Echo SRM - 340 User's Manual
Contents
1. NOTE 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 Choosing the Correct Blade WARNING A DANGER The type of Blade used MUST be matched to the type and size of material cut An improper or dull blade can cause serious personal injury Blades MUST be sharp Dull blades increase the chance of kickout and injury to yourself and bystanders Grass TrRimmerR BRUSH CUTTER 1 7 OPERATOR S MANUAL Plastic Nylon Grass Weed Blades may be used where ever the nylon line head is used DO NOT use these blades for heavy weeds or brush 8 Tooth Grass Weed Blade use for grass garden vegetation and thick weeds DO NOT use this blade for brush or heavy woody growth 19 mm 3 4 in diameter or larger SRM 340 Series P N 69600121431 80 Tooth Brush Blade use for cutting brush and woody growth up to 64mm 2 1 2 in diameter SRM 340 Series P N 69500121431 22 Tooth Clearing Blade use for dense thickets and saplings up to 64 mm 2 1 2 in diameter SRM 340 Series P N 99944200130 Shoulder Waist Harness P N 30100052131 Use of the Shoulder Waist Harness is required for blade operation and is recommended for AL2. Grass TrRimmerR BRUSH CUTTER 9 OPERATOR S MANUAL MODEL SRM 340 PARTS 10 UUECHE MODEL SRM 340 PART DESCRIPTIONS POWER HEAD Includes the Engine Clutch Fuel System Ignition System and Recoil Starter GRIP Rear right hand handle THROTTLE TRIGGER LOCKOUT This lever must be held during acceleration Operation of the throttle trigger is prevented unless throttle trigger lockout lever is engaged STOP SWITCH SLIDE SWITCH mounted on top of the Throttle Trigger Housing Move switch FORWARD to RUN BACK toSTOP FRONT HANDLE Provides a secure forward grip for holding unit Must be positioned for proper cutting attitude and operator comfort DRIVESHAFT ASSEMBLY Includes the Rear right hand Handle assembly Gear Housing assembly Blade attachment parts Drive Shaft and Safety Decal NYLON CUTTING ATTACHMENT Contains replaceable nylon trimming line that advances when the trimmer head is tapped against the ground while the head is turning at normal operating speed CUT OFF KNIFE Automatically trims line to the correct length 5 in after head is tapped on the ground while nylon cutting attachment is turning If trimmer is operated without a cut off knife the line will become too long the engine will overheat and engine damage may occur PLASTIC DEBRIS SHIELD ASSEMBLY Deflects debris MUST be installed on unit before Nylon Line Head use See Assembly Instructions Shield assembly includes the Cut Off Knife and Safety
3. Throughout this manual and on the product itself you will find safety alerts and helpful information messages preceded by symbols or key words The following is an explanation of those symbols and key words 3 This symbol accompanied by the words WARNING and DANGER calls attention to an act or condition that can lead to serious personal injury to operator and bystand ers The circle with the slash symbol means whatever is shown within the circle is prohibited IMPORTANT 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 SAFETY DECALS Locate these safety decals on your unit The complete unit illustration found in the DESCRIPTION section will help you locate them Make sure the decals are legible and that you understand and follow the instructions on them 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 Spanish Decal ADVERTENCIA A PELIGRO Esta unidad puede ser peligrosa y producir lesiones personales graves si no se usa en forma adecuada Para reducir el riesgo de lesionarse los operadores los ayudantes y los espectadores deben leer y comprender el Manual Del Operador y los Manuales De Seguridad que se entregan escritos en espa ol 89017740
4. Decal Mounts on the Gear Housing Assembly just above the cutting attachment Helps protect the operator by deflecting debris produced during the trimming operation This shield must be replaced with the steel shield for blade use THROTTLE TRIGGER Controls engine speed Spring loaded to return to idle when released During acceleration press trigger gradually for best operating technique BLADES Circular steel blades for grass weeds or brush cutting applications Harness metal shield and U handle required for blade operation METAL BLADE SHIELD Required when unit is equipped with blades Do not operate unit without shield SHOULDER HARNESS An adjustable shoulder strap that suspends the unit from the operator s shoulder Using the strap reduces operator fatigue and enhances safety CHOKE Adjusts Fuel Air ratio for starting or running engine The choke control is located at the top of the air filter case Move choke lever to Cold Start qd to close choke for cold starting Move choke lever to Run b position to open choke SPARK PLUG Provides spark to ignite fuel mixture TOP GUARD Protects operator s arm from the hot engine during normal operation SPARKARRESTOR CATALYTICMUFFLER MUFFLER The muffler or catalytic muffler controls exhaustnoise and emission The spark arrestor screen prevents hot glowing particles of carbon from leaving the muffler Keep exhaust area clear of flammable debris FUEL TAN
