Page 2 - TABLE OF CONTENTS
TABLE OF CONTENTS HCS-2810 / 3810 2 X7702248300 © 09/19 ECHO Incorporated TABLE OF CONTENTS Table of Contents ........................................................................................ 2Introduction ..........................................................................................
Page 3 - INTRODUCTION; OR; SERVICING INFORMATION
HCS-2810 / 3810 INTRODUCTION X7702248300 3 © 09/19 ECHO Incorporated INTRODUCTION Specifications, descriptions and illustrative material in this literature are as accurate as known at the time of publication, but are subject to change without notice. Illustrations may include optional equipment and ...
Page 4 - SAFETY
SAFETY HCS-2810 / 3810 4 X7702248300 © 09/19 ECHO Incorporated Service Service of this product during the warranty period must be performed by an Authorized ECHO Service Dealer. For the name and address of the Authorized ECHO Service Dealer nearest you, ask your retailer or call: 1-800-432-ECHO (324...
Page 5 - Note: This enclosed message provides tips for use, care and; International Symbols
HCS-2810 / 3810 SAFETY X7702248300 5 © 09/19 ECHO Incorporated The safety alert symbol accompanied by the word “WARNING” calls attention to an act or condition which CAN lead to serious personal injury or death if not avoided. The safety alert symbol accompanied by the word “CAUTION” calls attention...
Page 7 - Physical Condition; Your judgment and physical dexterity may not be good:
HCS-2810 / 3810 SAFETY X7702248300 7 © 09/19 ECHO Incorporated Personal Condition and Safety Equipment Cancer and Reproductive Harmwww.P65Warnings.ca.gov The muffler or catalytic muffler and surrounding cover may become extremely hot. Always keep clear of exhaust and muffler area, otherwise serious ...
Page 8 - Eye Protection
SAFETY HCS-2810 / 3810 8 X7702248300 © 09/19 ECHO Incorporated Eye Protection ◆ Eye protection that meets ANSI Z87.1 or CE requirements must be worn whenever you operate the unit. ◆ For additional safety, a full-face shield may be worn over safety glasses or goggles to provide protection from sharp ...
Page 9 - Extended Operation / Extreme Conditions; during frequent work breaks, and also by not smoking.
HCS-2810 / 3810 SAFETY X7702248300 9 © 09/19 ECHO Incorporated Heavy protective clothing can increase operator fatigue, which may lead to heat stroke. Schedule heavy work for early morning or late afternoon hours when temperatures are cooler. The components of this machine generate an electromagneti...
Page 10 - • Avoid using your wrist in a bent,
SAFETY HCS-2810 / 3810 10 X7702248300 © 09/19 ECHO Incorporated Repetitive Stress Injuries (RSI) It is believed that overusing the muscles and tendons of the fingers, hands, arms, and shoulders may cause soreness, swelling, numbness, weakness, and extreme pain in those areas. Certain repetitive hand...
Page 11 - Read the Manuals; • Provide all users of this equipment with the Operator’s Manual for; Clear the Work Area; tightly encircling the handles.; Keep a Solid Stance; • Maintain footing and balance at all times. Do not stand on slippery,; Avoid Hot Surfaces; • Keep exhaust area clear of flammable debris.
HCS-2810 / 3810 SAFETY X7702248300 11 © 09/19 ECHO Incorporated Do not operate this product indoors or in inadequately ventilated areas. Engine exhaust contains poisonous emissions and can cause serious injury or death. Read the Manuals • Provide all users of this equipment with the Operator’s Manua...
Page 13 - An Emission Control Label; is
HCS-2810 / 3810 EMISSION CONTROL X7702248300 13 © 09/19 ECHO Incorporated EMISSION CONTROL (EXHAUST & EVAPORATIVE) CARB And EPA Emissions Control Information The emission control system for the engine is EM (engine modification) and, if the second to last character of the Engine Family on the Em...
Page 14 - DESCRIPTION
DESCRIPTION HCS-2810 / 3810 14 X7702248300 © 09/19 ECHO Incorporated DESCRIPTION Locate the safety decal(s) on your unit. Make sure the decal(s) is legible and that you understand and follow the instructions on it. If a decal cannot be read, a new one can be ordered from your ECHO dealer. The safety...
Page 15 - CONTENTS
HCS-2810 / 3810 CONTENTS X7702248300 15 © 09/19 ECHO Incorporated CONTENTS The ECHO product you purchased has been factory pre-assembled for your convenience. Due to packaging restrictions, some assembly may be necessary. After opening the carton, check for damage. Immediately notify your retailer o...
