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Echo SRM-3400 Operator's Manual

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See also: Instruction and Installation Manual
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.
X7502124703
SRM-3400
Serial Number 541793 & Up
WARNING
DANGER
89861155833
12/01

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Summary of Contents for Echo SRM-3400

  • Page 1 MODEL SRM-3400 Serial Number 541793 & Up 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. 89861155833 X7502124703 12/01...

  • 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

    • DO NOT WEAR OPEN TOED SHOES, hands. • DO NOT OPERATE UNIT BAREFOOTED. Hearing Protection ECHO recommends wearing hearing protection whenever unit is used. EXTENDED OPERATION EXTREME CONDITIONS To reduce the risk of RSI/CTS, do the...

  • 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: Emission Control

    The ECHO product you purchased has been factory pre-assembled for your convenience. Due to packaging restrictions, shield installation and other 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.
  • Page 9 21. SAFETY VIDEO - (Not included with unit) P/N 99922202540 English version only is available at a cost of $5.00 from ECHO, INC. or any authorized ECHO dealer. The video overviews safety precautions and proper operating techniques and is supplemental to the Safety Manual. Read and understand the Safety Manual for complete information on safe...

  • Page 10: Specifications

    PECIFICATIONS n i l n i l l f f n i l ) l i n i l y t i . t i l . l f c i t i r t n i l n i l n i l e l t e l t...

  • Page 11: Assembly

    RASS RIMMER RUSH UTTER PERATOR ANUAL SSEMBLY DRIVE SHAFT POWER HEAD Tools Required: 8mm x 10mm Open End Wrench, 4 mm Hex Wrench Parts Required: Power head, Drive shaft Assembly Stand powerhead upright on a level surface. Loosen, the two (2) bolts at engine drive shaft clamps, and remove center drive shaft location bolt (A).

  • Page 12: Nylon Head Installation

    NYLON LINE HEAD INSTALLATION Tools Required: Head Locking Tool, 17x19mm Scrench Parts Required: Nylon Line Head. 1. Align locking hole in upper plate (B) with notch in edge of gear housing and insert head locking tool (A). 2. Remove split pin from hole in PTO shaft. 3.

  • Page 13: Harness Clamp Installation

    3. Install upper plate (D) on splined PTO shaft. Blade installation requires use of Upper Plate (D) with 20mm pilot (SRM-3100 models), 25.4mm pilot (SRM-3400 models). 4. Place Blade (E) over upper plate pilot, install the Lower Plate (F) and 10mm LH nut (G). Tri-Cut Blade (H) is installed with Glide Cup (J).

  • Page 14: Throttle Linkage And Ignition Leads

    (A). 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. Connect ignition leads (C).

  • Page 15: U-Handle Installation

    RASS RIMMER RUSH UTTER PERATOR ANUAL Position front handle for comfortable operation and secure screws. HANDLE INSTALLATION Tools Required: 8mm x 10mm Open End Wrench, Screwdriver. Parts Required: U-Handle Kit P/N 35130455830. Close choke and remove air filter cover. Disconnect two (2) ignition stop leads (C). Remove inner throttle linkage from carburetor swivel (B).
  • Page 16 15. Attach inner cable to swivel (B). 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. 16. Attach ignition leads (C).

  • Page 17: Pre-Operation

    RASS RIMMER RUSH UTTER PERATOR ANUAL PERATION OPERATION WITH BLADES Preparing the Trimmer/Brush Cutter for Blade Use WARNING DANGER Blade use DEMANDS specific Brush Cutter configuration. Operation without specified shield and harness can result in serious personal injury. Plastic and Nylon Blades Require "Blade Conversion Kit" (metal shield [A], shoulder harness [B], and barrier bar [C]).
  • Page 18 8 Tooth Weed/Grass Blade is designed for grass, garden debris and thick weeds. DO NOT use this blade for brush or heavy woody growth, 19 mm (3/4 in.) diameter or larger. P/N 69600121431 Brush/Clearing Blade is designed for cutting brush and woody growth up to 76 mm (3 in.) diameter.

  • Page 19: Fuel

    • DO NOT store a unit with fuel in its tank. Echo Premium 2-Stroke Oil may be mixed at 50:1 ratio for application Leaks can occur. in all Echo engines sold in the past regardless of ratio specified in Return unused fuel to an approved fuel those manuals.

  • Page 20: Operation

    DANGER 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. NOTE Refer to Grass Trimmer/Brush Cutter Safety Manual for proper and safe techniques.

  • Page 21: Starting Warm Engine

    DANGER 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 22: 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 a task is not listed, see your ECHO Dealer for repairs.

  • Page 23: Air Filter

    RASS RIMMER RUSH UTTER PERATOR ANUAL AIR FILTER Level 1. Tools required: 25-50mm (1or 2 in.) medium bristle paint brush. Parts required: 90030 REPOWER AIR & FUEL FILTER KIT. 1. Close choke (Cold Start Position). This prevents dirt from entering the carburetor throat when the air filter is removed.

  • Page 24: 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 P/N 15901010630 Remove spark plug and check for fouling, worn and rounded center electrode. Clean the plug or replace with a new one.

  • Page 25: Exhaust System

    RASS RIMMER RUSH UTTER PERATOR ANUAL Use the wooden stick or brush to remove dirt from the cylinder fins. Remove grass and leaves from the grid between the recoil starter and fuel tank. EXHAUST SYSTEM Spark Arrestor Screen Level 2. Tools Required: Cross Head Screwdriver.

  • Page 26: 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 27: Lubrication

    Add grease if necessary, DO NOT over fill. NYLON LINE REPLACEMENT Tools Required: Head locking tool (if head is to be removed) Parts Required: ECHO 0.105 in. Nylon Trimmer Line 15m (50 feet) long. Shut engine off. Lay unit on the ground with head assembly up.

  • Page 28: Sharpening Metal Blades

    Index line out by pushing tap knob and trim to cut-off knife length. SHARPENING METAL BLADES Three styles of metal blades are approved for use on the ECHO Brushcutter. The 8-tooth blade can be sharpened during normal maintenance. The clearing blade and 80 tooth blade require profes- sional service.

  • Page 29: Troubleshooting

    RASS RIMMER RUSH UTTER PERATOR ANUAL ROUBLESHOOTING i a r i l l r e l i l y r e l f f u r e l h t i i l y r / n t l i f s t r r e l t ' n...

  • Page 30: Storage

    TORAGE WARNING DANGER 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: 1.
  • 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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