x7722271404 / x772000164 HCS-3020/4020 HEDGE TRIMMER Operator’s Manual Burn Hazard The muffler or catalytic muffler and surrounding cover may become extremely hot. Always keep clear of exhaust and muffler area, otherwise serious personal injury may occur. The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.
TABLE OF CONTENTS HCS-3020 4020 Users of this equipment risk injury to themselves and others if the unit is used improperly and/or safety precautions are not followed. ECHO provides an operator’s manual and a safety manual. Both must be read and understood for proper and safe operation. Failure to do so could result in serious injury. TABLE OF CONTENTS Table of Contents .............................................................................................. 2 Introduction ..........................
HCS-3020 4020 TABLE OF CONTENTS Maintenance .................................................................................................... 23 Skill Levels ............................................................................................... 23 Maintenance Intervals .............................................................................. 24 Air Filter .................................................................................................... 25 Fuel Filter ...................
INTRODUCTION HCS-3020 4020 INTRODUCTION Welcome to the ECHO family. This ECHO product was designed and manufactured to provide long life and on-the-job dependability. Read and understand this manual and the SAFETY MANUAL. You will find both easy to use and full of helpful operating tips and SAFETY messages. The Operator’s Manual Keep it in a safe place for future reference. Contains specifications and information for safety, operation, maintenance, storage and assembly specific to this product.
HCS-3020 4020 SAFETY Echo Consumer Product Support If you require assistance or have questions concerning the application, operation or maintenance of this product you may call the ECHO Consumer Product Support Department at 1-800-673-1558 from 8:00 am to 5:00 pm (Central Standard Time) Monday through Friday. Before calling, please know the model and serial number of your unit.
SAFETY HCS-3020 4020 The safety alert symbol accompanied by the word “CAUTION” calls attention to an act or condition which may lead to minor or moderate personal injury if not avoided. The enclosed message provides information necessary for the protection of the unit. Note: This enclosed message provides tips for use, care and maintenance of the unit. CIRCLE AND SLASH SYMBOL This symbol means the specific action shown is prohibited. Ignoring these prohibitions can result in serious or fatal injury.
HCS-3020 4020 Symbol SAFETY Description Symbol Description Avoid all power lines. This unit is not insulated against electrical current. Do not operate closer than 15 M (50 ft.) from electrical hazard. DO NOT Allow Flames or Sparks Near Fuel Ignition ON / OFF DO NOT Smoke Near Fuel Primer Bulb Choke Control “RUN” Position (Choke Open) Choke Control “COLD START” Position (Choke Closed) Plan retreat path from falling objects Wear slip resistant footwear Keep bystanders at least 4.
SAFETY HCS-3020 4020 Physical Condition Your judgment and physical dexterity may not be good: • If you are tired or sick. • If you are taking medication. • If you have taken alcohol or drugs. Operate unit only if you are physically and mentally well. Eye Protection ◆ ◆ Eye protection that meets ANSI Z87.1 or CE requirements must be worn whenever you operate the unit.
HCS-3020 4020 SAFETY Wear sturdy work shoes with nonskid rubber soles: • DO NOT WEAR OPEN TOED SHOES. • DO NOT OPERATE UNIT BAREFOOTED. Keep long hair away from engine and air intake. Retain hair with cap or net. 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.
SAFETY HCS-3020 4020 • Keep your body warm, especially the head, neck, feet, ankles, hands, and wrists. • Maintain good blood circulation by performing vigorous arm exercises during frequent work breaks, and also by not smoking. • Limit the hours of operation. Try to fill each day with jobs where operating the unit or other hand-held power equipment is not required.
HCS-3020 4020 SAFETY All over head electrical conductors and communications wires can have electricity flow with high voltages. This unit is not insulated against electrical current. Never touch wires directly or indirectly, otherwise serious injury or death may result. Do not operate this product indoors or in inadequately ventilated areas. Engine exhaust contains poisonous emissions and can cause serious injury or death.