5. Make sure screen is positioned properly before tightening screws Grass TrRimmerR BRUSH CUTTER 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 Before adjusting the carburetor clean or replace the air filter and spark arrester screen 2 Trimmer line must be extended to the cut off knife Start engine and run for several minutes to reach operating temperature 4 Stop engine Turn HI speed needle A CCW counter clockwise to stop Turn LO speed needle B midway between full CCW and CW clockwise stops Idle Speed Adjustment Start engine and turn idle speed adjustment screw C CW until the cutting attachment begins to turn then turn the screw CCW until attachment stops turning Turn screw C CCW an additional 1 4 turn 6 Accelerate to full throttle for 2 3 seconds to clear excess fuel from engine then return to idle Accelerate to full throttle to check for smooth transition from idle to full throttle If engine hesitates turn LO needle B CCW an additional 1 8 turn and repeat accelera tion Continue adjusting until smooth acceleration results 7 Check HI
6. be aligned properly with engine Aligning center locating hole in driveshaft housing with center drive shaft bolt A provides correct alignment 5 Tighten two 2 drive shaft clamp bolts B securely PLASTIC SHIELD INSTALLATION Nylon line operation Tools Required Screwdriver Locking Tool Parts Required Plastic Debris Shield Shield Plate three 3 5x 16mmscrews WARNING A DANGER The plastic shield is for use with the Nylon Line Head only Install Metal Shield when using plastic or metal blades or serious injury may result l Align hole in upper plate D with notch in gear housing G and insert locking tool to prevent splined shaft from turning Arrow on gear housing flange points to notch location 2 Remove cotter pin A L H blade nut B lower plate C and upper plate D from PTO shaft Turn blade nut clockwise to remove 3 Remove locking tool Retain lower plate blade nut and cotter pin for future use with blade conversions 4 Align plastic debris shield F with the drive shaft and install on the bottom of the gear housing flange 5 Place shield plate E on shield align holes and install three 3 Screws 6 Replace upper plate D on PTO shaft Grass TRnIMMER BRUsH CUTTER NYLON HEAD INSTALLATION Tools Required Locking Tool 17x19mm Scrench Parts Required Nylon Line Head 1 Make sure plastic debris shield F is proper
7. toward you Place index finger between the two lines and wind line clockwise tightly and evenly 5 When approximately 15 20 cm 6 8 in of line remains place lines in spool notches F 6 Thread line ends through housing eyelets G and place spool in housing against spring 7 Align cover tabs with tab holes in housing and push cover on until tabs snap lock into place 8 Pullon both lines until they come free from notches in spool 9 Indexline out by pushing tap knob and trim line to cut off knife length OPERATOR S MANUAL 27 29 MECHO 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 Before sharpening CLOSELY inspect blade for cracks look at the bottom of each tooth and the center mounting hole closely missing teeth and bending If ANY of these problems are discovered replace the blade When sharpening a blade always remove the same amount of material from each tooth to maintain balance A blade that is not balanced will cause unsafe handling due to vibration and can result in blade failure Sharpening 8 tooth Blades Tool required Flatfile preferred Electric grinder if special care is used Round rat tail file for gullet radius IMPOR
8. 1 Tools required Fuel line hook 200 250 mm 8 10 in length of wire with one end bent into a hook Clean rag funnel and an approved fuel container Parts required 90030REPOWER AIR amp FUELFILTER KIT WARNING A DANGER Fuelis VERY flammable Use extreme care when mixing storing or handling 1 Use a clean rag to remove loose dirt from around fuel cap and empty fuel tank 2 Use the fuel line hook to pull the fuel line and filter from the tank 3 Remove the filter from the line and install the new filter Grass TRnIMMER BRUsH CUTTER 2 3 OPERATOR S MANUAL SPARK PLUG Level 2 Tools Required Scrench combination socket wrench amp 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 i 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 electrode 4 Install spark plug and tighten to 145 155 kg cm 125 135 in Ib COOLING SYSTEMS CLEANING Level 2 Tools required Pointed Wood Stick 25 50 mm 1 2in medium bristle paint brush Parts Required No parts are required if care is used during cleaning ae IMPORTANT To maintain proper engine operating temperatures cooling air must pass freely through the c
9. 630 DEBRISSHIELD DECAL Metal Debris Shield English Translation WARNING A DANGER This unit can be dangerous and cause serious injury if improperly used To reduce injury risk to operator helpers and bystanders read and understand the Operator s and Safety Manuals which are provided in Spanish 4 MWECHO Shaft Decal P N89016054130 WARNING A DANGER This unit can be dangerous and cause serious injury if improperly used To reduce injury risk to operator helpers and bystanders read and understand the Operator s and Safety manuals Blindness can occur from objects that are thrown or ricocheted even with shield in place Operators helpers and bystanders must wear ANSI Z87 1 approved eye protection Always wear hearing protection when operating unit Prevent accidental contact with unit and any cutting attachment Maintain a 15 m 50 ft radius DANGER ZONE surrounding the operator ONLY the operator dressed in proper protective clothing should bein the DANGER ZONE 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 Blade Cutting attachment does not stop immediately after releasing throttle Keep hands and feet clear of blade cutting atta
