English / Italiano / Spanish / Português Brush Cutter Decespugliatore Desbrozadora Cortador de Grama Grass Trimmer Tagliabordi Cortabordes Aparador de Grama EM4340 EM4340L EM4341 INSTRUCTION MANUAL ISTRUZIONI D’USO MANUAL DE INSTRUCCIONES MANUAL DE INSTRUÇÕES EM4340 EM4340L EM4341 Important: Read this instruction manual carefully before putting the Brush Cutter/Grass Trimmer into operation and strictly observe the safety regulations! Preserve instruction manual carefully! Importante: Prima di metter
English Thank you very much for purchasing the MAKITA Brush Cutter/Grass trimmer. We are pleased to recommend to you the MAKITA Brush Cutter/Grass trimmer which is the result of a long development programme and many years of knowledge and experience. Please read this booklet which refers in detail to the various points that will demonstrate its outstanding performance. This will assist you to obtain the best possible result from your MAKITA Brush Cutter/Grass trimmer. Table of Contents Page Symbols........
SAFETY INSTRUCTIONS General Instructions – To ensure correct operation, user has to read this instruction manual to make himself familiar with the handling of the Brush Cutter/Grass trimmer. Users insufficiently informed will risk danger to themselves as well as others due to improper handling. – It is recommended only to lend the Brush Cutter/Grass trimmer to people who have proven to be experienced with Brush Cutter/Grass trimmers. Always hand over the instruction manual.
Start the Brush Cutter/Grass trimmer only in accordance with the instructions. Do not use any other methods for starting the engine! – Use the Brush Cutter/Grass trimmer and the tools only for such applications as specified. – Only start the Brush Cutter/Grass trimmer engine, after the entire assembly is done.
Method of operation – Only use the Brush cutter/Grass trimmer in good light and visibility. During the winter season beware of slippery or wet areas, ice and snow (risk of slipping). Always ensure a safe footing. – Never cut above waist height. – Never stand on a ladder and run the Brush cutter/Grass trimmer. – Never climb up into trees to perform cutting operation with the Brush cutter/Grass trimmer. – Never work on unstable surfaces. – Remove sand, stones, nails etc. found within the working range.
Never straighten or weld damaged cutting tools. – Operate the Brush cutter/Grass trimmer with as little noise and contamination as possible. In particular check the correct setting of the carburetor. – Clean the Brush cutter/Grass trimmer at regular intervals and check that all screws and nuts are well tightened. – Never service or store the Brush cutter/Grass trimmer in the vicinity of naked flames. – Always store the Brush cutter/Grass trimmer in locked rooms and with an emptied fuel tank.
TECHNICAL DATA EM4340L EM4340 EM4341 U handle U handle J handle 1810 x 620 x 550 1810 x 620 x 450 1810 x 340 x 280 7.6 6.9 6.9 Model Dimensions : length x width x height (without cutting blade) Mass (without plastic guard and cutting blade) Volume (fuel tank) mm kg 0.65 L Cutting attachments (cutter blade dia.) mm 255 (Refer to the text P.12) Engine displacement cm3 33.5 kw 1.
DESIGNATION OF PARTS 㽵 㩷㩷㩷㩷㩷 EM4340L Brush Cutter 㽶 㽽 㽼 㽴 㽺 㾁 㽾 㽸 㽻 㽵 㽶 㾀 㽼 㾂 㽴 㽽 㽺 㽿 㽶 㽴 㽵 㾁 㽾 㽻 㽸 㽼 㽺 EM4340 Brush Cutter 㽻 㾀 㾁 㾂 㽽 㽿 㽾 㾀 EM4341 Grass Trimmer 㽿 㾃 㽴 㽷 㪉㪉㩷 㪉㪈㩷 㪉㪊 㾅 㾄 㪉㪋 㽲 㽳 7 GB 1 2 3 4 5 6 7 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 DESIGNATION OF PARTS Fuel Tank Rewind Starter Air Cleaner I-O Switch (on/off) Spark Plug Exhaust Muffler Clutch Case Hanger Handle Throttle Lever Control Cable Shaft Protector Gear Case/Head Case Handle Holder Cutter
MOUNTING OF HANDLE FOR EM4340L CAUTION: Before doing any work on the brush cutter, always stop the engine and pull the spark plug connector off the spark plug. Always wear protective gloves! CAUTION: Start the brush cutter only after having assembled it completely. – Place the handle with throttle lever on the handle holder in such a manner that it will be on the right side (to be held by the right hand) viewed from the engine side.
