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Grass Trimmer/Brush Cutter
Operator's Manual
MODELS, Type 1E SRM - 2100SB
Serial Number 001001 & Up
SRM - 2400SB
Serial Number 563000 & Up
WARNING
The engine exhaust from this
product contains chemicals known
to the State of California to cause
cancer, birth defects or other
reproductive harm.
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.
X7
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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. 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 prope
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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 DECALS DEBRIS SHIELD DECAL 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. Metal Debris Shield Shaft Decal WARNING DANGER • This unit can be dangerous and cause seriou
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GRASS TRIMMER/BRUSH CUTTER 5 OPERATOR'S MANUAL Symbol Symbol Symbol form/shape Symbol form/shape INTERNATIONAL SYMBOLS description/application description/application DO NOT allow Wear slip resistant flames or sparks foot wear. Symbol Symbol Symbol form/shape Symbol form/shape near fuel. description/application description/application Read and understand Fuel and oil mixture Operator's Manual. Emergency stop Ignition ON/OFF Finger Severing Wear eyes, ears and Engine choke Primer bulb head protec
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6 FUEL WARNING DANGER Fuel is VERY flammable. Use extreme care when mixing, storing or handling or serious personal injury may result. • Use an approved fuel container. • DO NOT smoke near fuel. • DO NOT 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! • NEVER refuel a unit with the engine running. • DO NOT fill fuel tanks indoors. ALWAYS fill fuel ta
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GRASS TRIMMER/BRUSH CUTTER 7 OPERATOR'S MANUAL 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 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 ha
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8 SAFE OPERATION Determine Operation Area 15M - Provide all operators of this equipment with the operator's manual and (50 ft.) instructions for safe operation. - Review the area to be trimmed. Look for hazards that could contribute to unsafe conditions. - Spectators and fellow workers must be warned, and children and animals prevented from coming nearer than 15M (50 ft.) while the trimmer is in use. Operation Use Proper Clothing & Equipment - Before starting the unit, equip yourself and any oth
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GRASS TRIMMER/BRUSH CUTTER 9 OPERATOR'S MANUAL 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 which might trigger
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10 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 Contents List MODELS Items SRM-2100SB SRM-2400SB Ö 1 - Power Head w/Upper Drive Shaft Assembly Ö Ö 1 - Lower Drive Shaft Assembly Ö
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GRASS TRIMMER/BRUSH CUTTER 11 OPERATOR'S MANUAL EMISSION CONTROL IMPORTANT ENGINE INFORMATION ENGINE FAMILY: YEHXS.0254CB Type 1E Models DISPLACEMENT: 25.4 CC The emission control system for this engine is EM THIS ENGINE MEETS U.S. EPA PH1 EMISSION (Engine Modification). REGULATIONS FOR SMALL NON ROAD ENGINES. REFER TO OWNER'S MANUAL FOR MAINTENANCE SPECIFICATIONS AND ADJUSTMENTS. Emission Control Label located on Engine (EXAMPLE ONLY, information on label varies by FAMILY). 14 2 1 15 2
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12 1. OPERATOR'S MANUAL - Included in plastic bag (co-pack). Read before operation and keep in a safe place for future reference, i.e., operation, maintenance, storage and specifications. 2. SAFETY MANUAL - Included in plastic bag (co-pack). Read before operation to learn proper, safe operating techniques. Keep in a safe place for future reference. 3. POWER HEAD - Includes the Engine, Clutch, Fuel System, Ignition System and Recoil Starter. 4. GRIP - Rear (right hand) handle. 5. STOP SWITCH - "S
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GRASS TRIMMER/BRUSH CUTTER 13 OPERATOR'S MANUAL SPECIFICATIONS MOD EL SR M-2100SB SR M-2400SB 1500 m m (59 in.) Shaft Length 330 mm (13.0 in.) Unit W idth Unit Height 300 mm (11.8 in.) 360 mm (12.4 in.) W eight (dry) w/cutting 5.4 kg (11.9 lb.) 5.6 kg (12.4 lb.) attachment Engine Type Air cooled, two-stroke, single cylinder gasoline engine Bore 32.2 mm (1.27 in.) 34.0 mm (1.34 in.) 26.0 mm (1.04 in.) Stroke D isplacement 21.2 cc (1.29 cu. in.) 23.6 cc (1.44 cu. in.) Exhaust System Spark Arresto
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14 ASSEMBLY ECHO APPROVED OPTIONAL ATTACHMENTS WARNING DANGER Use only ECHO approved attachments for these 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 been tested and approved by ECHO for use with these units. Model SRM-2100SB SRM-2400SB SR
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GRASS TRIMMER/BRUSH CUTTER 15 OPERATOR'S MANUAL POWER HEAD SHAFT/LOWER SHAFT ASSEMBLY Tools Required: None Parts Required: Power Head Shaft, Lower Shaft Assembly B 1. Set Power Head/Shaft Assembly on a level surface. A 2. Loosen clamping knob (A). 3. Pull locator pin (B) and rotate counter clockwise 1/4 turn to lock out position. C D 4. Carefully fit lower drive shaft assembly into coupler (C) to decal assembly line (D), making sure that the inner lower drive shaft engages into the upper drive s
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16 NYLON LINE HEAD INSTALLATION A Tools Required: Head Locking Tool C 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). 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 17 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 99922200410 (metal shield [A] and shoulder harness [B]). B A Steel/Metal Blades
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18 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 19 OPERATOR'S MANUAL FUEL Fuel Requirements -- R + M Gasoline - Use 89 Octane [ ] gasoline known to be good quality. 2 Gasoline may contain up to 10% Ethanol (grain alcohol) or 15% MTBE (methyl tertiary-butyl ether). Gasoline containing methanol (wood alcohol) is NOT approved. Two Stroke Oil - A two-stroke engine oil meeting ISO-L-EGD Standard (ISO/CD 13738), must be used. Echo brand Premium 50:1 oil meets this standard. Engine problems due to inadequate lubri
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20 IMPORTANT SM T W TF S Stored fuel ages. Do not mix more fuel than you expect to use in 12 34 5 6 7 thirty (30) days, ninety (90) days when a fuel stabilizer is added. 8 9 10 11 12 13 14 15 16 17 18 19 20 21 IMPORTANT 22 23 24 25 26 27 28 Stored two-stroke fuel may separate. ALWAYS shake fuel con- 29 30 31 tainer thoroughly before each use. EQUIPMENT CHECK Before operation a complete check of the unit must be performed; • Check unit for loose/missing nuts, bolts and screws. Tighten and/or rep