10. K Holds fuel and contains the fuel filter RECOILSTARTER HANDLE Starts engine Pull handle slowly until starter engages then quickly and firmly When engine starts return handle slowly DO NOT let handle snap back or damage to unit will occur FUEL TANK CAP Covers and seals fuel tank opening PRIMER BULB Primes carburetor for quick starting Pumping primer bulb before starting engine draws fresh fuel from the fuel tank priming the carburetor for starting Pump primer bulb until fuel is visible and flows freely in the clear fuel tank return line Pump bulb an additional 4 or 5 times AIR CLEANER Filters out dirt and debris in air Contains replaceable filter element 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 Grass TrRimmerR BRUSH CUTTER 1 1 OPERATOR S MANUAL SPECIFICATIONS SRM 340 1835 mm 72 2in 330mm 13 0in 260mm 10 2in 7 3kg 16 1 1b Air cooled two stroke single cylinder gasoline engine 38 0mm 1 50in 30 0mm 1 18in Displacement 34 0 cc 2 08 cu in Exhaust Spark Arrestor Muffler Carburetor Walbro diaphragm model WT w purge Ignition System Flywheel magneto capac
11. L 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 Operator safety is also enhanced by restricting trimmer movement and preventing blade or line contact with the operator s hands and feet during operation NOTE In case of Emergency the trimmer brushcutter can be released from the the harness by pulling up on the quick release collar IS TED PME FUEL Fuel Requirements Gasoline Use 89 Octane R M 2 mid grade or higher gasoline known to be good quality Gasoline may contain up to 15 MTBE methyl tertiary butyl ether Gasohol containing methyl wood alcohol is NOT approved Two Stroke Oil A two stroke engine oil meeting ISO L EGD ISO CD 13738 and J A S O FC Standards must be used Echo brand Premium 50 1 oil meets these standards Engine problems due to inadequate lubrication caused by failure to use an ISO L EGD and J A S O FC certified oil such as Echo Premium 50 1 Two stroke Oil will void the two stroke engine warranty Emission related parts only are covered for two years regardless of two stroke oil used per the statement listed in the 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
12. 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 air tight container Store in a well ventilated unoccupied building away from sparks and flames Do not store fuel longer than 30 days IMPORTANT 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 IMPORTANT Stored two stroke fuel may separate ALWAYS shake fuel container thor oughly before each use Grass TRIMMER BRUsH CUTTER 1 9 OPERATOR S MANUAL OPERATION STARTING COLD ENGINE WARNING A 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 l Stop Switch Move stop switch button A forward away from the STOP position 2 Choke Lever Move choke lever B to Cold Start b Position 3 Primer Bulb Pump primer 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 Recoil Starter Lay the trimmer on a flat clear area and pull the recoil starter handle D until engine fires 5 pulls maximum 5 Choke Lever After engine f
13. MECHO Grass Trimmer Brush Cutter Operator s Manual MODEL SRM 340 Serial Number 03001001 03999999 WARNING 4 DANGER WARNING A The engine exhaust from this and product contains chemicals known illi extremely hot to the State of California to cause Always keep clear of exhaust and mulfler area cancer birth defects or other olherwise serious personal injury may weur roductive harm The mutter or catalytic muter surrounding cover may become 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 X750003660 X7502126800 01 03 2 ED HE 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 found in the same package You will find both easy to use and full of helpful operating tips and SAFETY messages THE OPERATOR S MANUAL Read and understand this manual before operation Keep it in a safe place for future reference Contains specifications and information for operation starting stopping maintenance storage and assembly specific to this product THE SAFETY MANUAL Read and understand this manual before operation Keep it in a safe place for future reference Explains possible hazards involved with the use of Edge
14. Mixing Instructions 1 Fill an approved fuel container with half of the required amount of gasoline Add the proper amount of 2 stroke oil to gasoline Close container and shake to mix oil with gasoline Add remaining gasoline and remix Install fuel container cap and wipe any spilled fuel from container and surrounding area Handling Fuel WARNING A DANGER Fuelis VERY flammable Use extreme care when mixing storing or handling otherwise serious personal injury may result Use an approved fuel container DONOT smoke near fuel DONOT 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 e NEVER refuel a unit with the engine running DONOT fill fuel tanks indoors ALWAYS fill fuel tanks outdoors over bare ground Securely tighten fuel cap after refueling nspect for fuel leakage If fuel leakage is found do not start or operate unit until leakage is repaired IMPORTANT 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 Contact your ECHO dealer for ordering information After Refueling Wipe any spilled fuel from the unit e Moveatleast 3 m 10 ft from refueling location before starting After Use DONOT store a unit with fuel in its tank
