Page 2 - TABLE OF CONTENTS
TABLE OF CONTENTS SRM-2620U 2 X7502341900 © 10/2016 ECHO Inc. TABLE OF CONTENTS Table of Contents ........................................................................................ 2Introduction ................................................................................................. 4...
Page 4 - INTRODUCTION; The Operator’s Manual; SERVICING INFORMATION
INTRODUCTION SRM-2620U 4 X7502341900 © 10/2016 ECHO Inc. 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 helpf...
Page 5 - ENGLISH; SAFETY
SRM-2620U SAFETY X7502341900 5 © 10/2016 ECHO Inc. ENGLISH 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 (3246). ...
Page 6 - Note: This enclosed message provides tips for use, care and; International Symbols; Symbol
SAFETY SRM-2620U 6 X7502341900 © 10/2016 ECHO Inc. The safety alert symbol accompanied by the word “DANGER” calls attention to an act or condition which WILL lead to serious personal injury or death if not avoided. The safety alert symbol accompanied by the word “WARNING” calls attention to an act o...
Page 8 - Physical Condition; Your judgment and physical dexterity may not be good:; Eye Protection
SAFETY SRM-2620U 8 X7502341900 © 10/2016 ECHO Inc. Personal Condition and Safety Equipment Users of this product risk injury to themselves and others if the unit is used improperly and/or safety precautions are not followed. Proper clothing and safety gear must be worn when operating unit. Physical ...
Page 9 - Hand Protection
SRM-2620U SAFETY X7502341900 9 © 10/2016 ECHO Inc. ENGLISH Hand Protection Wear sturdy, no-slip, rubber work gloves to improve your grip on the handles. Gloves also provide protection against cuts and scratches, cold environments, and reduce the transmission of machine vibration to your hands. Heari...
Page 10 - Extended Operation / Extreme Conditions; • Keep your body warm, especially the
SAFETY SRM-2620U 10 X7502341900 © 10/2016 ECHO Inc. The components of this machine generate an electromagnetic field during operation, which may interfere with some pacemakers. To reduce the risk of serious or fatal injury, persons with pacemakers should consult with their physician and the pacemake...
Page 11 - • Take periodic breaks to minimize repetition and rest your hands.
SRM-2620U SAFETY X7502341900 11 © 10/2016 ECHO Inc. ENGLISH 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 act...
Page 12 - Read the Manuals; Manual for instructions on Safe Operation.; Clear the Work Area; tightly encircling the handles.; Keep a Solid Stance; • Maintain footing and balance at all times. Do not stand; Avoid Hot Surfaces; • Keep exhaust area clear of; Equipment; place. Replace if either is damaged or missing.
SAFETY SRM-2620U 12 X7502341900 © 10/2016 ECHO Inc. Read the Manuals • Provide all users of this equipment with the Operator’s Manual and Safety Manual for instructions on Safe Operation. Clear the Work Area • Spectators and fellow workers must be warned, and children and animals prevented from comi...
Page 13 - • Check that handle and harness (if included) are adjusted for safe,; CARB And EPA Emissions Control Information
SRM-2620U EMISSION CONTROL X7502341900 13 © 10/2016 ECHO Inc. ENGLISH • Check that handle and harness (if included) are adjusted for safe, comfortable operation. See Assembly Section for proper adjustment. Moving parts can amputate fingers or cause severe injuries. Keep hands, clothing and loose obj...
Page 14 - EMISSION CONTROL
EMISSION CONTROL SRM-2620U 14 X7502341900 © 10/2016 ECHO Inc. An Emission Control Label is located on the engine. (This is an EXAMPLE ONLY, information on label varies by engine FAMILY). Product Emission Durability (Emission Compliance Period) The 50 or 300 hour emission compliance period is the tim...
Page 15 - DESCRIPTION
SRM-2620U DESCRIPTION X7502341900 15 © 10/2016 ECHO Inc. ENGLISH 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. 13 14 17 20 21...
Page 16 - SHOULDER HARNESS - An adjustable strap that suspends the unit; from the operator. Using the strap reduces operator fatigue.; DEBRIS SHIELD without CUT-OFF KNIFE - Required when unit is; equipped with blades. Do not operate unit without shield.; Shaft Label
DESCRIPTION SRM-2620U 16 X7502341900 © 10/2016 ECHO Inc. 1. POWER HEAD - Includes the Engine, Clutch, Fuel System, Ignition System and Recoil Starter. 2. THROTTLE TRIGGER LOCKOUT - This lever must be held during starting. Operation of the throttle trigger is prevented unless throttle trigger lockout...
Page 17 - SPARK ARRESTOR MUFFLER OR SPARK ARRESTOR MUFFLER; housing. Move choke lever to COLD START (; PURGE BULB - Pumping purge bulb before starting engine draws
SRM-2620U DESCRIPTION X7502341900 17 © 10/2016 ECHO Inc. ENGLISH 14. ARM REST - Provides arm rest during operation and protects arm from the hot engine. 15. RECOIL STARTER HANDLE - Pull handle slowly until starter engages, then quickly and firmly. When engine starts, return handle slowly. DO NOT let...