SAFETY HCS-3020 4020 Equipment Use only ECHO attachments. Serious injury may result from the use of a non-approved attachment combination. ECHO, INC. will not be responsible for the failure of cutting devices, attachments or accessories which have not been tested and approved by ECHO. Read and comply with all safety instructions listed in this manual and safety manual. • Check unit for loose/missing nuts, bolts, and screws. Tighten and/or replace as needed.
HCS-3020 4020 EMISSION CONTROL 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 Emission Control Information label (sample below) is “B”, “C”, “K”, or “T”, the emission control system is EM and TWC (3-way catalyst). The fuel tank/ fuel line emission control system is EVAP (evaporative emissions).
DESCRIPTION HCS-3020 4020 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. See PARTS ORDERING instructions for specific information. 16 14 2 6 7 8 1 12 9 10 13 11 15 5 3 4 Deflector Shield Label Hot Label Support Handle Label 14 X7702243800 © 3/2016 ECHO Inc.
HCS-3020 4020 1. 2. 3. 4. DESCRIPTION BLADES - Double reciprocating single side blades mounted to a blade support bar. SUPPORT HANDLE WITH GUARD - FOR RIGHT HAND - Rubber nonslip grip, guard protects hand from the blades. Warning decals are located on guard. SPARK PLUG - Provides spark to ignite fuel mixture. PURGE BULB - Pumping purge bulb before starting engine draws fresh fuel from the fuel tank, purging air from the carburetor.
CONTENTS HCS-3020 4020 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 or ECHO Dealer of damaged or missing parts. Use the contents list to check for missing parts.
HCS-3020 4020 OPERATION 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 stop before removing obstructions, clearing debris, or servicing unit. Operation of this equipment may create sparks that can start fires around dry vegitation.
OPERATION HCS-3020 4020 Two Stroke Oil - A two-stroke engine oil meeting ISO-L-EGD (ISO/CD 13738) and J.A.S.O. FD Standards must be used. Echo brand premium Power Blend X™ Universal 2-Stroke Oil meets these standards. Engine problems due to inadequate lubrication caused by failure to use an ISO-L-EGD (ISO/CD 13738) and J.A.S.O. M345-FD certified oil, such as Echo premium Power Blend X™, will void the two-stroke engine warranty.
HCS-3020 4020 OPERATION Spilled fuel is a leading cause of hydrocarbon emissions. Some states may require the use of automatic fuel shut-off containers to reduce fuel spillage. After use • DO NOT store a unit with fuel in its tank. Leaks can occur. Return unused fuel to an approved fuel storage container. 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.
OPERATION HCS-3020 4020 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. Pump bulb an additional 4 or 5 times. 4. B C Recoil Starter D Lay the unit on a flat, clear area. Grip the support handle securely with right hand, and pull the recoil starter handle (D) with left hand until engine fires (or 5 pulls maximum). 5.
HCS-3020 4020 OPERATION After engine warm-up, grip the throttle handle with left hand and support handle with right hand. Depress the throttle trigger lockout, and gradually depress throttle trigger to increase engine RPM to operating speed. Starting Warm Engine The starting procedure is the same as Cold Start except DO NOT close the choke. The blades must not move at idle, otherwise serious personal injury may result. Periodic carburetor adjustment may be necessary to assure blades do not move at idle.
OPERATION HCS-3020 4020 Stopping Engine 1. Throttle A 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, close choke - COLD START position - to stall engine. Have your dealer repair stop switch before using unit again. Hedge Trimming Engine exhaust IS HOT, and contains Carbon Monoxide (CO), a poison gas.
HCS-3020 4020 MAINTENANCE Never remove hands from unit when blades are moving. The engine continues running even when the blades have stopped due to an obstruction. If this occurs, stop the engine, disconnect ignition cable and remove the obstruction. MAINTENANCE Moving parts can amputate fingers or cause severe injuries. Keep hands, clothing and loose objects away from all openings.