15. R 2 1 OPERATOR S MANUAL MAINTENANCE Your ECHO trimmer is designed to provide many hours of trouble free service Regular scheduled maintenance will help your trimmer achieve that goal If you are unsure or are not equipped with the necessary tools you may want to take your unit to an 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 SKILL LEVELS Level1 Easy to do Most required tools come with unit Level2 Moderate difficulty Some specialized tools may be required Level3 Experience required Specialized tools are required ECHO recommends that the unit be returned to your ECHO dealer for servicing ECHO offers REPOWER Maintenance Kits and Parts to make your maintenance job easier Below each task heading are listed the various part numbers required for that task See your ECHO dealer for these parts MAINTENANCE INTERVALS YEARLY 600 HOURS Recommended Echo Dealer Maintenance Procedures R K COMPONENT MAINTENANCE RE EVERY SYSTEM PROCEDURE JSE REFUEL Carburetor Inspect Clean Replace Cylinder Exhaust Port Inspect Clean Decarbon Do It Yourself Maintenance Procedures Air Filter Inspect Clean Replace Choke Inspect Clean Fuel Filter Inspect Replace Fuel Line I I Inspect Replace I Cooling System Inspect Clean Inspect Replace E Mu
16. TANT If an electric grinder is used use care not to overheat teeth DO NOT allow tips tooth to glow red or turn blue DO NOT place blade in cooling water This will change the temper of the blade and could result in blade failure a Fiat fil File each tooth at a 30 degree angle a specific number of times a eg 4 strokes per tooth Work your way around the blade until all teeth are sharp De no4 sharpen beyond lime B DO NOT file the gullet radius ofthe tooth with the flat file lit rada The radius must remain A sharp corner will lead to a crack and gt the banom of each cole blade failure After sharpening teeth check each tooth radius for evidence of a J square sharp corner Use the round rat tail file to renew the radius Grass TRIMMER BRUsH CUTTER 2 9 OPERATOR S MANUAL TROUBLESHOOTING ENGINE PROBLEM TROUBLESHOOTING CHART Problem Status Fuel strainer clogged Clean or replace No fuel at Fuel at carburetor Fuel line clogged Clean or replace carburetor Carburetor See your Echo dealer No fuel at cylinder See your Echo dealer Fuel at cylinder Open choke a Clean replace air filter Adjust carburetor See your Echo dealer Engine cranks Muffler wet with fuel Fuel Mixture too rich starts hard doesn t start Stop switch off Turn switch to ON No spark Electrical problem See your Echo dealer Interlock switch See your Echo dealer Spark gap incorrect Adjust to 65mm 0 026 i
17. Take periodic breaks to minimize repetition and rest your hands Reduce the speed and force with which you do the repetitive movement Do exercises to strengthen the hand and arm muscles Immediately stop using all power equipment and consult a doctor if you feel tingling numbness or pain in the fingers hands wrists or arms The sooner RSI CTS is diagnosed the more likely permanent nerve and muscle damage can be prevented EQUIPMENT WARNING A DANGER 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 Check unit for loose missing nuts bolts and screws Tighten and or replace as needed Inspect fuel lines tank and area around carburetor for fuel leaks DO NOT operate unit if leaks are found Inspect shield for damage and ensure that the cut off knife is securely in place Replace if either is damaged or missing Check that the cutting attachment is firmly attached and in safe operating condition Check that front loop handle and shoulder strap or shoulder waist harness are adjusted for safe comfortable operation See Assembly Section for proper adjustment Keep exhaust area clear of f
18. chment unless engine is shut off and cutting attachment is not moving INSPECTBLADES BEFOREUSE DONOTUSEDAMAGED CRACKED BENT DULLOR IMPROPERLY SHARPENED BLADES Do not remove shields modify the unit or install attachments or parts not approved by ECHO Approved attachment information and replacement Operator s and Safety Manuals are available from your ECHO dealer or by writing ECHO INCORPORATED 400 OAKWOOD RD LAKE ZURICH IL 60047 INTERNATIONAL SYMBOLS Symbol Symbol Symbol form shape description application Symbol form shape escription application SYMBOL DESCRIPTION SYMBOL DESCRIPTION Hot WARNING SEE L Emergency stop A Fuel and oil mixture Ey Wear eyes ears and head protection Finger Severing Carburetor adjustment Primer Bulb High speed mixture MANUAL DONOTallow flamesor sparks near fuel LI Wear hand and a Carburetor adjustment On Ignition Idle speed i ON OFF foot protection Carburetor adjustment DO NOT smoke Low speed mixture near fuel Choke Control Safety Alert Choke Control Cold Start Run Position Position Keep bystanders and helpers Choke Closed Choke Open away 15 m 50 ft SAFETY INSTRUCTIONS Grass TRIMMER BRUsH CUTTER OPERATOR S MANUAL PERSONAL CONDITION AND SAFETY EQUIPMENT 5 trimmer WARNING DANGER Trimmer Brush Cutter users risk injury to themselves and others if the trimmer brush cutter is used i