Page 18 - CONTENTS
CONTENTS SRM-2620U 18 X7502341900 © 10/2016 ECHO Inc. 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 Deale...
Page 19 - ASSEMBLY; U-Handle Installation
SRM-2620U ASSEMBLY X7502341900 19 © 10/2016 ECHO Inc. ENGLISH ASSEMBLY U-Handle Installation 1. Install upper and lower u-handle clamps (A) onto u-handle, and secure to mounting bracket on drive shaft (B) with washer (C) and u-handle bolt (D). Do not tighten bolt securely until final adjustments are...
Page 20 - Install air filter and cover.; Blade Installation; Install blade Shield
ASSEMBLY SRM-2620U 20 X7502341900 © 10/2016 ECHO Inc. Note: The throttle linkage must be adjusted by moving the adjustment nut (D). Consult with your Echo Dealer for correct adjustment procedure. 5. Tighten nut (E). 6. Connect 2 ignition stop leads (F, G) from throttle cable assembly to 2 ignition l...
Page 21 - Tighten all shield hardware.; Install Blade
SRM-2620U ASSEMBLY X7502341900 21 © 10/2016 ECHO Inc. ENGLISH 1. If installed remove nylon line head, line head plate, shield plate, and shield with cutoff knife . a. Align notch in edge of shield and hole in line head plate with notch in edge of gear housing and insert head locking tool (G). b. Rem...
Page 23 - Cutoff knife is sharp.
SRM-2620U ASSEMBLY X7502341900 23 © 10/2016 ECHO Inc. ENGLISH 2. Align holes in shield (H) shield plate (I) and bottom of the gear case flange. Install three (3) screws. 3. Place line head plate (A) on PTO shaft (F). Nylon Line Head Installation Wear Gloves or personal injury may result: ◆ Cutoff kn...
Page 24 - See Maintenance Section for nylon line replacement.; Note: To advance trimmer line, tap trimmer head against the ground; Tighten U-Handle clamp screws and 8 mm clamp hex bolt securely.; OPERATION
OPERATION SRM-2620U 24 X7502341900 © 10/2016 ECHO Inc. Note: Your nylon line head may appear different than nylon line head shown. To Advance Trimmer Line See Maintenance Section for nylon line replacement. Note: To advance trimmer line, tap trimmer head against the ground while the head is turning ...
Page 25 - PARTS REQUIRED FOR THESE BLADES:
SRM-2620U OPERATION X7502341900 25 © 10/2016 ECHO Inc. ENGLISH Engine exhaust IS HOT, and contains Carbon Monoxide (CO), a poison gas. Breathing CO can cause unconsciousness, serious injury, or death. Exhaust can cause serious burns. ALWAYS position unit so that exhaust is directed away from your fa...
Page 26 - • Arbor Diameter of Upper Blade Plate must match arbor diameter of; Note: The Barrier Bar is used to restrict rearward movement; Blade Selection
OPERATION SRM-2620U 26 X7502341900 © 10/2016 ECHO Inc. DO NOT INSTALL BLADES ON GT (CURVED SHAFT) MODEL TRIMMERS. • Arbor Diameter of Upper Blade Plate must match arbor diameter of blades. • New cotter pin required each time blade is installed. • Brush cutters over 7.5 kg (16.5 lbs.) dry weight (wei...
Page 28 - Fuel Requirements; ethanol-free fuel premixed with ECHO Red Armor; Echo premium Power Blend X; Handling Fuel; Use an approved fuel container.
OPERATION SRM-2620U 28 X7502341900 © 10/2016 ECHO Inc. Fuel Diesel fuels and alternative fuels, such as E-15 (15% ethanol), E-85 (85% ethanol) or any fuels not meeting ECHO requirements are NOT approved for use in ECHO 2-stroke gasoline engines. Use of diesel or alternative fuels may cause performan...
Page 29 - DO NOT allow flames or sparks near fuel.; Mixing Instructions; After use; • DO NOT store a unit with fuel in its tank. Leaks can
SRM-2620U OPERATION X7502341900 29 © 10/2016 ECHO Inc. ENGLISH ◆ DO NOT allow flames or sparks near fuel. ◆ Fuel tanks/cans may be under pressure. Always loosen fuel caps slowly allowing pressure to equalize. ◆ NEVER refuel a unit when the engine is HOT or RUNNING! ◆ DO NOT fill fuel tanks indoors. ...
Page 30 - Stop Switch; Note: Lightly place knee; Recoil Starter
OPERATION SRM-2620U 30 X7502341900 © 10/2016 ECHO Inc. Stored fuel ages. Do not mix more fuel than you expect to use in thirty (30) days, ninety (90) days when a fuel stabilizer is added. Stored two-stroke fuel may separate. ALWAYS shake fuel container thoroughly before each use. Starting Cold Engin...
Page 31 - Choke; Note: If engine does not start with choke in “RUN” position after 5; Throttle Trigger; Starting Warm Engine; Note: If attachment moves, readjust carburetor according to
SRM-2620U OPERATION X7502341900 31 © 10/2016 ECHO Inc. ENGLISH Lay the unit on a flat area and keep movable attachment parts clear of all obstacles. Firmly grasp throttle handle and throttle trigger lockout with left hand and fully depress throttle trigger to wide open position. Rapidly pull recoil ...