MAINTENANCE COMPONENT/SYSTEM HCS-3020 4020 REQ’D SKILL LEVEL MAINTENANCE PROCEDURE Choke Shutter Inspect/Clean * 1 Fuel System Inspect (3) 1 Cooling System Inspect/Clean 2 Recoil Starter Rope Inspect/Clean* 1 Screws/Nuts/Bolts Inspect/Tighten/Replace* 1 Blades Inspect/Clean (2) 1 Inspect (3) 1 Air Filter Replace* 1 Fuel Filter Inspect* 1 Fuel Cap Gasket Inspect* 1 Spark Plug Inspect/Clean/Replace* 1 Muffler Spark Arrestor Inspect/Clean/Replace* 2 Cylinder Exhaust Port
HCS-3020 4020 Parts Required: MAINTENANCE AIR FILTER 1. Close choke (COLD START [ ] position). This prevents dirt from entering the carburetor throat when the air filter is removed. Brush accumulated dirt from air cleaner area. 2. Remove air filter cover. Brush dirt from inside cover. 3. Replace filter if it is damaged, fuel soaked, very dirty, or the rubber sealing edges are deformed. • Lightly brush debris from filter.
MAINTENANCE HCS-3020 4020 Note: Federal EPA regulations require all model year 2012 and later gasoline powered engines produced for sale in the United States to be equipped with a special low permeation fuel supply hose between the carburetor and fuel tank. When servicing model year 2012 and later equipment, only fuel supply hoses certified by EPA can be used to replace the original equipment supply hose. Fines up to $37,500 may be enforced for using an uncertified replacement part Spark Plug Level 2.
HCS-3020 4020 MAINTENANCE • Dust and grass build up on the outside of the cylinder. This build up insulates the engine and prevents the heat from leaving. Removal of cooling passage blockages or cleaning of cooling fins is considered “Normal Maintenance.” Any failure attributed to lack of maintenance is not warranted. 1. Remove spark plug lead. 2. Remove muffler cover. 3. Remove starter cover and clean dirt and dust from fins. DO NOT use a metal scraper to remove dirt from the cylinder fins. 4.
MAINTENANCE 7. HCS-3020 4020 Assemble components in reverse order. Exhaust Port Cleaning Level 2. Parts Required: 1. As needed: Heat Shield Remove spark plug lead from spark plug, and remove engine cover. 2. Place piston at top dead center. Remove muffler (D) and heat shield (E). 3. Use a wood or plastic scraping tool to clean deposits from cylinder exhaust port. D E Never use a metal tool to scrape carbon from the exhaust port.
HCS-3020 4020 MAINTENANCE Carburetor Adjustment The blades must not move at idle, otherwise serious personal injury may result. Periodic carburetor adjustment may be necessary to assure blades do not move at idle. If blades move, readjust carburetor according to these instructions, or see your ECHO Dealer. Engine Break-In New engines must be operated a minimum duration of two tanks of fuel break-in before carburetor adjustments can be made.
MAINTENANCE 1. HCS-3020 4020 Before adjusting the carburetor, clean or replace the air filter and spark arrestor screen. A 2. Start engine and run for several minutes to reach operating temperature. 3. Check idle speed and reset if necessary. If a tachometer is available, idle speed screw (A) should be set to the specifications found on “Specifications” page of this manual. Turn idle screw (A) clockwise to increase idle speed; counter clockwise to decrease idle speed.
HCS-3020 4020 4. Allow cleaning mixture to soften the remaining gummy residue then wipe it from the blade. 5. Apply clean oil to the entire length of the blade. Be certain the blade bolts are lubricated. 6. Wipe excess oil from the blade before putting the unit back in service. MAINTENANCE Gear Box Level 1. Parts Required: Lithium Based Grease. 1. Clean dirt from the grease fitting. 2. Apply 1- 2 pumps of grease into fitting, DO NOT over fill.
MAINTENANCE HCS-3020 4020 Hedge Trimmer blades are very sharp. Touching them may lead to severe personal injury. Avoid touching blades whenever possible, and always wear gloves to protect hands. 1. Move stop switch to stop position. 2. Disconnect spark plug wire. 3. Slide blades to allow file clearance using slots on bottom of blades. Do not pry against cutting edges. 4. Follow the original shape, and file each cutting edge carefully to avoid damage to adjacent teeth. Maintain 6 mm (0.25 in.
