oil needed for the engine.

Mixing Instructions

Steps for correctly mixing two-stroke engine oil and gasoline.

Handling Fuel

Safety precautions during fuel mixing, storage, and refueling.

Operation

Starting Cold Engine

Steps to start the engine when it is cold.

Starting Warm Engine

Stopping Engine

Maintenance

Maintenance Intervals

Recommended schedule for performing maintenance procedures.

Air Filter

Fuel Filter

Spark Plug

Cooling Systems Cleaning

Carburetor Adjustment

Lubrication

Nylon Line Replacement

Sharpening Metal Blades

Troubleshooting

Storage

Long Term Storage (over 30 days)