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Echo SRM - 340 Operator's Manual

Echo grass trimmer/brush cutter operator's manual
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Grass Trimmer/Brush Cutter
Operator's Manual
MODEL,
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.
X7502126800
SRM - 340

Serial Number 03001001 - 03999999

WARNING
WARNING
The engine exhaust from this
product contains chemicals known
to the State of California to cause
cancer, birth defects or other
reproductive harm.
DANGER
X750003660
01/03

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Summary of Contents for Echo SRM - 340

  • Page 1: Serial Number

    Grass Trimmer/Brush Cutter Operator's Manual MODEL, 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. X7502126800 SRM - 340 Serial Number 03001001 - 03999999...

  • Page 2: Table Of Contents

    NTRODUCTION 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 found in the same package. You will find both easy to use and full of helpful operating tips and SAFETY messages.

  • Page 3: Manual Safety Symbols And Important Information

    If a decal cannot be read, a new one can be ordered from your ECHO dealer. See PARTS ORDERING instructions for specific information. Shaft Decal...

  • Page 4: International Symbols

    • Beware of KICKOUT (blade thrust) when using blades. Special precautions are necessary for blade operation, see your Operator's and Safety Manuals. ONLY install ECHO approved blades on Brush Cutters (SRM) models equipped with proper blade shield, U-handles, harness, blade collar, nut and cotter pin.

  • Page 5: Safety Instructions

    PERSONAL CONDITION AND SAFETY EQUIPMENT WARNING Trimmer/Brush Cutter users risk injury to themselves and others if the trimmer/brush cutter is used improperly or safety precautions are not followed. Proper clothing and safety gear must be worn when operating a trimmer.

  • Page 6: Equipment

    Use only ECHO-approved 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.

  • Page 7: Safe Operation

    SAFE OPERATION WARNING Do not operate this product indoors or in inadequately ventilated areas. Engine exhaust contains poisonous emissions and can cause serious injury or death. Provide Safety Instructions To All Operators • Provide all operators of this equipment with the Operator's Manual and Safety Manual for instructions on safe operation.

  • Page 8: Description

    Your new Echo product has been factory pre-assembled for your convenience. Due to packaging restrictions, shield installation and other final assembly may be necessary. Check the contents carefully, and notify your retailer or ECHO Dealer immediately if any parts are missing or damaged. Use the contents list below to check for missing parts.

  • Page 9: Srm-340 Parts

    MODEL SRM-340 PARTS RASS RIMMER RUSH UTTER PERATOR ANUAL...

  • Page 10: Srm-340 Part Descriptions

    23. SAFETY VIDEO - (Not included with unit) P/N 99922202540 English version and P/N 99922203508 Spanish version are available at a cost of $5.00 from ECHO, INC. or any authorized ECHO dealer. The video overviews safety precau- tions and proper operating techniques and is supplemental to the Safety Manual. Read and understand the Safety Manual for complete information on safe operation.

  • Page 11: Specifications

    Spark Plug ------------------------------------------------------- NGK BPM-7A, (Gap 0.65 mm (0.026 in.) Fuel --------------------------------------------------------------- Mixed (Gasoline and Two-stroke Oil) Fuel/Oil Ratio ---------------------------------------------------- 50:1 ECHO High Performance, two-stroke air cooled engine oil Gasoline ---------------------------------------------------------- 89 Octane unleaded. DO NOT use fuel containing methyl alcohol, more than 10% ethyl alcohol or 15% MTBE.

  • Page 12: Assembly

    SSEMBLY DRIVE SHAFT POWER HEAD Tools Required: 4 mm Hex Wrench Parts Required: Power Head, Drive Shaft Assembly 1. Stand power head upright on a level surface. 2. Loosen the two (2) drive shaft clamp bolts at engine drive shaft clamp, and remove center drive shaft location bolt (A).

  • Page 13: Nylon Head Installation

    NYLON HEAD INSTALLATION Tools Required: Locking Tool, 17x19 mm Scrench Parts Required: Nylon Line Head. Make sure plastic debris shield (F) is properly aligned, and upper plate (D) is installed on splined PTO shaft. Align hole in upper plate (D) with notch in gear housing (G), and insert locking tool (H) to prevent splined shaft from turning.

  • Page 14: Front Handle/Barrier Bar Installation And Adjustment

    Install Blade Tools Required: Locking Tool, Scrench. Parts Required: Upper Plate w/ 20 mm pilot, Lower Plate, 10 mm Nut w/L.H. threads, 2 x 25 mm Cotter Pin, Blade. 1. Install upper plate (D) on splined PTO shaft, pilot side down. Blade installation requires Upper Plate (D) with 20 mm pilot.

  • Page 15: Throttle Linkage And Ignition Leads

    Check throttle for freedom of movement and that wide open throttle / low idle extremes are adjusted properly. If adjustment cannot be achieved with adjusting nuts, consult with your Echo Dealer for correct adjustment procedure. Tighten nut (A). Connect 2 ignition leads from throttle cable tubing to 2 ignition leads (C) on engine.