Page 32 - Purge Bulb; Note: If engine does not; Stopping Engine; Throttle
OPERATION SRM-2620U 32 X7502341900 © 10/2016 ECHO Inc. Move stop switch button (A) forward away from the STOP position. 2. Purge Bulb Pump purge bulb (C) until fuel is visible in the “Clear” fuel return line. Note: Lightly place knee on drive shaft to stabilize unit during starting. Do not apply exc...
Page 33 - MAINTENANCE; Maintenance Intervals; Air Filter
SRM-2620U MAINTENANCE X7502341900 33 © 10/2016 ECHO Inc. ENGLISH If engine does not stop when stop switch is moved to STOP position, close choke - COLD START position - to stall engine. Have your ECHO dealer repair stop switch before using unit again. MAINTENANCE Moving parts can amputate fingers or...
Page 35 - Remove air filter cover. Brush dirt from inside cover.; soaked, very dirty, or the rubber sealing edges are deformed.
SRM-2620U MAINTENANCE X7502341900 35 © 10/2016 ECHO Inc. ENGLISH 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. As...
Page 37 - None if you are careful.
SRM-2620U MAINTENANCE X7502341900 37 © 10/2016 ECHO Inc. ENGLISH 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. Whe...
Page 38 - • Air intakes are blocked,; Exhaust System; Spark Arrestor Screen; Spark Arrestor Screen, Gasket
MAINTENANCE SRM-2620U 38 X7502341900 © 10/2016 ECHO Inc. Overheating and engine seizure can occur when: • Air intakes are blocked, preventing cooling air from reaching the cylinder. • Dust and grass build up on the outside of the cylinder. This build up insulates the engine and prevents the heat fro...
Page 39 - Remove spark plug lead.; Note: When cleaning carbon; Exhaust Port Cleaning; As needed: Heat Shield
SRM-2620U MAINTENANCE X7502341900 39 © 10/2016 ECHO Inc. ENGLISH 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. 4. Remove spark arrestor screen cover (C), gasket (E), and screen (F), from muffler body. 5...
Page 40 - High Altitude Operation; Note: Every unit is run at the factory and the carburetor is set in; None
MAINTENANCE SRM-2620U 40 X7502341900 © 10/2016 ECHO Inc. 4. Inspect heat shield, and replace if damaged. 5. Install heat shield and muffler. 6. Tighten muffler mounting bolts (or nuts) to 90 - 110 kgf•cm (80 - 95 in•lbf). 7. Install muffler cover and attach spark plug lead. 8. Start engine, and warm...
Page 41 - Gear Housing; Install the gear housing and shield assembly.
SRM-2620U MAINTENANCE X7502341900 41 © 10/2016 ECHO Inc. ENGLISH 1. 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; cou...
Page 42 - Note: For normal use, Speed Feed® head disassembly is not; Nylon Line Replacement; Wear Gloves or personal injury may result:
MAINTENANCE SRM-2620U 42 X7502341900 © 10/2016 ECHO Inc. Nylon Line Head Disassembly Instructions Note: For normal use, Speed Feed® head disassembly is not necessary. However, if circumstances require disassembly, follow these instructions. 1. Press top of locking tabs (A) on both sides of Speed Fee...
Page 43 - Wear Indicators
SRM-2620U MAINTENANCE X7502341900 43 © 10/2016 ECHO Inc. ENGLISH 3. Insert one end of trimmer line into an eyelet, and push line equal distance through trimmer head. 4. Hold trimmer head while turning knob clockwise to wind line onto spool until about 13 cm (5 in.) of each line remains exposed. Trim...
Page 45 - TROUBLESHOOTING
SRM-2620U TROUBLESHOOTING X7502341900 45 © 10/2016 ECHO Inc. ENGLISH TROUBLESHOOTING ENGINE PROBLEM TROUBLESHOOTING CHART Problem Check Status Cause Remedy Engine cranks - starts hard/doesn’t start Fuel at carburetor No fuel at carburetor Fuel strainer clogged - Fuel line clogged - Carburetor Clean ...
Page 46 - STORAGE
STORAGE SRM-2620U 46 X7502341900 © 10/2016 ECHO Inc. 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 During operation the muffler or catalytic...
Page 48 - SPECIFICATIONS
SPECIFICATIONS SRM-2620U 48 X7502341900 © 10/2016 ECHO Inc. SPECIFICATIONS MODEL SRM-2620U Length w/o cutter head 1799 mm (70.8 in.) Width 688 mm (27.0 in.) Height 512 mm (20.1 in.) Weight (dry) w/o cutter head 5.6 kg (12.3 lb.) Engine Type Air cooled, two-stroke, single cylinder gasoline engine Bor...
Page 50 - PRODUCT REGISTRATION; Thank you for choosing ECHO Power Equipment; FAST
PRODUCT REGISTRATION SRM-2620U 50 X7502341900 © 10/2016 ECHO Inc. 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 ...