ASSEMBLY OF ENGINE AND SHAFT FOR EM4340, EM4341 CAUTION: Before doing any work on the brush cutter, always switch off the motor and pull the spark plug connector off the spark plug. Always wear protective gloves! CAUTION: Start the brush cutter only after having assembled it completely. – After checking the parts, fasten the drive shaft to the engine with four bolts M6 x 22(1). 㩷 (1) 㩷 – Mount the stand by two screws M5 x 14.
For EM4341 – Fit the handle edge to the handle holder groove, and provisionally fix the upper side (3) of the handle holder by four bolts M5 x 25 (4). – Adjust the handle to an angle easy to manipulate, and tighten the bolt (4) uniformly on the right and left sides. Note: 㩷 (4) (3) Handle mounting position. to engine – Pass the control cable (6) through the rear grip (7) and insert tube (8) in the control cable (6). – Fix the control cable to the handle and shaft by two clamps.
MOUNTING OF CONTROL CABLE – Remove the air cleaner cover. – Place the control cable (1) in the adjusting bolt (2), and shift the swivel (3) so that the cable will be put in the swivel groove. At this time, the round-hole side of the swivel will be oriented toward the inner wire end-metal fitting. – Release the swivel, and confirm that the inner wire-end metal fitting will be placed in the hole. – Mount the air cleaner cover.
MOUNTING OF PROTECTOR To meet the applicable safety provisions, only the tool/protector combinations as indicated in the table must be used. 㩷 Be sure to use genuine MAKITA cutter blades or nylon cutting head. EM4340, EM4340L – The cutter blade must be well polished, free of cracks or breakage. If the cutter blade hits against a stone during operation, stop the engine and check the blade immediately. – Polish or replace the cutter blade every three hours of operation.
MOUNTING OF CUTTER BLADE OR NYLON CUTTING HEAD Turn the machine upside down, and you can replace the cutter blade or the nylon cutting head easily. – Insert the hex wrench through the hole in the gear case and rotate the receiver washer (4) until it is locked with the hex wrench. – Loosen the nut (1) (left-hand thread) with the socket wrench and remove the nut (1), cup (2), and clamp washer (3). (1) 㩷 (2) (3) (4) Mounting of cutter blade With the hex wrench still in place.
BEFORE START OF OPERATION Inspection and Refill of Engine Oil – Perform the following procedure, with the engine cooled down. – While keeping the engine level, remove the oil gauge, and confirm that the oil is filled within the upper and lower limit marks. When the oil is in short in such a way that the oil gauge touches the oil only by its tip, in particular with the oil gauge remaining inserted in the crankcase without screwing-in (Fig. 1), refill new oil near the port (Fig. 2).
REFUELING Handling of Fuel It is necessary to handle fuel with utmost care. Fuel may contain substances similar to solvents. Refueling must be performed in a sufficiently ventilated room or in the open air. Never inhale fuel vapor, and keep fuel away from you. If you touch fuel repeatedly or for a long time, the skin becomes dry, which may cause skin disease or allergy. If fuel enters into the eye, clean the eye with fresh water. If your eye remains still irritated, consult your doctor.
CORRECT HANDLING OF MACHINE Attachment of shoulder strap – Adjust the strap length so that the cutter blade will be kept parallel with the ground. 㩷 Detachment For EM4341 – In an emergency, pull the release belt (1) strongly upward, and you can detach the machine from you. Be extremely careful to maintain control of the machine at this time. Do not allow the machine to be deflected toward you or anyone in the work vicinity.