HCS-3020 4020 MAINTENANCE Hedge Trimmer blades are very sharp. Touching them may lead to severe personal injury. Use a socket and extension when adjusting blade bolts or blade lock nuts in order to keep hands at a safe distance from sharp blades. 1. Tighten blade screws (A) securely. A 2. Hold blade screws (A) to prevent turning, and tighten lock nuts (B). Locking ability of Hedge Trimmer blade lock nuts will diminish each time they are removed.
TROUBLESHOOTING HCS-3020 4020 TROUBLESHOOTING ENGINE PROBLEM TROUBLESHOOTING CHART Problem Check Fuel at carburetor Fuel at cylinder Engine cranks starts hard/ doesn’t start Spark at end of plug wire Status Cause No fuel at carburetor Fuel strainer clogged Fuel line clogged Carburetor No fuel at cylinder Carburetor See your Echo dealer Muffler wet with fuel Fuel Mixture too rich OPEN choke Clean/replace air filter Adjust carburetor See your Echo dealer No spark Stop switch OFF Electrical pr
HCS-3020 4020 STORAGE ENGINE PROBLEM TROUBLESHOOTING CHART Problem Engine runs, but dies or does not accelerate properly Engine does not crank Check Status Cause Remedy Air filter Air filter dirty Normal wear Clean or replace Fuel filter Fuel filter dirty Contaminants/ residues in fuel Replace Fuel vent Fuel vent plugged Contaminants/ residues in fuel Clean or replace Spark Plug Plug dirty/ worn Normal wear Clean and adjust or replace Carburetor Improper adjustment Vibration Adju
STORAGE HCS-3020 4020 Hedge Trimmer blades are very sharp. Touching them may lead to severe personal injury. Avoid touching blades whenever possible, and always wear gloves to protect hands. Do not store in enclosure where fuel fumes may accumulate or reach an open flame or spark, otherwise serious personal injury may result. 2. Place the stop switch in the “STOP” position. 3. Remove accumulation of grease, oil, dirt and debris from exterior of unit. 4.
HCS-3020 4020 SPECIFICATIONS SPECIFICATIONS MODEL Length HCS-3020 HCS-4020 1098 mm (43.2in.) 1342 mm (53 in.) Width 265 mm (10.4 in.) Height 215 mm (8.5 in.) Weight (dry) Engine Type 5.52 kg (12.1 lb.) 5.94 kg (13.1 lb.) Air cooled, two-stroke, single cylinder gasoline engine Bore 32.2 mm (1.27 in.) Stroke 26.0 mm (1.02 in.) Displacement Exhaust Carburetor Ignition System Spark Plug Fuel 21.2 cc (1.29 cu. in.
SPECIFICATIONS HCS-3020 4020 MODEL HCS-3020 Height HCS-4020 23 mm (0.9 in.) Maximum Diameter Cut Soft Material 25.4 mm (1 in.) Woody Material 13 mm (1/2 in.) Idle Speed 3,300 RPM Clutch Engagement Speed 5,100 RPM Wide Open Throttle Speed (W.O.T.) 10,500 RPM 38 X7702243800 © 3/2016 ECHO Inc.
HCS-3020 4020 NOTES NOTES X7702243800 © 3/2016 ECHO Inc.
PRODUCT REGISTRATION HCS-3020 4020 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 be sold or misused by ECHO, Inc. Registering your purchase enables us to contact you in the unlikely event of a service update or product recall, and verifies your ownership for warranty consideration.
HCS-3020 4020 X7702243800 © 3/2016 ECHO Inc.
NOTES HCS-3020 4020 NOTES 42 X7702243800 © 3/2016 ECHO Inc.
HCS-3020 4020 X7702243800 © 3/2016 ECHO Inc.
(3020) T86514001001 - T86514999999 (4020) T86614001001 - T86614999999 ECHO, INCORPORATED 400 Oakwood Road Lake Zurich, IL 60047 www.echo-usa.
