Echo SRM-210U

Grass Trimmer/Brush Cutter
Operator's Manual
MODEL SRM - 210U
Serial Number 05001001 - 05999999
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.
X7702278400 X770000780
02/03

Echo SRM-210U Specifications

General

Engine Displacement	21.2 cc
Engine Type	2-stroke
Weight	4.5 kg
Shaft Type	Straight
Starter System	Recoil
Line Diameter	0.095 inches

Summary

OPERATORS MANUAL AND SAFETY MANUAL OVERVIEW

Operators Manual Details

Outlines specifications, operation, starting, stopping, maintenance, storage, and assembly.

Safety Manual Importance

Highlights hazards and safety measures for trimmer/brushcutter use.

MANUAL SAFETY SYMBOLS AND IMPORTANT INFORMATION

Safety Symbols and Terminology

Explains safety symbols, warnings, and important notes for operator guidance.

SAFETY DECALS

Decal Identification and Meaning

Locates and explains various safety decals found on the unit.

Shaft Decal Safety Warnings

International Symbols Reference

A guide to international symbols used in the manual for operation and safety.

SAFETY INSTRUCTIONS

Operator Condition and Safety Gear

Guidelines on personal condition and required safety equipment for safe operation.

Extended Operation Precautions

Advice for prolonged use, covering vibration and cold effects on fingers.

Repetitive Stress Injury (RSI) Prevention

Reducing RSI and CTS Risk

Tips to minimize the risk of Repetitive Stress Injuries and Carpal Tunnel Syndrome.

EQUIPMENT SAFETY CHECKS

Pre-Operation Equipment Inspection

Essential checks for unit safety before operation, including attachments.

SAFE OPERATION GUIDELINES

Operational Best Practices

Instructions for safe operation, emphasizing grip, stance, and avoiding hazards.

EMISSION CONTROL INFORMATION

Emission System and Durability

Details EPA Phase 2 emission system and product emission durability.

PRODUCT DESCRIPTION

Package Contents List

Lists all parts included in the product package for user verification.

MODEL SRM-210 U PARTS DIAGRAM

Component Identification

Visual guide identifying major parts of the SRM-210U model with numbered labels.

SRM-210 U PART DESCRIPTIONS

Detailed Component Explanations

Provides detailed explanations for each numbered part of the SRM-210U model.

TECHNICAL SPECIFICATIONS

SRM-210 U Specifications

Lists detailed technical specifications for the SRM-210U model.

ASSEMBLY PROCEDURES

Plastic Debris Shield Installation

Step-by-step guide for installing the plastic debris shield.

Nylon Trimmer Head Assembly

Instructions for assembling and installing the nylon trimmer head.

BLADE INSTALLATION

Metal Shield Installation for Blades

Steps to install the metal shield required for blade operation.

Blade Conversion Requirements

Information on necessary parts for blade conversion and blade selection.

Blade and U-Handle Installation

Metal Blade Mounting

Detailed steps for mounting a metal blade, including securing nuts and pins.

U-Handle Assembly and Adjustment

Instructions for assembling and positioning the U-handle for optimal operation.

CONTROL AND BALANCE ADJUSTMENTS

Throttle Linkage and Ignition Leads

Steps to connect throttle linkage and ignition leads for proper engine control.

Unit Balancing and Handle Positioning

Procedure to balance the unit and adjust the U-handle for comfortable operation.

BLADE SELECTION GUIDE

Choosing the Right Blade

Guide to selecting the correct blade type for different cutting applications.

ShoulderWaist Harness Usage

Harness Benefits and Operation

Explains the use and benefits of the shoulder/waist harness for operator safety and comfort.

PRE-OPERATION FUELING AND HANDLING

Fuel Requirements and Mixing

Details correct gasoline and two-stroke oil specifications for fuel mixture.

Fuel Handling and Storage Safety

Safety precautions for mixing, storing, and handling fuel, including refueling guidelines.

OPERATION: STARTING COLD ENGINE

Cold Engine Starting Procedure

Step-by-step procedure for starting a cold engine, including choke and primer use.

OPERATION: STARTING WARM ENGINE

Warm Engine Start Procedure

Instructions for starting a warm engine, including stop switch and recoil starter use.

OPERATION: STOPPING ENGINE

Engine Shutdown Instructions

Steps to safely shut down the engine, including using the stop switch.

MAINTENANCE OVERVIEW

Maintenance Skill Levels

Defines skill levels for maintenance tasks, guiding user capability.

Scheduled Maintenance Intervals

Schedule for recommended maintenance tasks based on usage hours.

AIR FILTER MAINTENANCE

Air Filter Cleaning and Replacement

Procedure for cleaning or replacing the air filter for optimal engine performance.

FUEL FILTER SERVICE

Fuel Filter Replacement Procedure

Steps to replace the fuel filter to ensure proper fuel delivery.

SPARK PLUG SERVICE

Spark Plug Inspection and Adjustment

Instructions for inspecting, cleaning, and adjusting the spark plug gap.

COOLING SYSTEM CLEANING

Cylinder Fin Cooling System Maintenance

Procedure for cleaning the cylinder fins to maintain proper engine cooling.

EXHAUST SYSTEM MAINTENANCE

Spark Arrestor Screen Service

Steps to clean or replace the spark arrestor screen in the muffler.

CARBURETOR ADJUSTMENT

Idle Speed Adjustment Guide

Procedure to adjust the idle speed for optimal engine performance.

LUBRICATION PROCEDURES

Gear Housing Lubrication Steps

Instructions for checking and adding grease to the gear housing.

Drive Shaft Cable Lubrication

Steps for lubricating the flexible cable within the drive shaft housing.

NYLON LINE REPLACEMENT

Trimmer Line Loading Procedure

Detailed steps for replacing the nylon trimmer line on the spool.

METAL BLADE SHARPENING

Blade Sharpening Technique

Guide on how to properly sharpen metal blades for safe and effective use.

TROUBLESHOOTING ENGINE PROBLEMS

Engine Troubleshooting Chart

Chart to diagnose and resolve common engine starting and running issues.

STORAGE GUIDELINES

Long Term Storage Preparation

Steps for preparing the unit for storage over 30 days, including fuel draining and cylinder oiling.

SERVICING AND SUPPORT INFORMATION

Parts, Service, and Support Contacts

Information on obtaining parts, authorized service, and contacting consumer support.

Manuals and Safety Video Availability

Instructions on how to obtain additional operator, safety manuals, and safety videos.