Echo SRM-3800 TYPE1-E manual

W ARNING D ANGER READ INSTRUCTIONS CAREFULL Y AND FOLLO W R ULES FOR SAFE OPERA TION. F AILURE T O DO SO COULD RESUL T IN SERIOUS INJUR Y . 847 TRIMMER/ BRUSHCUTTER SRM-3800 TYPE1-E 898696-43132 X750226-3801 1[...]

- 1 - INTRODUCTION The ECHO T r immer/Brushcutter , model SRM-3800 TYPE1-E is lightweight, high performance gasoline powered rotary trimmer which is designed for brushcutting, weed control and grass trimming in areas which are difficult to control by any other means . The trimmer is equipped with a safety shoulder harness, and the excellent balance[...]

- 2 - SAFETY INSTRUCTIONS 1. Do Not operate the unit when you are fatigued. 2. Do Not operate if other people or animals are in the work area. 3. Do Not operate the unit without the shield correctly in position. 4. Do Not operate in a confined area. Carbon monoxide exhaust gas is highly poisonous. 5. Do Not operate the unit while you are smoking. 6[...]

- 3 - SRM-3800 TYPE1-E Dimension L × W × H cm (inch) 181.5 × 72 × 46 (71.5 × 28.4 × 18.1) Masses kg (lbs) 8.0 (17.6): without shoulder harness and cutter head Engine T ype Air cooled two stroke single cylinder Displacement mL (cu.inch) 37.4 (2.28) Max revolution r/mi n 10,000 Carburetor W albro diaphr agm type WT Ignition Flywheel magneto : C[...]

- 4 - ASSEMBLING DRIVE SHAFT • Stand engine uprignt on a lev el floor . • Loosen bolts at drive shaft end of the engine. • Fit drive shaft assembly ensuring that the drive shaft is correctly engaged. • Tignten bolts to fasten driv e shaft assembly . W ARNING D ANGER NEVER ST AR T ENGINE WITHOUT DRIVESHAFT ASSEMBL Y INST ALLED . THIS COULD R[...]

- 5 - T o eliminate loosening of throttle wire fix it to shaft tube (2 places) and to right hand U-handle (1 place) with wire fixing clips. 1 2 1. Wire fixing clip 2. Throttle wire 1. Right hand U-handle 2. Wire fixing clip 3. Shaft tube 4. Throttle wire 1 2 3 4 Adjust each inclination of right and left handles to adequate position (easy to operate[...]

- 6 - SHIELD Fit the shield on the gear housing and tighten screws with washers (Seven points) as shown. SHOULDER HARNESS • Fit the shoulder starp to the swivel hook, and adjust the length of starp and or the locaion clamps to maintain the cutter head parallel to the ground. Shoulder strap assembly Quick release latch W aist pad Oil 1 50 Gasoline[...]

- 7 - ST AR TING COLD ENGINE • Slide switch to ST AR T/R UN position as shown. • Push purge bulb 3 or 4 times (or until constant flow of fuel is visible in fuel return line.) • Pull choke knob up to COLD ST AR T (Close) position. • Pull recoil star ter until the engine fires. Now , push choke knob to R UN (open) position, and if necessar y [...]

- 8 - W ARNING D ANGER DO NO T ALLO W EITHER PEOPLE OR ANIMALS INT O THE W ORK AREA. AL W A YS WEAR SAFETY GOGGLES WHEN CUTTING. DRESS PROPERL Y - A V OID LOOSE CLO THING. WHEN GRASS OR WEEDS HA VE CLOGGED THE CUTTER HEAD AFFECTING NORMAL OPERA TION, FIRST , ST OP THE ENGINE AND THEN REMO VE THE DEBRIS. OPERA TING INSTR UCTIONS (MET AL BLADES and O[...]

- 9 - W ARNING D ANGER GRASS/WEED TRIMMERS CAN THRO W GRA VEL, STONE, WOOD CHIPS, GLASS, AND PLASTIC OR MET AL OBJECTS. THE DEBRIS SHIELD BEHIND THE TRIMMER HEAD ST OPS MUCH OF THE DEBRIS, BUT CANNO T PREVENT THE OPERA T OR FROM BEING STRUCK BY SOME DEBRIS. READ THE R ULES FOR SAFE OPERA TION IN THE OPERA T OR’S MANU AL THA T Y OU RECEIVED WITH Y[...]