19. ffler Spark Arrestor Gear Housing Grease I C Recoil Starter Rope C C I C Inspect Clean I Spark Plug Inspect Clean Screws Nuts Bolts Inspect Tighten Replace EA I R MAINTENANCE PROCEDURE LETTER CODES INSPECT R REPLACE C CLEAN IMPORTANT NOTE Time intervals shown are maximum Actual use and your experience will determine the frequency of required maintenance MAINTENANCE PROCEDURE NOTES 1 Replacement will be required for Commercial use after 600 hours For Consumer use cleaning every 6 months is required 2 Apply ECHO LUBE every 50 hours All recommendations to replace are based on the finding of damage or wear during inspection R 22 MECHO AIR FILTER Level1 Tools required 25 50mm 1 or2in medium bristle paint brush Parts required 90030REPOWER AIR amp FUELFILTER KIT 1 Close choke Cold Start Position This prevents dirt from entering EE the carburetor throat when the air filter is removed Brush accumu lated dirt from the air cleaner area 2 Remove the air cleaner cover Clean and inspect the element for damage If element is fuel soaked or very dirty replace 3 If element can be cleaned and reused be certain it still fits the cavity in the air cleaner cover is installed with the original side out NOTE Carburetor adjustment may be needed after air filter cleaning replacement FUEL FILTER Level
20. free from www echo usa com 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 Safety Videos are available from your Echo dealer A 5 00 shipping charge is required for each video Available Parts Catalog Parts Lists SRM 340 Swerial Number 03001001 03999999 Part Number 99922203559 MEGHO ECHO INCORPORATED 400 Oakwoop Roap Lake Zurich IL 60047 1564 WWW echo usa com
21. h might trigger the ailment is unknown hands and wrists Keep your body warm especially the head neck feet ankles 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 trimmer or other hand held power equipment is not required If you experience discomfort redness and swelling of the fingers followed by whitening and loss of feeling consult your physician before further exposing yourself to cold and vibration 6 UUELCHG Repetitive Stress Injuries 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 activities may put you at a high risk for developing a Repetitive Stress Injury RSI Anextreme RSI condition is Carpal Tunnel Syndrome CTS which could occur when your wrist swells and squeezes a vital nerve that runs through the area Some believe that prolonged exposure to vibration may contribute to CTS CTS can cause severe pain for months or even years To reduce the risk of RSI CTS do the following Avoid using your wrist in a bent extended or twisted position Instead try to maintain a straight wrist position Also when grasping use your whole hand not just the thumb and index finger
22. ich includes the following 1 Store unit in a dry dust free place out of the reach of children WARNING A DANGER Do not store in enclosure where fuel fumes may accumulate or reach an open flame or spark Place the stop switch A in the STOP position Remove the spark plug and pour 7 cc 1 4 oz of fresh clean two stroke engine oil into the cylinder Remove accumulation of grease oil dirt and debris through the spark plug hole fromexterior ofunit A Place a clean cloth over the spark plug hole Perform all periodic lubrication and services that are required B Pull the recoil starter handle 2 3 times to distribute the oil inside the engine Tighten all the screws and nuts Observe the piston location through the spark Drain the fuel tank completely and pull the recoil starter handle several times to remove fuel from the carburetor plug hole Pull the recoil handle slowly until the piston reaches the top of its travel and leave it there Install the spark plug do not connect ignition cable Grass TrRimmerR BRUSH CUTTER 3 1 OPERATOR S MANUAL NOTES SERVICING INFORMATION PARTS Genuine ECHO Parts and ECHO REPOWER Parts and Assemblies for your ECHO products are available only from an Authorized ECHO Dealer When you do need to buy parts always have the Model Number and Serial Number of the unit with you You can find these numbers on the engine housing For future reference wr
23. ing the engine emissions output meets applicable emissions regulations provided that approved maintenance procedures are followed as listed in the Maintenance Section of this manual 8 WECHO 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 PACKAGE CONTENTS 1 PowerHead __ 1 Drive Shaft Assembly w Gear Housing Front Handle Front Handle Bracket 4 5mmx35mmscrews 4 5mmnuts 1 Nylon Trimmer Head 1 Plastic Debris Shield __ 1 Shield Plate __ 3 5mmx 16mmscrews Shield Plate Gear Case __ 1 Metal Shield 1 Metal Shield Bracket 3 5mmx 15mmscrews Shield Gear Case __ 2 5mmx8mmscrews Bracket Shield __ 4 5mmnuts Bracket Shield amp Gear Case __ 4 5mm lockwashers Bracket Shield amp Gear Case Standard Shoulder Harness 1 Safety Glasses 1 Echo2 Stroke Oil 10 2mmx25mm Cotter Pins 8mm x 10mm Open end wrench Combination Socket Screwdriver Tool Scrench Locking Tool 4mm L hex wrench Operator s Manual Safety Manual Warranty Registration Card Limited Warranty Statement Safety Video Recommended EGHZ IH UHPORATCO eM Ayla Ty Tis TEM So ee AAA mA