Page 16 - OPERATION; Fuel
OPERATION HCS-2810 / 3810 16 X7702248300 © 09/19 ECHO Incorporated OPERATION Moving parts can amputate fingers or cause severe injuries. Keep hands, clothing and loose objects away from all openings. Always stop engine, disconnect spark plug, and make sure all moving parts have come to a complete st...
Page 17 - Gasoline; approved. Use of ECHO branded fuel is; Two Stroke Oil
HCS-2810 / 3810 OPERATION X7702248300 17 © 09/19 ECHO Incorporated Fuel Requirements Gasoline - Use 89 Octane [R+M/2] (mid grade or higher) gasoline known to be good quality. Gasoline may contain up to 10% Ethanol (grain alcohol) or 15% MTBE (methyl tertiary-butyl ether). Gasoline containing methano...
Page 18 - DO NOT smoke near fuel.; Mixing Instructions
OPERATION HCS-2810 / 3810 18 X7702248300 © 09/19 ECHO Incorporated ◆ Use an approved fuel container. Mark fuel containers as containing 2-stroke mixture fuel. ◆ DO NOT smoke near fuel. ◆ DO NOT allow flames or sparks near fuel. ◆ Fuel tanks/cans may be under pressure. Always loosen fuel caps slowly ...
Page 19 - Storage; - Fuel storage laws vary by locality. Contact your local government; Starting Cold Engine; Note: The blade cover is used for transportation and storage.
HCS-2810 / 3810 OPERATION X7702248300 19 © 09/19 ECHO Incorporated Storage - Fuel storage laws vary by locality. Contact your local government for the laws affecting your area. As a precaution, store fuel in an approved, airtight container. Store in a well-ventilated, unoccupied building, away from ...
Page 20 - Stop Switch
OPERATION HCS-2810 / 3810 20 X7702248300 © 09/19 ECHO Incorporated 1. Stop Switch Move stop switch (A) away from the STOP position. 2. Choke Move choke (B) to COLD START ( ) (CLOSED) position. 3. Purge Bulb Pump purge bulb (C) until fuel is visible and flows freely in the clear fuel tank return line...
Page 21 - Choke; Note: If engine does not start with choke in “RUN” position after 5; Throttle Trigger; Starting Warm Engine
HCS-2810 / 3810 OPERATION X7702248300 21 © 09/19 ECHO Incorporated 5. Choke After engine fires (or 5 pulls), move choke (B) to the RUN ( ) (OPEN) position. Restart engine if necessary and allow unit to warm up at idle for several minutes. Note: If engine does not start with choke in “RUN” position a...
Page 22 - Note: If engine does not start
OPERATION HCS-2810 / 3810 22 X7702248300 © 09/19 ECHO Incorporated 1. Stop Switch Move stop switch (A) away from the STOP position. 2. Purge Bulb Pump purge bulb (C) until fuel is visible and flows freely in the clear fuel tank return line. Pump bulb an additional 4 or 5 times. 3. Recoil Starter Pla...
Page 23 - Throttle; Hedge Trimming
HCS-2810 / 3810 OPERATION X7702248300 23 © 09/19 ECHO Incorporated Stopping Engine 1. Throttle Release throttle and allow engine to return to idle before shutting off engine. 2. Stop Switch Move stop switch (A) to STOP position. If engine does not stop when stop switch is moved to STOP position, clo...
Page 24 - Never remove hands from unit when blades are moving.
OPERATION HCS-2810 / 3810 24 X7702248300 © 09/19 ECHO Incorporated 2. Hold trimmer firmly and squeeze throttle trigger to accelerate engine. 3. Tilt trimmer so cutting teeth are angled slightly toward the hedge or shrub and proceed to cut. Never remove hands from unit when blades are moving. The eng...
Page 25 - MAINTENANCE; Skill Levels; Level 1; = Moderate difficulty. Some specialized tools may be required.; Level 3; or
HCS-2810 / 3810 MAINTENANCE X7702248300 25 © 09/19 ECHO Incorporated MAINTENANCE Moving parts can amputate fingers or cause severe injuries. Keep hands, clothing and loose objects away from all openings. Always stop engine, disconnect spark plug, and make sure all moving parts have come to a complet...
Page 28 - Pull the fuel filter from the tank.; Spark Plug; Tune Up Kit
MAINTENANCE HCS-2810 / 3810 28 X7702248300 © 09/19 ECHO Incorporated 1. Use a clean rag to remove loose dirt from around fuel cap and empty fuel tank. Do not damage fuel line while removing fuel filter from tank or line. 2. Pull the fuel filter from the tank. 3. Do not remove the wire coil clamp to ...
