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Grass Trimmer/Brush Cutter
Operator's Manual
MODEL SRM - 230U
Serial Number 05001001 - 05002398
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.
X750003700
X7502055400
11/03
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2 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,
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GRASS TRIMMER/BRUSH CUTTER 3 OPERATOR'S MANUAL MANUAL SAFETY SYMBOLS AND IMPORTANT INFORMATION 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 and what they mean to you. 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 IMPORTANT The encl
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4 Shaft Decal P/N 89016844830 WARNING 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 wit
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GRASS TRIMMER/BRUSH CUTTER 5 OPERATOR'S MANUAL SAFETY INSTRUCTIONS PERSONAL CONDITION AND SAFETY EQUIPMENT WARNING DANGER 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/brush cutter. Physical Condition Hearing Protection Your judgment and physical dexterity may not be good: ECHO recommends wearing hearing protection when
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6 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). An extreme 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 prolonge
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GRASS TRIMMER/BRUSH CUTTER 7 OPERATOR'S MANUAL SAFE OPERATION WARNING DANGER Do not operate this product indoors or in inadequately ventilated areas. Engine exhaust contains poisonous emissions and can cause serious injury or death. Read the Manuals Provide all users 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 with both hands with thumbs and fingers encircling the handles Keep A Solid S
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8 DESCRIPTION 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. CONTENTS __ 1- Power Head / Drive Shaft Assembly __ 1- Plastic Bag (co-pack) __ - 1, Operator's Manual __ - 1, Safety Manual __ - 1, Warranty
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GRASS TRIMMER/BRUSH CUTTER 9 OPERATOR'S MANUAL 14 15 22 21 16 23 20 19 Safety 17 Video 18 13 12 11 3 6 4 5 2 1 7 8 10 9
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10 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 lever is engaged. 3. STOP SWITCH - "SLIDE SWITCH" mounted on top of the Throttle Trigger Housing. Move switch FORWARD to RUN, BACK to STOP. 4. THROTTLE TRIGGER - Controls engine speed. Spring loaded to return to idle when released. During accelerati
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GRASS TRIMMER/BRUSH CUTTER 11 OPERATOR'S MANUAL SPECIFICATIONS MODEL ----------------------------------------------------- SRM-230U Length ------------------------------------------------------- 1795 mm (70.7 in.) Width -------------------------------------------------------- 700 mm (27.68 in.) Height ------------------------------------------------------- 455 mm (17.9 in.) Weight (dry) w/Cutter Head ------------------------------ 5.72 kg (12.6 lb.) Engine Type ----------------------------------
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12 ASSEMBLY PLASTIC SHIELD INSTALLATION (For Nylon Line Operation) Tools Required: Screwdriver. Parts Required: Plastic Shield, Shield Plate, three (3) 5mm x 16mm screws. NOTE The plastic shield is for use with the Nylon Line Head only. Install Metal Shield when using plastic or metal blades. 1. Remove blade and metal shield, if installed. 2. Place plastic shield on bottom of bearing housing flange. 3. Place shield plate on plastic shield, align holes. Install three (3) A screws from bottom thro
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GRASS TRIMMER/BRUSH CUTTER 13 OPERATOR'S MANUAL BLADE OPERATION WARNING DANGER You must install the U-Handle and all Blade Conversion parts shown in the following instructions before operating this unit with a metal blade, otherwise serious injury may result. NOTE G Model SRM-230U includes U-Handle, and necessary blade conversion parts. Blades are not provided with trimmer/ brushcutters and must be selected for type of cutting being performed. See page 15, "Blade Selection." Install Metal
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14 Install Blade Tools Required: Locking Tool, Scrench. D Parts Required: Upper Plate w/ 20 mm pilot, Lower Plate, 10 mm Nut w/ L.H. threads, 2 x 25 mm Cotter Pin, Blade. M H L 1. Install upper plate (D) on splined PTO shaft, pilot side down. Blade installation requires Upper Plate (D) with 20 mm pilot. C 2. Install Blade (L) on upper plate pilot. Blades must be installed so that rotation arrow on blade matches rotation of unit: teeth toward B N direction of rotation (See debris shield decal).
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GRASS TRIMMER/BRUSH CUTTER 15 OPERATOR'S MANUAL U-HANDLE INSTALLATION Tools Required: 19 mm wrench, 4 mm hex socket wrench, Pliers Parts Required: U-Handle, Clamp w/screws, 8 mm x 55 mm hex bolt, 8 mm flat washer 1. Install upper U-Handle and bracket on lower bracket with one (1) A 8mm x 55mm bolt (A) and (1) large circular washer. Do not tighten B bolt securely until final adjustments are completed. 2. Loosen upper (2) U-handle clamp screws (B), and position U- handle as shown. 3. Lightly tig
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16 4. Bundle and secure ignition leads against engine housing with clip (I). I BALANCE AND ADJUST UNIT 1. Loosen harness clamp screw. 2. Put on harness and attach unit to harness. 3. Slide harness clamp up (J) or down until unit balances with head approximately 50-75 mm (2 -3 in.) from the ground. K 4. Tighten harness clamp screw. 5. Loosen upper U-Handle clamp screws (K), and position U-Handle for comfortable operation. J 6. Tighten U-Handle clamp screws and 8 mm clamp bolt securely. BLADE SELE
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GRASS TRIMMER/BRUSH CUTTER 17 OPERATOR'S MANUAL Plastic/Nylon Blades may be used where ever the nylon line head is used. DO NOT use this blade for heavy weeds or brush! 8 Tooth Weed/Grass Blade (P/N 69600120331) 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. 80 Tooth Brush Blade (P/N 69500120331) is designed for cutting brush and woody growth up to 64 mm (2-1/2 in.) diameter. 22 Tooth Clearing Bl
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18 PRE - OPERATION FUEL IMPORTANT Fuel Requirements Spilled fuel is a leading cause of hydrocarbon emissions. Some states Gasoline - Use 89 Octane [R+M/2] (mid grade or higher) gasoline or may require the use of automatic fuel gasohol known to be good quality. Gasohol may contain up to 10% shut-off containers to reduce fuel Ethyl (grain) alcohol or 15% MTBE (methyl tertiary-butyl ether). spillage. Contact your ECHO dealer for Gasohol containing methyl (wood) alcohol is NOT approved. ordering in
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GRASS TRIMMER/BRUSH CUTTER 19 OPERATOR'S MANUAL OPERATION STARTING COLD ENGINE WARNING DANGER The attachment will operate immediately when the engine starts and could result in loss of control and possible serious injury. Keep movable parts of the attachment off the ground and away from objects that could become entangled or thrown. 1. Stop Switch A Move stop switch button (A) forward, away from the STOP position. 2. Choke Lever Move choke lever (B) to Cold Start ( ) Position. 3. Primer Bulb
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20 STARTING WARM ENGINE The starting procedure is the same as Cold Start except DO NOT close the choke, and do not depress throttle trigger to wide open position. NOTE If engine does not start after 5 pulls, use Cold Start Procedure. WARNING DANGER The attachment should not move at idle, otherwise serious personal injury may result. A NOTE If attachment moves, readjust carburetor according to “Carburetor Adjustment” instructions in this manual or see your ECHO Dealer. 1. Stop Switch Move stop