3) Primer pump Continue to push the primer pump until fuel enters into the primer pump. (In general, fuel enters into the primer pump by 7 to 10 pushes.) If the primer pump is pushed excessively, an excess of gasoline returns to the fuel tank. 㩷 Carburettor Primer Pump 4) Recoil starter – Pull the start knob gently until it is hard to pull (compression point). Then, return the start knob, and pull it strongly. – Never pull the rope to the full.
Operation of Throttle Lever With the throttle lever main unit held by hand (with the lock-off lever pushed), pull the throttle lever and the engine rotation will be increased. Release the throttle lever, and the engine will run idle again. Release the hand from the throttle lever main unit, and the lock-off lever will return automatically so that the throttle lever will not be pulled by mistake.
19
㩷 SERVICING INSTRUCTIONS Protrusion CAUTION: Before doing any work on the brush cutter, always stop the engine and pull the plug cap off the spark plug (see “checking the spark plug”). Always wear protective gloves! To ensure a long service life and to avoid any damage to the equipment, the following servicing operations should be performed at regular intervals. Daily checkup and maintenance – Before operation, check the machine for loose screws or missing parts.
In replacement, perform the following procedure. 1) Confirm that the tank cap is tightened securely. 2) Detach the oil gauge. Keep the oil gauge free from dust or dirt. Fuel tank cap㩷 Oil gauge 3) Place waste or paper near the oil refill port. 㩷 㩷 㩷 㩷 㩷 Waste or paper 4) Detach the oil gauge, and drain oil, tilting the main unit toward the oil refill port. Drain oil in a container. 㩷 㩷 㩷 㩷 㩷 㩷 5) Keep the engine level, and feed new oil up to the edge of the oil refill port.
CLEANING OF AIR CLEANER DANGER: INFLAMMABLES STRICTLY PROHIBITED Interval of Cleaning and Inspection: Daily (every 10 operating hours) – Turn the choke lever to the full close side, and keep the carburetor off from dust or dirt. – Remove the air cleaner cover-fixing bolts. – Pull the cover lower side and detach the air cleaner cover. – If oil adheres to the element (sponge), squeeze it firmly.
CLEANING OF FUEL FILTER 㩷 WARNING: INFLAMMABLES STRICTLY PROHIBITED 㩷 Interval of Cleaning and Inspection: Monthly (every 50 operating hours) 㩷 Suction head in the fuel tank 㩷 – The fuel filler (1) of the suction head is used to filler the fuel required by the carburetor. – A periodical visual inspection of the fuel filter is to be conducted. For that purpose open the tank cap, use a wire hook and pull out the suction head through the tank opening.
STORAGE WARNING: When draining the fuel, be sure to stop the engine and confirm that the engine cools down. Just after stopping the engine, it may still hot with possibility of burns, inflammability and fire. ATTENTION: When the machine is kept out of operation for a long time, drain up all fuel from the fuel tank and carburetor, and keep it at a dry and clean place.
㩷 Operating time Before After operation lubrication Item Inspect/clean Daily (10h) 30h 50h 200h Shutdown Corres/rest ponding P 䂾 14 Engine oil 䂾*1 Replace Tightening parts (bolt, nut) 20 Inspect 䂾 23 Clean/inspect 䂾 㵪 Fuel tank 䂾*3 Drain fuel 24 Throttle lever Check function 䂾 16 Stop switch Check function 䂾 16 Cutting blade Inspect Low-speed rotation 䂾 䂾 12 Inspect/adjust 䂾 18 Air cleaner Clean 䂾 22 Ignition plug Inspect 䂾 22 Cooling air duct Clean/inspect
TROUBLESHOOTING Before making a request for repairs, check a trouble for yourself. If any abnormality is found, control your machine according to the description of this manual. Never tamper or dismount any part contrary to the description. For repairs, contact Authorized Service Agent or local dealership. State of abnormality Probable cause (malfunction) Remedy Failure to operate primer pump Push 7 to 10 times. Low pulling speed of starter rope Pull strongly. Lack of fuel Feed fuel.
Makita Corporation 3-11-8, Sumiyoshi-cho, Anjo, Aichi 446-8502, Japan 6349502003 07.