- 10 - INST ALLA TION OF NYLON LINE HEAD (OPTION) Set the nylon line head to the drive shaft and tighten by turning as shown. CUTTING PROCEDURES SHOULDER HARNESS • Install the harness over the both shoulders and adjust shoulder straps so that the quick release latch rests low on the right hand side. • Attach the trimmer/brushcutter to the harne[...]

- 11 - TRIMMING The nylon line will allow you to trim along walls and fence lines. Always try to trim from right to left, walking behind the unit and parallel to the wall or fence, thus deflecting debr is a w ay from the operator . EDGING 1. The nylon line is intended only to cut grass and should not be used to cut a normal edging trench along ston[...]

- 12 - W ARNING D ANGER 1. SERIOUS INJUR Y MA Y RESUL T FR OM THE IMPROPER USE OF STEEL BLADES. READ AND COMPL Y WITH SAFETY INSTRUCTIONS LISTED IN THIS MANU AL. 2. THE EIGHT T OOTH BLADE IS DESIGNED SPECIALL Y T O CUT WEED AND GRASS. T O A V OID INJUR Y DUE T O KICKBA CK OR BLADE FRA CTURE, DO NOT USE THIS BLADE T O CUT BRUSH OR TREES. 3. ECHO INC[...]

- 13 - SHOULDER HARNESS • Install the harness over the both shoulders and adjust shoulder straps so that the quick release latch rests low on the right hand side. • Attach the trimmer/brushcutter to the harness by means of the quick release latch. • Make some practice sweeps as with a scythe and readjust the har ness as necessary for comf or [...]

- 14 - INST ALLING THE BLADE 1. The installation of the 8 tooth weed/grass blade (option) and the 80 tooth brush is exactly the same. Locking tool Box wrench TIGHTEN 3. Remove the nylon line line head, if fitted, by turning in a clockwise direction. 4 . Install the blade ensuring that it is centered correctly on the fixing plate. 5. Fit the lower f[...]

- 15 - HEA VY WEED CUTTING • Install the 8 tooth 20 cm (8 inch) blade. (option) • Observing all precautions as listed in this manual, star t the engine and using full throttle, s wing the blade in an arc as y ou move f orward slowly . The cutter rotates counterclockwise and the debris will be pushed backwards so the work area will always be vis[...]

- 16 - MAINTENANCE AND CARE - AL W A YS KEEP THE UNIT CLEAN - Air filter Cover AIR FIL TER • Clean before using the unit. - Remove the co ver . (f or air filter and carburetor) - T ake off the air filter . - Brush off dust lightly or wash it in suitable cleaning fluid. - When you wash it in a solvent, dry it completely before putting back in plac[...]

- 17 - High spped needle (H) Low speed needle (L) Idle speed adjustment screw W ARNING D ANGER CUTTING A TT A CHMENT MUST NOT TURN OR MO VE WHEN UNIT IS IDLING. CARBURET OR ADJUSTMENT Every unit is run at the factory and the carburetor is set in compliance with California Emission Regula- tions, In addition, the carburetor is equipped with “H” [...]

- 18 - 6. Accelerate to full throttle for 2 - 3 seconds to clear any excess fuel in the engine, then return to idle. Accelerate engine to full throttle to check for smooth transition from idle to high speed. If engine hesitates tur n “L ” needle CCW 1/8 tur n and repeat acceleration. Continue adjustment until smooth acceleration results. 7 . Ch[...]

- 19 - Fuel strainer clogged Clean. Fuel pipe clogged Clean. Suction insufficient Make sufficient. Strainer clogged Clean. Carburetor out of order Disassemble and check. C.D .I. module defectiv e Remove and replace. Ignition coil defective Remove and replace. Wire connection defective Reconnect. High-tension cord connection Repair as necessar y . d[...]

- 20 - Improper fuel used Use fuel with correct mixing ratio. Nev er use gasoline of poor quality . Spark plug defective (burnt) Replace. As cooling fins clogged, air Clean fins. does not pass well Excessive deposits in Disassemble and remove carbon. combustion chamber Plug damaged or fouled Replace or clean. Combustion poor due to Check wiring. de[...]