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Table of contents for the manual
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Page 1
Grass T rimmer/Brush Cutter Operator's Manual MODEL SRM - 230U Serial Number 05001001 - 05002398 W ARNING 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. X7502055400 X750003700 11/03[...]
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Page 2
2 I NTRODUCTION 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 OPERA TOR ' S MANUAL Read [...]
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Page 3
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 3 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. This symbol accompanied by the words WARNING and DANGER calls attention to an act or condition that can lead t[...]
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Page 4
4 Shaft Decal W ARNING 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 bystande[...]
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Page 5
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 5 S AFETY I NSTRUCTIONS PERSONAL CONDITION AND SAFETY EQUIPMENT W ARNING 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[...]
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Page 6
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 Car[...]
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Page 7
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 7 SAFE OPERA TION W ARNING 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 [...]
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Page 8
8 D ESCRIPTION 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[...]
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G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 9 9 14 17 19 20 21 10 Safety Video 22 1 2 3 4 5 6 8 7 18 15 16 11 12 13 23[...]
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Page 10
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 Hous[...]
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Page 11
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 11 S PECIFICA TIONS * Install and use U-Handle when operating any model with blade. MODEL ----------------------------------------------------- SRM-230U Length ------------------------------------------------------- 1795 mm (70.7 in.) Width -------------------------------------------------[...]
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Page 12
12 A SSEMBL Y PLASTIC SHIELD INST ALLA TION (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 .[...]
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Page 13
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 13 NOTE 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 Shield Tools Required: 8 x 10 mm Open-end Wre[...]
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Page 14
14 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 m[...]
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Page 15
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 15 U - HANDLE INST ALLA TION 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) 8mm x 55mm bolt (A) and (1) large circular washe[...]
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Page 16
16 4 . Bundle and secure ignition leads against engine housing with clip (I). J K 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. 4 . Tighten harness clamp screw. 5 . Loosen[...]
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Page 17
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 17 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.[...]
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Page 18
18 P RE - O PERA TION FUEL Fuel Requirements Gasoline - Use 89 Octane [R+M/2] (mid grade or higher) gasoline or gasohol known to be good quality. Gasohol may contain up to 10% Ethyl (grain) alcohol or 15% MTBE (methyl tertiary-butyl ether). Gasohol containing methyl (wood) alcohol is NOT approved. Two Stroke Oil - A two-stroke engine oil meeting IS[...]
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Page 19
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 19 O PERA TION ST ARTING COLD ENGINE W ARNING 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 thro[...]
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20 ST ARTING W ARM 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. W ARNING DANGER The attachment should not move at idle, otherwise serious personal injury may result. NOTE If atta[...]
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Page 21
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 21 STOPPING ENGINE 1. Throttle Release throttle and allow engine to return to idle before shutting off engine. 2. Stop Switch Move stop switch button (A) backward to STOP position. W ARNING DANGER If engine does not stop when stop switch is moved to STOP position, close choke - COLD START [...]
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22 MAINTENANCE INTER V ALS / T N E N O P M O C M E T S Y S E C N A N E T N I A M E R U D E C O R P D ' Q E R L L I K S L E V E L R O Y L I A D E R O F E B E S U Y R E V E L E U F E R 3 S H T N O M 0 9 R O S R U O H 6 S H T N O M 0 7 2 R O S R U O H Y L R A E Y 0 0 6 S R U O H s e r u d e c o r P e c n a n e t n i a M r e l a e D o h c E d e d [...]
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Page 23
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 23 AIR FIL TER Level 1. Tools required: Cleaning brush 25 or 50 mm (1 or 2 in.) Parts required: 90008 REPOWER TM AIR & FUEL FILTER KIT. 1 . Close choke (Cold Start Position). This prevents dirt from entering the carburetor throat when the air filter is removed. Brush accumulated dirt f[...]
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Page 24
24 SP ARK PLUG Level 2. Tools Required: T-Wrench (combination socket wrench & screw driver) Feeler gauge, preferably a wire gauge. Soft Metal Brush. Parts Required: REPOWER TM 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 c[...]
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Page 25
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 25 1 . Remove spark plug lead. 2 . Remove two (2) muffler cover screws and muffler cover (A). 3 . Remove screw and arm rest (B). 4 . Remove engine cover (C). IMPORTANT DO NOT use a metal scraper to remove dirt from the cylinder fins. 5 . Use brush to remove dirt from the cylinder fins. 6 .[...]
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Page 26
26 1 . Remove two (2) muffler cover screws and muffler cover (A). 2 . Place piston at Top Dead Center (TDC) to prevent carbon/dirt from entering cylinder. 3 . Remove spark arrestor screen cover (B), gasket (C) and screen (D) from muffler body. 4 . Clean carbon deposits from muffler components. 5 . Replace screen if it is cracked, plugged, or has ho[...]
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Page 27
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 27 NOTE Every unit is run at the factory and the carburetor is set in compli- ance with emission regulations. This carburetor does not have acceleration and high speed adjustment needles. 1 . Check idle speed and reset if necessary. If a tachometer is avail- able, idle speed screw (A) shou[...]
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Page 28
28 NYLON LINE REPLACEMENT Level 1. Parts Required: ECHO 0.095" Nylon Trimmer Line 6 m (20 ft.) long. 1 . Shut engine off. Lay unit on the ground with head assembly up. 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. 3 . Use one piece[...]
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Page 29
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 29 8 . Hold drum (A) firmly and turn spool (B) CCW (counterclockwise) until it stops. DO NOT push in on spool when turning. 9 . Pull both lines out and trim to cut-off knife length. SHARPENING MET AL BLADES Three styles of metal blades are approved for use on the ECHO Brush Cutter. The 8-t[...]
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Page 30
30 T ROUBLESHOOTING W ARNING 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. T R A H C G N I T O O H S E L B U O R T M E L B O R P E N I G N E m e l b o r Pk c e h Cs u t a t Se s u a Cy d e m e R e n i g n E [...]
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Page 31
G RASS T RIMMER /B RUSH C UTTER O PERA TOR ' S M ANUAL 31 S TORAGE W ARNING 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[...]
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ECHO, INCORPORA TED 400 O AKWOOD R OAD L AKE Z URICH , IL 60047 www.echo-usa.com S ER VICING I NFORMA TION P ARTS 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[...]