Grass Trimmer/Brush Cutter Operator's Manual MODEL SRM - 210SB 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 understood for proper and safe operation. Failure to do so could result in serious injury.
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.
GRASS TRIMMER/BRUSH CUTTER 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.
Shaft Decal P/N 89016054130 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.
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL 5 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.
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.
GRASS TRIMMER/BRUSH CUTTER 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. Clear the Work Area • Spectators and fellow workers must be warned, and children and animals prevented from coming nearer than 15 m (50 ft.
DESCRIPTION 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.
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL 12 11 19 22 18 13 17 14 15 16 8 7 6 9 5 4 10 3 11 2 1 12 9
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.
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL SPECIFICATIONS MODEL ----------------------------------------------------- SRM-210SB Unit Length ------------------------------------------------- 1770 mm (69.7 in.) Unit Width -------------------------------------------------- 251 mm (9.9 in.) Unit Height ------------------------------------------------- 235 mm (9.25 in.) Weight (dry) w/cutting attachment ---------------------- 4.82 kg (10.62 lb.
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.
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL 13 ASSEMBLY POWER HEAD SHAFT/LOWER SHAFT ASSEMBLY Tools Required: None Parts Required: Split Boom Attachment Assembly B D 1. Set Power Head/Shaft Assembly on a level surface. 2. Pull locator pin (A) out, and turn counter-clockwise 1/4 turn to lockout position. 3. Remove cardboard spacer, if necessary. A 4.
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 plastic sleeve and upper plate (A) from PTO shaft. 2. Install the shield on the bottom of the bearing housing flange. 3. Place shield plate (B) on shield, align holes and install three (3) 5x16 mm screws. B A 4.
GRASS TRIMMER/BRUSH CUTTER 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. Grass/Weed Blades Require: Install Blade Conversion Kit, P/N 99944200415 - Includes metal shield (A), barrier bar (B), and shoulder harness (C).
Choosing the Correct Blade WARNING 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 kick out and injury to yourself and bystanders. 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.
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL 17 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 Power Blend TM Universal 2-Stroke Oil meets these standards.
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. A 1. Stop Switch Move stop switch button (A) forward away from the STOP position. 2. Choke Move choke lever (B) to Cold Start Position ( ). 3.
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL 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. A WARNING DANGER The attachment should not move at idle, otherwise serious personal injury may result. NOTE If attachment moves, readjust carburetor according to “Carburetor Adjustment” instructions in this manual or see your ECHO Dealer. 1.
MAINTENANCE Your ECHO unit is designed to provide many hours of trouble-free service. Regular scheduled maintenance will help your unit 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 a task is not listed, see your ECHO Dealer for repairs.
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL AIR FILTER Level 1. Tools required: 25 - 50 mm (1 or 2 in.) Cleaning brush Parts required: 90008 REPOWERTM AIR & FUEL FILTER KIT. ]). This prevents dirt from 1. Close choke (Cold Start Position [ entering the carburetor throat when the air filter is removed. Brush accumulated dirt from the air cleaner area. 2. Remove the air cleaner cover. Clean and inspect the element for damage. If element is fuel soaked and very dirty, replace. 3.
SPARK PLUG Level 2. Tools required: T-Wrench (combination socket wrench and screw driver), Feeler gauge, brush. Parts Required: REPOWERTM Tune-Up Kit P/N 90074 1. Remove spark plug and check for fouling, worn and rounded center electrode. 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. Tighten spark plug to 145-155 kg/cm (125-135 in. lb.). COOLING SYSTEM CLEANING Level 2.
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL 1. Remove spark plug lead from spark pulg. 2. Remove the four screws that retain the engine cover (A). Two at the top of the recoil starter, one in the arm rest and on the muffler cover. Lift the cover from the engine. A 3. Use the brush to remove dirt form cylinder fins. IMPORTANT Do not use a metal scraper to remove dirt from the cylinder fins. 4. Remove grass and leaves from the grid between the recoil starter and fuel tank. 5.
Cylinder Exhaust Port Level 3 IMPORTANT The cylinder exhaust port must be inspected and cleaned of excess carbon every 3 months or 90 hours of operation in order to maintain this engine within the emissions durability period. ECHO strongly recommends that you return your unit to your ECHO dealer for this important maintenance service. CARBURETOR ADJUSTMENT Engine Break-In New engines must be operated a minimum duration of two tanks of fuel break-in before carburetor adjustments can be made.
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL LUBRICATION Level 1. Tools Required: 13 mm Open End Wrench, Screwdriver, Clean rag, Grease gun P/N 91016 Parts Required: ECHO® LUBETM 8 oz. (P/N 91014) or Lithium Base Grease. Gear Housing A 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.
Drive Shaft Upper 1. Loosen clamping knob (A). C D 2. Pull locator pin (B) and rotate 1/4 turn counter clockwise to lockout position. 3. Remove attachment. B A 4. Remove coupler (E) from upper drive shaft assembly by loosening clamping screw (C) and removing set screw (D). E A D B 5. Remove upper flex cable (F), wipe clean, and apply a thin coating of 1/2 oz. (15ml) of grease. 6. Install cable. Make sure that the flex cable fully engages into the clutch square drive socket. 7.
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL NYLON LINE REPLACEMENT Level 1. Parts Required: ECHO 0.095 in. Nylon Trimmer Line 6 m (20 ft.) long. 1. Shut engine off. Lay unit on the ground with head assembly up. B 2. Hold drum (A) and firmly turn spool (B) CW (clockwise) until it disengages from the inner drive. Pull spool from drum. DO NOT push in on spool when turning. A A B 3. Use one piece of new nylon line (C) 6 m (20 ft.) long and thread through the molded loop (D) on the spool.
6. Feed ends of line through housing eyelets (G) and place spool (B) over drive (H). Align pegs (I) on drive with notches in spool, and push spool into drum. I G B H G 7. Pull on both lines until they come free from notches (F) in spool. B F 8. Hold drum (A) firmly and turn spool (B) CCW (counterclockwise) until it stops. DO NOT push in on spool when turning. F B A 9. Pull both lines out and trim to cut-off knife length.
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL SHARPENING METAL BLADES Three styles of metal blades are approved for use on the ECHO Brush Cutter. The 8-tooth blade can be sharpened during normal maintenance. 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.
TROUBLESHOOTING EN GIN E PR OB LEM TR OU B LESH OOTIN G C H AR T Problem C h eck Status Fuel at carburetor No fuel at carburetor No fuel at cyli nder Engi ne cranks starts hard/ doesn't start Engi ne runs, but di es or does not accelerate properly C au se R emedy Fuel strai ner clogged Fuel li ne clogged C arburetor C lean or replace C lean or replace See your Echo dealer C arburetor See your Echo dealer Fuel at cyli nder Muffler wet wi th fuel Fuel Mi xture too ri ch Open choke C lean/repl
GRASS TRIMMER/BRUSH CUTTER OPERATOR'S MANUAL 31 STORAGE Long Term Storage (over 30 days) 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. Do not store your unit for a prolonged period of time (30 days or longer) without performing protective storage maintenance which includes the following: 1.
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, write them in the space provided below. Model No. _____________ SN.