Page 29 - DO NOT use a metal scraper to remove dirt from the cylinder fins.
HCS-2810 / 3810 MAINTENANCE X7702248300 29 © 09/19 ECHO Incorporated 1. Remove spark plug and check for fouling, worn and rounded center electrode. 2. Clean the plug or replace with a new one. DO NOT sand blast to clean. Remaining sand will damage engine. 3. Adjust spark plug gap by bending outer el...
Page 30 - Assemble components in reverse order.; Exhaust System; Spark Arrestor Screen; Remove spark plug lead.; Note: When cleaning carbon; Exhaust Port Cleaning; Spark Arrestor Screen, Gasket
MAINTENANCE HCS-2810 / 3810 30 X7702248300 © 09/19 ECHO Incorporated 5. Assemble components in reverse order. Exhaust System Spark Arrestor Screen Level 2. 1. Remove spark plug lead. 2. Remove muffler cover (B). 3. Place piston at Top Dead Center (TDC) to prevent carbon/dirt from entering cylinder. ...
Page 32 - High Altitude Operation; Note: Every unit is run at the factory and the carburetor is set in; None
MAINTENANCE HCS-2810 / 3810 32 X7702248300 © 09/19 ECHO Incorporated Engine Break-In New engines must be operated a minimum duration of two tanks of fuel break-in before carburetor adjustments can be made. During the break-in period your engine performance will increase and exhaust emissions will st...
Page 33 - Blades; Lithium Based Grease.
HCS-2810 / 3810 MAINTENANCE X7702248300 33 © 09/19 ECHO Incorporated When carburetor adjustment is completed, the cutting attachment should not move at idle, otherwise serious personal injury may result. Lubrication Blades Level 1. Hedge Trimmer blades are very sharp. Touching them may lead to sever...
Page 35 - Sharpening; If a power grinder is used DO NOT allow blade to over heat.; Disconnect spark plug wire.
HCS-2810 / 3810 MAINTENANCE X7702248300 35 © 09/19 ECHO Incorporated Sharpening Level 2. If a power grinder is used DO NOT allow blade to over heat. 1. Move stop switch to STOP position. 2. Disconnect spark plug wire. 3. Remove blade guard. 4. Slide blades to allow file clearance using slots (A) on ...
Page 36 - Adjustment; Tighten blade screws securely.
MAINTENANCE HCS-2810 / 3810 36 X7702248300 © 09/19 ECHO Incorporated Adjustment Level 2. Locking ability of hedge trimmer blade lock nuts will diminish each time they are removed. Replace if turning resistance is not felt when installing lock nuts. 1. Tighten blade screws securely. 2. Hold blade scr...
Page 37 - TROUBLESHOOTING
HCS-2810 / 3810 TROUBLESHOOTING X7702248300 37 © 09/19 ECHO Incorporated TROUBLESHOOTING ENGINE PROBLEM TROUBLESHOOTING CHART Problem Check Status Cause Remedy Engine starts hard or Enginedoes not start Fuel at carburetor No fuel at carburetor Fuel strainer or fuel line obstructed Clean or replace S...
Page 38 - STORAGE; See your dealer
STORAGE HCS-2810 / 3810 38 X7702248300 © 09/19 ECHO Incorporated Fuel vapors are extremely flammable and may cause fire and/or explosion. Never test for ignition spark by grounding spark plug near cylinder plug hole, otherwise serious personal injury may result. STORAGE The muffler and surrounding c...
Page 39 - SPECIFICATIONS
HCS-2810 / 3810 SPECIFICATIONS X7702248300 39 © 09/19 ECHO Incorporated Long Term Storage (Over 30 Days) Do not store your unit for a prolonged period of time (30 days or longer) without performing protective storage maintenance which includes the following: 1. Store unit in a dry, dust free place, ...
Page 41 - NOTES
HCS-2810 / 3810 NOTES X7702248300 41 © 09/19 ECHO Incorporated NOTES
Page 42 - PRODUCT REGISTRATION; Thank you for choosing ECHO Power Equipment; FAST
PRODUCT REGISTRATION HCS-2810 / 3810 42 X7702248300 © 09/19 ECHO Incorporated PRODUCT REGISTRATION Thank you for choosing ECHO Power Equipment Please go to http://www.echo-usa.com/Warranty/Register-Your-ECHO to register your new product on-line. It's FAST and EASY ! NOTE: your information will never...
Page 44 - ECHO INCORPORATED
ECHO INCORPORATED 400 Oakwood Road Lake Zurich, IL 60047 www.echo-usa.com U29015001001 - U29015999999 U29115001001 - U29115999999