  • Page 16: Pre-Operation

    The Barrier Bar is used to restrict rearward movement of the unit. For heavy-duty or extended use, U-handles should be used. See your Echo dealer or Trimmer/Brush Cutter Safety Manual for details regarding U-Handles. If you have additional questions, contact your Echo Service Dealer, or call Echo directly at 1-800-673-1558.
  • Page 17 Shoulder/Waist Harness (P/N 30100052131) Use of the Shoulder/Waist Harness is required for blade operation, and is recommended for ALL Trimmer/Brush Cutter use. The Shoulder/Waist Harness suspends the trimmer from the operator's shoulder, and reduces operator fatigue during nylon line trimming or cutting with a blade.

  • Page 18: Fuel

    Emission Defect Warranty Explanation.) IMPORTANT Echo Premium 2-Stroke Oil may be mixed at 50:1 ratio for application in all Echo engines sold in the past regardless of ratio specified in those manuals. Mixing Instructions Fill an approved fuel container with half of the required amount of gasoline.

  • Page 19: Operation

    WARNING The cutting attachment should not rotate at idle. If attachment rotates, readjust carburetor according to "Carburetor Adjustment" instructions in this manual or see your ECHO Dealer, otherwise serious personal injury may result. Stop Switch Move stop switch button (A) forward, away from the STOP position.

  • Page 20: Starting Warm Engine

    WARNING The cutting attachment should not rotate at idle. If attachment rotates, readjust carburetor according to "Carburetor Adjustment" instructions in this manual or see your ECHO Dealer, otherwise serious personal injury may result. Stop Switch Move stop switch button (A) away from the STOP position.

  • Page 21: Maintenance

    ECHO Service Dealer for maintenance. To help you decide whether you want to DO-IT-YOURSELF or have the ECHO Dealer do it, each maintenance task has been graded. If the task is not listed, see your ECHO Dealer for repairs...

  • Page 22: Air Filter

    AIR FILTER Level 1. Tools required: 25-50 mm (1 or 2 in.) medium bristle paint brush. Parts required: 90030 REPOWER 1. Close choke (Cold Start Position). This prevents dirt from entering the carburetor throat when the air filter is removed. Brush accumu- lated dirt from the air cleaner area.

  • Page 23: Spark Plug

    SPARK PLUG Level 2. Tools Required: Scrench (combination socket wrench & screw driver) Feeler gauge, preferably a wire gauge. Brush. Parts Required: Spark Plug, NGK BPM-7A 1. Remove spark plug and check for wear or fouling. Clean the plug or replace with a new one. DO NOT sand blast to clean.

  • Page 24: Exhaust System

    Remove grass and leaves from the grid between the recoil starter and fuel tank. Position cover over muffler, and secure with three (3) screws. Connect spark plug lead to spark plug. EXHAUST SYSTEM Spark Arrestor Screen Level 2. Tools Required: Cross Head Screwdriver, Soft metal brush, Wooden carbon scraper, 4 mm Hex Wrench Parts Required: Screen P/N 14590555730 Gasket P/N 14586655730...

  • Page 25: Carburetor Adjustment Emission

    CARBURETOR ADJUSTMENT Level 2. Tools required: Screwdriver, Tachometer (ECHO P/N 99051130017). Parts required: None. NOTE Every unit is run at the factory and the carburetor is set in compli- ance with emission regulations. In addition, the carburetor is equipped with HI and LO needle adjustment limiters that prevent settings outside acceptable limits.

  • Page 26: Lubrication

    NYLON LINE REPLACEMENT Level 1 Tools Required: None Parts Required: ECHO 0.105 in. Nylon Trimmer Line 15 m (50 feet) long. Shut engine off. Lay unit on the ground with head assembly up. Hold head firmly and push in cover tabs (A) to remove cover (B) and spool (C).
  • Page 27 Use one piece of nylon line (D) and thread through the molded loop (E) on the spool spindle until ends are even. Hold spool with the tap knob in your hand and opening toward you. Place index finger between the two lines, and wind line clockwise tightly and evenly.

  • Page 28: Sharpening Metal Blades

    SHARPENING METAL BLADES Of the three styles of metal blades that are approved for use on the ECHO Brush Cutter, only the 8-tooth blade can be sharpened as an operator maintenance item. The clearing blade and 80 tooth blade require professional service.

  • Page 29: Troubleshooting

    ROUBLESHOOTING t l i t l i Fuel vapors are extremely flammable and may cause fire and/or explosion. Never test for ignition spark near an open spark plug opening, otherwise serious personal injury may result. RASS l f f t l i t l i t r i t r i...

  • Page 30: Storage

    TORAGE During operation the muffler or catalytic muffler and surrounding cover become hot. Always keep exhaust area clear of flammable debris during transportation or when storing, otherwise serious property damage or personal injury may result. 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 mainte- nance which includes the following: Store unit in a dry, dust free place, out of the reach...
  • Page 31 RASS RIMMER RUSH UTTER PERATOR ANUAL NOTES...

  • Page 32: Servicing Information

    • Purchasing from your Echo Dealer. • Sending a check or money order for $2.00 per Parts Catalog or $1.50 per Operator's Manual made payable to ECHO, INCORPORATED. State on a sheet of paper the model number and serial number of the ECHO unit you have, part number of the manual (if known), your name and address and mail to address below.

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