24. ires move choke lever to Run b position and pull recoil starter handle rope D until engine starts and runs Allow unit to warm up at idle for several minutes NOTE If engine does not start with choke in Run position after 5 pulls repeat instructions 4 and 5 6 Throttle Trigger After engine warm up gradually depress throttle trigger to increase engine RPM to operating speed 20 MECHO STARTING WARM ENGINE WARNING A 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 Recoil Starter Lay the unit on a flat clear area and pull the recoil starter handle D until the engine fires NOTE If engine does not start after 5 pulls use Cold Start Procedure STOPPING ENGINE Release Throttle Allow engine to return to idle before shutting off engine Stop Switch Move stop switch button backward to STOP position WARNING A DANGER If engine does not stop when stop switch is moved to STOP position move choke lever to closed Cold Start position to stall engine Have your ECHO dealer repair stop switch before using trimmer again Grass TRIMMER BRUsH CUTTE
25. ite them in the space provided below ModelNo S N SERVICE Service of this product during the warranty period must be performed by an Authorized ECHO Service Dealer For the name and address of DEALER the Authorized ECHO Service Dealer nearest you ask your retailer or call 1 800 432 ECHO 3246 Dealer information is also available on our C ALL Web Site When presenting your unit for Warranty service repairs 1 800 432 ECHO proof of purchase is required OR ECHO CONSUMER PRODUCT SUPPORT www echo usa com 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 30am to 4 30 pm Central Standard Time Monday through Friday Before CONSUMER PRODUCT calling please know the model and serial number of your unit to help your Consumer Product Support Representative SUPPORT 1 800 673 1558 vena neo MN 8 30 4 30 MON FRI C S T You may register your Echo equipment using the warranty registration card or register on line at www echo usa com Registering provides a direct link between you and ECHO if we find it necessary to contact you ADDITIONAL OR REPLACEMENT MANUALS Safety Manuals in English Spanish or English French are available free of charge from your ECHO dealer or online at www echo usa com Operator s and Parts Manuals are available by Downloading
26. itor discharge Spark Plug NGK BPM 7A Gap 0 65 mm 0 026 in Mixed Gasoline and Two stroke Oil 50 1 ECHO High Performance two stroke air cooled engine oil 89 Octane unleaded DO NOT use fuel containing methyl alcohol more than 10 ethyl alcohol or 15 MTBE 50 1 ECHO High Performance two stroke air cooled engine oil Fuel Tank Capacity 0 8 lit 27 1 US fl oz Starter System Automatic Recoil Starter Clutch Centrifugal Type Drive Shaft 8mm Spline Steel Shaft Rotating Direction Counter Clockwise viewed from top Cutter Head Nylon line head 2 line Handles Front Loop Right Grip Standard U Handle Optional Shoulder Harness Standard Idle Speed 2500 3300 RPM Wide Open Throttle Speed W O T with Nylon Line Head 9000 11 000 RPM Wide Open Throttle Speed W O T with Blade 9500 11 000RPM nstall and use U Handle when operating any model with blade I2 TEL HE ASSEMBLY DRIVE SHAFT POWER HEAD Tools Required 4 mm Hex Wrench Parts Required Power Head Drive Shaft Assembly 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 3 Carefully fit driveshaft assembly to engine making sure that inner drive shaft engages into clutch mount 4 Turn drive shaft housing until locating hole lines up with location hole in clamp and install center drive shaft location bolt A NOTE Gear housing must
27. lammable debris Avoid contact during ihin and immediately after operation Grass TrRimmerR BRUSH CUTTER 7 OPERATOR S MANUAL SAFE OPERATION WARNING A DANGER 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 Keep A Firm Grip Hold the front and rear handles using both hands with thumbs and fingers encircling the handles Keep A Solid Stance Maintain footing and balance at all times Do not stand on slippery uneven or unstable surfaces Do not work in odd positions or on ladders Do not over reach Emission CONTROL EPA Phase 1 The emission control system for these engines is EM Engine Modification IMPORTANT ENGINE INFORMATION ENGINE FAMILY 3EHXS 0344RA DISPLACEMENT 34 0 cc THIS ENGINE MEETS U S EPA PH1 EMISSION REGULATIONS FOR SMALL NON ROAD ENGINES REFER TO OWNER S MANUAL FOR MAINTENANCE SPECIFICATIONS AND ADJUSTMENTS E omz com cn An Emission Control Label is located on the engine This is an EXAMPLE ONLY information on label varies by engine FAMILY PRODUCT EMISSION DURABILITY The 300 hour emission durability period is the time span selected by the manufacturer certify
