G
RASS
T
RIMMER
/B
RUSH
C
UTTER
O
PERATOR
'
S
M
ANUAL
35
NOTES
Page 1: ...ANGER Readrulesforsafeoperationandinstructionscarefully ECHOprovidesanOperator sManualanda SafetyManual Bothmustbereadandunderstoodforproperandsafeoperation X7702270600 X770000040 11 99 WARNING The en...
Page 2: ...justment SRM 2400SB 29 Lubrication 29 Nylon Line Replacement 30 Sharpening Metal Blades 32 Troubleshooting 33 Storage 34 ServicingInformation 36 Parts 36 Service 36 ECHO Consumer Product Support 36 Wa...
Page 3: ...sed message provides tips for use care and maintenance of the unit Throughout this manual and on the product itself you will find safety alerts and helpful information messages preceded by symbols or...
Page 4: ...dels equipped with proper blade shield U handles harness blade collar nut and cotter pin Blade Cutting attachment does not stop immediately after releasing throttle Keep hands and feet clear of blade...
Page 5: ...ion Symbol form shape Symbol description application Symbol form shape Symbol description application Symbol form shape INTERNATIONAL SYMBOLS EQUIPMENT Before operation a complete check of the unit mu...
Page 6: ...or operate unit until leakage is repaired After Refueling Wipe any spilled fuel from the unit Move at least 3 M 10 ft from refueling location before starting After Use DO NOT store a unit with fuel in...
Page 7: ...ds Hearing Protection ECHO recommends wearing hearing protection whenever unit is used Proper Clothing Wear snug fitting durable clothing Pants should have long legs shirts with long sleeves DONOTWEAR...
Page 8: ...e starting the unit equip yourself and any other personworking within the 15M 50 ft Safety Zone with the required Protective Equipment and clothing AvoidHotSurfaces During operation the complete unit...
Page 9: ...ion 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 are...
Page 10: ...ety 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 Sam...
Page 11: ...rol system for this engine is EM EngineModification EmissionControlLabellocatedonEngine EXAMPLEONLY informationonlabelvariesby FAMILY IMPORTANTENGINEINFORMATION ENGINE FAMILY YEHXS 0254CB DISPLACEMENT...
Page 12: ...ng attachment Helps protect the operator by deflecting debris produced during the trimming operation This shield must be replaced with the steel shield for blade use 12 LOWERDRIVESHAFTASSEMBLY Include...
Page 13: ...o D iaphragm m odel W YJ w purge Ignition S ystem C D I capacitor discharge ignition S park P lug NGK B P M R 7A Gap 0 65 m m 0 026 in NGK B P M R 7A Gap 0 65 m m 0 026 in F uel M ixed Gasoline and Tw...
Page 14: ...chment 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 S...
Page 15: ...ine with the engine 5 Rotate locator pin B 1 4 turn clockwise to engage lower drive shaft hole Insure locator pin is fully engaged by gently twisting lower drive shaft Locator pin should snap flush in...
Page 16: ...om 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 Removelockingtool B FRON...
Page 17: ...9922200410 metal shield A and shoulder harness B Steel MetalBladesRequire SRM 2100SB CombinationBlade and U HandleKit P N99944200451 SRM 2400SB CombinationBlade and U HandleKit P N99944200521 WARNING...
Page 18: ...er WaistHarness P N99944200200TheShoulder Waist Harness when used in a trimming operation with nylon line head suspends the trimmer from the operator s shoulder and reduces operator fatigue During bla...
Page 19: ...el to an approved fuel storage container Storage Fuel storage laws vary by locality Contact your local government for the laws affecting your area As a precaution store fuel in an approved air tight c...
Page 20: ...shield for damage and ensure that the cut off knife is securely in place Replace if either is damaged or missing Check that the cutting attachment is firmly attached and in safe operating condition C...
Page 21: ...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...
Page 22: ...open position Rapidly pull recoil starter handle rope D untilenginefires ormaximumfive 5 pulls 5A After engine fires or five 5 pulls move choke to Run posi tion Hold throttle trigger fully depressed...
Page 23: ...ervice Regular scheduled maintenance will help your trimmer 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 fo...
Page 24: ...e l f f u M e c a l p e R t c e p s n I 2 R I x e l F t f a h S e v i r D s l e d o M e l b a C e s a e r G 2 1 I g n i s u o H r a e G e s a e r G 2 2 I e p o R r e t r a t S l i o c e R n a e l C t...
Page 25: ...it still fits the cavity in the air cleaner cover is installed with the original side out NOTE Carburetor adjustment may be needed after air filter cleaning replacement FUEL FILTER Level1 Tools requi...
Page 26: ...ul IMPORTANT To maintain proper engine operating temperatures cooling air must pass freely through the cylinder fin area This flow of air carries combustion heat away from the engine Overheating and e...
Page 27: ...Screwdriver 3 mm Hex Wrench Soft Metal Brush Wooden Carbon Scraper Parts Required ScreenP N14586240630 GasketLidP N14586642031 1 Remove engine cover A See Cleaning Cooling System pages 26 27 for step...
Page 28: ...ne and turn idle speed adjustment screw A CW until the cutting attachment begins to turn then turn the screw CCW until cutting attachment stops turning Turn screw CCW an additional 1 4 turn 6 Accelera...
Page 29: ...oklet 1 Check idle speed and reset if necessary If a tachometer is available idle speed screw A should be set to the specifications found on page 13 Specifications of this manual Turn idle screw A clo...
Page 30: ...x drive cable making sure inner lower flex cable engages into the upper drive shaft mount 4 Install gear housing and shield Drive Shaft Upper 1 Remove coupler from upper drive shaft assembly by loosen...
Page 31: ...htly and evenly in direction of arrowmarked CC 4 Stopwhenapproximately15 20cm 6 8 line C remainsand place ends of line in notches E in spool B 5 Feed ends of line through housing eyelets F and place s...
Page 32: ...nd can result in blade failure 8 tooth Blade Tool required Flat file preferred Electric grinder if special care is used Round rat tail file for gullet radius 1 File each tooth at a 30 degree angle a s...
Page 33: ...switch Turn switch on See your ECHO dealer See your ECHO dealer Spark at plug No spark at plug Spark gap incorrect Covered with carbon Fouled with fuel Spark plug defective Adjust 0 65mm 0 026in Clean...
Page 34: ...l periodic lubrication and services that are required 5 Tighten all the screws and nuts 6 Drain the fuel tank completely and pull the recoil starter handle several times to remove fuel from the carbur...
Page 35: ...GRASS TRIMMER BRUSH CUTTER OPERATOR S MANUAL 35 NOTES...
Page 36: ...se know the model and serial number of your unit to help your Consumer Product Support Representative WARRANTY CARD This card is our means of registering all original owners of ECHO equipment The card...