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Grass Trimmer/Brush Cutter
Operator's Manual
MODELS, Type 1E SRM - 2100SB
Serial Number 0533424 & Up
SRM - 2400SB
Serial Number 0563001 & Up
WARNING DANGER
Read rules for safe operation and instructions carefully. ECHO provides an
Operator's Manual with this unit and a separate Operator's Manual and Safety
Manual (if available) with the attachment. All manuals must be read and under-
stood for proper and safe operation. Failure to do so could result in serious injury.
89861056733
12/01
X
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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 and bystanders. IMP
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4 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
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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. Eye Protection Proper Clothing Wear eye protection that meets ANSI Z87.1 or CE Wear snug fitting, durable clothing; requirements whenever y
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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. PROVIDE ALL OPERATORS OF THIS EQUIPMENT WITH THE OPERATOR'S MANUAL AND INSTRUCTIONS FOR SAFE OPERA- TION. Keep A Firm Grip Hold the front and rear handles with both hands with thumbs and fingers encircling the handles Keep A Solid Stance Maintain footing and b
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8 CONTENTS Contents List MODELS Items SRM-2100SB SRM-2400SB √ 1 - Power Head w/Upper Drive Shaft Assembly √ √ 1 - Lower Drive Shaft Assembly √ √ 1 - Plastic Bag (co-pack) √ √ - 1, Operator's Manual √ √ - 1, Safety Manual √ √ - 1, Warranty Registration Card √ √ - 1, Limited Warranty Statement √ √ - 1, Plastic shield √ √ - 1, Tool Bag √ √ --1, 8 mm x 10 mm wrench √ √ --1, scrench √ √ --1, locking tool √ √ - 1, Nylon Trimmer Head √ √ - 1, Safety Glasses √ √ - 1, 2-Stroke Oil Sample, 2.6 oz. √ √ -
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GRASS TRIMMER/BRUSH CUTTER 9 OPERATOR'S MANUAL 22 13 14 21 20 15 19 16 17 18 8 6 5 7 4 3 2 1 9 11 10 12
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10 1. POWER HEAD - Includes the Engine, Clutch, Fuel System, Ignition System and Recoil Starter. 2. GRIP - Rear (right hand) handle. 3. THROTTLE TRIGGER LOCKOUT - Operation of the throttle trigger is prevented unless throttle trigger lockout lever is engaged. 4. STOP SWITCH - "SLIDE SWITCH" mounted on top of the Throttle Trigger Housing. Move switch FORWARD to RUN, BACK to STOP. 5. UPPER DRIVE SHAFT ASSEMBLY - Includes the Rear (Right Hand) Grip Assembly, Front (Left Hand) Handle Assem- bly, Up
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GRASS TRIMMER/BRUSH CUTTER 11 OPERATOR'S MANUAL SPECIFICATIONS MB ODEL SB RM-2100S SRM-2400S 1500 mm (59 in.) ShaftLength UnitWidth 330 mm (13.0 in.) U) nitHeight 3) 00 mm (11.8 in. 360 mm (12.4 in. Weight(dry) w/cutting5) .4 kg (11.9 lb.) 5.6 kg (12.4 lb. attachment Engine Type Air cooled,two-stroke,single cylinder gasoline engine B) ore 3) 2.2 mm (1.27 in. 34.0 mm (1.34 in. 26.0 mm (1.04 in.) Stroke D) isplacement2) 1.2 cc (1.29 cu.in. 23.6 cc (1.44 cu.in. ExhaustSystem Spark Arrestor Muffler
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12 ECHO APPROVED OPTIONAL ATTACHMENTS WARNING DANGER TM Use only ECHO approved attachments for Pro Attachment Series models. Serious injury may result from the use of non-approved attachment combinations. Read and comply with all safety instructions listed in this manual and attachment manual. ECHO, INC. will not be responsible for the failure of cutting devices, attachments, or accessories which have not TM been tested and approved by ECHO for use with this Pro Attachment Series unit.
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GRASS TRIMMER/BRUSH CUTTER 13 OPERATOR'S MANUAL ASSEMBLY B POWER HEAD SHAFT/LOWER SHAFT ASSEMBLY D Tools Required: None Parts Required: Split Boom Attachment Assembly 1. Set Power Head/Shaft Assembly on a level surface. A 2. Pull locator pin (A) out, and turn counter-clockwise 1/4 turn to lock- out position. B 3. Carefully fit attachment drive shaft assembly into coupler (B) to decal assembly line (C), making sure that the inner lower drive shaft engages into the square upper drive shaft socket.
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14 NYLON LINE HEAD INSTALLATION Tools Required: Head Locking Tool A Parts Required: Nylon Line Head. C 1. Align locking hole in upper plate (B) with notch in edge of gear housing and insert head locking tool (A). B 2. Remove plastic sleeve from P.T.O. shaft (C). 3. Be sure upper plate (B) remains on P.T.O. shaft. 4. Thread line head onto P.T.O. shaft by turning it counter clockwise until head is tight against upper plate (B). 5. Remove locking tool (B). FRONT HANDLE INSTALLATION Tools Required:
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GRASS TRIMMER/BRUSH CUTTER 15 OPERATOR'S MANUAL PRE - OPERATION 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. Follow installation instructions included in optional kits. Plastic and Nylon Blades Require: "Blade Conversion Kit," P/N 99922200415 (metal shield [A], shoulder harness [B], and Barrier Bar [C]). B A
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16 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, 3/4" in. (19 mm) diameter or larger. Brush/Clearing Blade P/N 69500120331 is designed for cutting brush and woody growth up to 3" in. (76 mm) diameter. Use Shoulder/Waist Harness P/N 99944200200 The Shoulder/Waist Harness when used in a trimming operation with nylon line head suspends the trimmer from the operator's shoulder and reduces operat
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GRASS TRIMMER/BRUSH CUTTER 17 OPERATOR'S MANUAL FUEL Fuel Requirements R + M Gasoline - Use 89 Octane [ ] (mid grade or higher) gasoline known 2 IMPORTANT to be good quality. Gasoline may contain up to 15% MTBE (methyl Spilled fuel is a leading cause of tertiary-butyl ether). Gasohol containing methyl (wood) alcohol is NOT hydrocarbon emissions. Some states approved. may require the use of automatic fuel shut-off containers to reduce fuel Two Stroke Oil - A two-stroke engine oil meeting
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18 OPERATION STARTING COLD ENGINE WARNING 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 A Refer to the attachment Operator's Manual and Safety Manual (if included) for proper and safe operating techniques. All Models 1. Stop Switch Move stop switch button (A) forward away from the STOP position. 2.
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GRASS TRIMMER/BRUSH CUTTER 19 OPERATOR'S MANUAL SRM-2100SB 4A. Recoil Starter SRM-2100SB Lay the unit on a flat clear area. Firmly grasp rear handle grip and throttle lockout with left hand and fully depress throttle trigger to wide open position. Rapidly pull recoil starter handle/ rope (D) until engine fires (or maximum five [5] pulls). 5A. Choke After engine fires (or five [5] pulls), move choke to “Run” D position. Hold throttle trigger fully depressed and pull recoil starter handle/rope (D)
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20 3. 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 A 1. Throttle Release throttle, and allow engine to return to idle before shutting engine off. 2. Stop Switch Move stop switch button (A) backward to STOP position. WARNING DANGER If engine does not stop when stop switch is moved to STOP position, close choke - COLD START positio