28. ly aligned and upper plate D is installed on splined PTO shaft 2 Align hole in upper plate D with notch in gear housing G and insert locking tool H to prevent splined shaft from turning 3 Thread line head I onto PTO shaft by turning it counter clockwise until head is tight against upper plate D 4 Removelockingtool BLADE OPERATION OPERATOR S MANUAL 13 WARNING A DANGER You must install a Barrier Bar or U Handle Kit and all Blade Conversion parts shown in the following instructions before operating this unit with metal blades otherwise serious injury may result Install Metal Shield NOTE Model SRM 340 includes necessary blade conversion parts Blades are not provided with trimmer brushcutters and must be selected for type of cutting being performed See page 16 Choosing The Correct Blade Tools Required 8x 10mm Open end Wrench Screwdriver Scrench Locking Tool Parts Required Metal Shield Shield Bracket 3 5 x 15 mm screws w captivated flat and lock washer metal shield to gear housing 2 5x 8mm screws 2 5 mm nuts 2 5 mm lock washers bracket to shield 2 5 mm nuts 2 5 mm lockwashers bracket to gear housing If installed remove nylon line head upper plate and plastic shield and set upper plate aside for use with blade installation Retain plastic shield shield plate and plastic shield hardware for conver sion back to nylon line o
29. mproperly or safety precautions are not followed Proper clothing and safety gear must be worn when operating a Physical Condition Your judgment and physical dexterity may not be good e if you are tired or sick e if you are taking medication e if you have taken alcohol or drugs Operate unit only if you are physically and mentally well Eye Protection Wear eye protection that meets ANSI Z87 1 or CE requirements whenever you operate the trimmer Hand Protection Wear no slip heavy duty work gloves to improve your grip on the Trimmer Brush Cutter handles Gloves also reduce the transmission of machine vibration to your hands Hearing Protection ECHO recommends wearing hearing protection whenever unit is used Proper Clothing Wear snug fitting durable clothing Pants should have long legs shirts with long sleeves DONOTWEAR SHORTS DONOTWEARTIES SCARVES JEWELRY Wear sturdy work shoes with non skid soles DONOTWEAROPEN TOED SHOES DONOTOPERATEUNITBAREFOOTED EXTENDED OPERATION EXTREME CONDITIONS Vibration and Cold It is believed that a condition called Raynaud s Phenomenon which affects the fingers of certain individuals may be brought about by exposure to vibration and cold Exposure to vibration and cold may cause tingling and burning sensations followed by loss of color and numbness in the fingers The following precautions are strongly recommended because the minimum exposure whic
30. n Spark at plug No spark Covered with carbon Clean or replace Fouled with fuel Clean or replace Plug defective Replace plug Air filter Air filter dirty Clean or replace Spark at end of plug wire Fuel filter Fuel filter dirty COntaminants residues Replace in fuel Fuel vent Fuel vent plugged Contaminantsresidues Clean or replace Engine in fuel runs but dies or Spark Plug Plug dirty worn Normal wear Clean and adjust or replace does not accelerate Carburetor Improper Vibration Adjust properly adjustment Excessive Extended operation in Cooling System dirt debris dirty dusty locations Screen cracked Spark Arrestor plugged or Normal wear Replace Screen perforated Engine does not Internal engine problem See your Echo dealer crank WARNING A DANGER 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 So MECHO STORAGE WARNING A 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 wh
31. peration Align hole in upper plate D with notch in gear housing G and insert locking tool to prevent splined shaft from turning Arrow on gear housing flange points to notch location Remove split pin A L H blade nut B lower plate C and upper plate D from PTO shaft Turn blade nut clockwise to remove Remove locking tool Loosely attach bracket J to shield K and attach shield to bottom of gear housing G with hardware provided Tighten all shield hardware 4 TEL HE 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 2 Install Blade L on upper plate pilot Blades must be installed so that rotation arrow on blade matches rotation of unit teeth toward direction of rotation See debris shield decal Secure blade with Lower Plate C and 10 mm L H nut B Turn nut counter clockwise on PTO shaft to tighten 3 Align hole in upper plate with notch in gear housing and insert Locking Tool H to prevent splined shaft from turning Arrow on gear housing points to notch Tighten 10 mm nut securely 4 Insert Split Pin A in hole in PTO shaft and bend pin legs around shaft counterclockwise to retain 10 mm nut IMPORTANT Ne
32. rs and the measures you should take to make their use safer TABLE oF CONTENTS Operation Starting Cold Engine Starting Warm Engine Stopping Engine Maintenance International Symbols Skill Levels Safety Instructions Maintenance Intervals Personal Condition and Safety Equipment Air Filter Extended Operation Extreme Conditions m Fuel Filter Equipment Spark Plug Safe Operation Cooling System Cleaning Emission Control i Exhaust System Description ie Carburetor Adjustment Emission Package Contents s Lubrication SRM 340 Parts Nylon Line Replacement SRM 340 Part Descriptions Sharpening Metal Blades Specifications Troubleshooting Assembly Drive Shaft Power Head Plastic Shield Installation Nylon Head Installation Blade Installation ECHO Consumer Product Support Front Handle Barrier Bar Installation Warranty Card and Adjustment Additional or Replacement Manuals Throttle Linkage and Ignition Leads Balance and Adjust Unit Specifications descriptions and illustrative material in this Pre Operation literature are as accurate as known at the time of publica Operation with Blades tion but are subject to change without notice Illustrations may include optional equipment and accessories and may not include all standard equipment Copyright 2003 By Echo Incorporated All Rights Reserved Grass TRIMMER BRUsH CUTTER OPERATOR S MANUAL MANUAL SAFETY SYMBOLS AND IMPORTANT INFORMATION
33. speed RPM at W O T Wide Open Throttle HI speed RPM should be set to the specifications found on Page 11 Specifications of this manual for the type of cutting attachment on this unit 8 Check idle speed and reset if necessary If a tachometer is avail able idle speed should be set to the specifications found on page 11 Specifications of this manual OPERATOR S MANUAL 25 WARNING A DANGER When carburetor adjustment is completed the cutting attachment should not turn at idle otherwise serious personal injury may result 26 MECHO LUBRICATION Level1 FCROLUBE Tools Required 8mm Open end Wrench Screwdriver Clean Rag Parts Required ECHO LUBE 8 oz P N 91014 or Lithium Base Grease Gear Housing 1 Clean all loose debris from gear box 2 Remove plug A and check level of grease 3 Add grease if necessary DO NOT over fill NYLON LINE REPLACEMENT Level1 Tools Required None Parts Required ECHO 0 105in Nylon Trimmer Line 15 m 50 feet long 1 Shut engine off Lay unit on the ground with head assembly up 2 Hold head firmly and push in cover tabs A to remove cover B and spool C Grass TRnIMMER BRUsH CUTTER 3 Use one piece of nylon line D and thread through the molded loop E on the spool spindle until ends are even 4 Hold spool with the tap knob in your hand and opening
34. ustment procedure Tighten nut A Connect 2 ignition leads from throttle cable tubing to 2 ignition leads C on engine Gather ignition wires and position behind air filter case Install air filter and cover BALANCE AND ADJUST UNIT Loosen harness clamp screw Put on harness and attach unit to harness Slide harness clamp up A or down until unit balances with head approximately 50 75 mm 2 3 in from the ground Tighten harness clamp screw Loosen upper U Handle clamp screws B and position U Handle for comfortable operation Tighten U Handle clamp screws and 8 mm clamp bolt securely 16 TED PH PRE OPERATION OPERATION WITH BLADES Preparing the Trimmer Brush Cutter for Blade Use WARNING A DANGER Blade use DEMANDS specific Trimmer Brush Cutter configuration Operation without specified shield handle and harness can result in serious personal injury Grass Weed Blades require amp Installation of metal shield A accessory Barrier Bar B P N F ud 99944200455 and use standard harness C NOTE The Barrier Bar is NOT A HANDLE and should not be gripped when using or carrying the unit Brush Clearing Blades require Installation of metal shield A U Handle Kit D P N 35130455830 and use harness with hip pad E NOTE Model SRM 340 includes Metal Shield Standard Harness and blade mounting hardware
35. ver reuse a cotter pin install a new cotter pin each time a blade is installed or replaced 5 Tri Cut Blade M is installed with Glide Cup N 6 Remove locking tool FRONT HANDLE BARRIER BAR INSTALLATION AND ADJUSTMENT Tools Required Screwdriver Parts Required Loop Handle Assembly Loop Handle Loop Handle Bracket 5mm x 35mm Screws 4 5mm Nuts 4 Optional Barrier Bar P N 99944200455 WARNING A DANGER The Barrier Bar must be installed when using grass or weed blades otherwise serious personal injury may result Handle Only 1 Install loop handle A and handle bracket B on drive shaft and position for comfortable operation Tighten screws Handle and Barrier Bar 1 Install loop handle A and barrier bar C on drive shaft and position for comfortable operation Tighten screws Grass TrRimmerR BRUSH CUTTER 1 5 OPERATOR S MANUAL THROTTLE LINKAGE AND IGNITION LEADS Tools Required 8x 10mm Open end Wrench Parts Required CableClips Unscrew air filter cover knob and remove cover Place inner throttle cable in slot of carburetor swivel B Loosen nut A and place threaded end of throttle linkage on carburetor Finger tighten nut 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 adj
36. ylinder fin area This flow of air carries combustion heat away from the engine Overheating and engine seizure can occur when e 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 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 Disconnect spark plug lead from spark plug 2 Removethree 3 screws from muffler cover and remove cover 3 Usethe wooden stick or brush to remove dirt from the cylinder fins and muffler area 24UECHE 4 Remove grass and leaves from the grid between the recoil starter and fuel tank 5 Position cover over muffler and secure with three 3 screws 6 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 4mm Hex Wrench Parts Required ScreenP N 14590555730 Gasket P N 14586655730 1 Remove three 3 screws from muffler cover A and remove 2 Remove screen holder B gasket C and screen D from muffler body 3 Clean carbon deposits from muffler components 4 Replace screen if it is cracked plugged or has holes burned through 5 Reassemble in reverse order of removal
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