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Makita EM4250 Instruction Manual

Makita em4250 brush cutter: user guide
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See also: Instruction Manual
Brush Cutter
Decespugliatore
Desbrozadora
EM4250
EM4250
I@
English I ltaliano I Spanish
R E C E I V E D
FER 1 4 2000
Grass Trimmer
Tagliabordi
Corta bordes
EM4251
Important:
Read this instruction manual carefully before putting the Brush CuHedGrass Trimmer into operation and strictly observe the safety
regulations1
Preserve inslruclion manual carefullyl
Importante:
Prima di meltere in funzione il decespugliatore/lagliabordi, leggere attentamenle il presente manuale; rispellare rigorosamenle le norme
di sicureual
Conservare it manuale delle islruzioni per I'usol
Importante:
Leer cuidadosamente este manual de inslrucciones antes de poner en marcha la mequina y observar estriclamenle las normas de
segurldad.
Conservar
esle
manual de inslrucciones con cuidado.
. -
9
I
. .
' .

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Summary of Contents for Makita EM4250

  • Page 1 Brush Cutter Decespugliatore Desbrozadora EM4250 EM4250 Important: Read this instruction manual carefully before putting the Brush CuHedGrass Trimmer into operation and strictly observe the safety regulations1 Preserve inslruclion manual carefullyl Importante: Prima di meltere in funzione il decespugliatore/lagliabordi, leggere attentamenle il presente manuale; rispellare rigorosamenle le norme...
  • Page 2 Thank you very much for purchasing the MAKITA Brush Cuner/Grass trimmer. We are pleased to recommend to you the MAKITA Brush Cuner/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...
  • Page 3 .:5. ;' .
  • Page 4 Always ensure a safe footing. -Operate the Brush Cutter/Grass trimmer in such a manner as to avoid inhalation of the exhaust gases. Never run the engine in enclosed rooms (risk of gas poisoning). Carbon monoxide Is an odorless gas.
  • Page 5 Cutting Tools Employ only the correct cutting tool for the job in hand. EM4250. EM4251 with cutter blade (Star Blade (4 teeth), Eddy Blade (8 teeth)), Nylon cutting head For cutting thick materials, such as weed, high grass, bushes, shrubs, underwood, thicket etc.

  • Page 6: Eu Conformity Declaration

    The undersigned, Yasuhiko Kanzakl, as authorized by MAKITA INTERNATIONAL EUROPE LTD., Michigan Drive. Tongwell. Milton Keynes, Bucks MK15 BJD, U.K., declare that the Makita Machines, Type manufactured by Robin conforms to the basic safely and health requirements of the applicable EU guidelines:...
  • Page 7 6500 kslh S l k h min" 3000 min" 3750 WALBRO WYL type Solid stale ignition type NGK CMR6A type 2.59 mls2 m/s* 6.27 3.26 mls2 7.24 87.7 db(A) 97.7 db(A) EM4250 handle 176Ox6OOx405 4.72 3.83 7.56 87.7 97.7...

  • Page 8: Brush Cutter

    EM4250 Brush Cutter DESIGNATION Fuel Tank Rewind Starter Air Cleaner 1-0 Switch (onloffl Spark Plug Exhaust Muffler Clutch Case Rear Grip Hanger Handle Control Lever Control Cable Shaft Protector Gear CaselHead Case Handle Holder Cutter Blade Nylon Cutting Head Fuel Filler Cap...
  • Page 9 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 gloves1 CAUTION: Start the brush cutter only after having assembled it completely. For machines with U Handle models -Insert the handle bar into the handle holder, making sure that the boss in the handle holder fits into the hole in the handle.
  • Page 10 To meet the applicable safety provisions, only the tool/ protector combinations as indicated in the table must be used. Be sure to use genuine MAKITA cutter blades nylon cutting head. well -The cutter blade musl be polished, free of cracks or breakage. I f the cutter blade hits against a stone during operation, stop the engine and check the blade immediately.

  • Page 11: Mounting Of Nylon Cutting Head

    -Loosen the nut (1) (lefl-hand thread) with the socket wrench and remove the nut (l), and clamp washer (2). For EM4250 with the hex wrench still in place. -Mount the cutter blade onto the shafl that the guide of the receiver washer fits in the arbor hole in the cutter blade.
  • Page 12 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.
  • Page 13 ( 1 ) Keep the engine level, and detach the oil gauge. (2) Fill oil up to the edge of the oil refill port. (Refer page). Feed oil with the lubricant refill container. (3) Securely tighten the oil gauge. Insufficient tightening may cause oil leakage.
  • Page 14 START I Move at least 3m away from the place refuelling. Place the brush cutter on a clean piece of ground taking care that the cuaing tool does not come into contact with the ground or any other objects. ACold start 1) Set this machine on a flat space.
  • Page 15 or Loop machine w i t h Handle Handle Set the 1 - 0 switch (1) to OPERATION. 2) Choke lever Close the choke lever. Choke opening: Full closing in cold or when the engine is cold. Full or half opening in restart just after stop of operation. Primer pump Continue to push the primer pump until fuel enters into the primer pump.
  • Page 16 Startup after warm-up operation 1) Push the primer pump repeatedly. Keep the throttle lever at the Idling position. Pull the recoil starter strongly. it is difficult start the engine, open the thronle by about Pay enenlion to the cutter blade which may rotate. Attention Operation When the engine is operated upside down, white smoke may come out from the muffler.
  • Page 17 NYLON CUlTING HEAD The nylon cutting head is a dual string trimmer head capable of both automatic and bump feed mechanisms. The nylon cutting head will automatically feed out the proper length cord by the changes in centrifugal force caused by increasing or decreasing rpms.

  • Page 18: Replacement Of Engine Oil

    -Align the protrusion on the underside the cover with the slots of the eyelets. Then push cover firmly Onto the housing to secure it. CAUTION: Before doing any work on the Brush cuHer/Grass trimmer, always stop the engine and pull the plug cap "checking the spark plug').

  • Page 19: Cleaning Of Air Cleaner

    3) Place waste or paper near the oil refill port. 4) Detach the oil gauge, and drain oil, tilting the main unit toward the oil refill PO".. Drain oil in a container. 5) Keep the engine level, and feed new oil up to In refill, use a lubricant refill container.
  • Page 20 (Shell Alvania 2 or equivalent) to the gear case through the -supply grease grease hole every hours. (Genuine MAKITA grease may be purchased from your MAKITA dealer.) CLEANING OF FUEL FILTER WARNING: INFLAMMABLES STRICTLY PROHIBITED Interval of Cleaning and Inspection: Monthly (every 50 operating hours)

  • Page 21: Fault Location

    -When the machine Is in storage for a long time, drain fuel from the fuel tank and carburetor, as follows: Drain all fuel from the fuel tank. Dispose of properly and In accordance with all local laws. -Remove the spark plug and a few drops of oil into the spark plug hole. Then, pull the starter gently, so that oil covers the engine inside and tighten the spark plug.
  • Page 22 Operating time Engine oil Eghtening Parts (bolt, nut) Fuel tank Throttle lever stop switch Cutting blade Low-speed rotation Air cleaner Ignition plug Cooling air duct Fuel pipe F a r - c a s e grease Fuel filter Clearance between air intakc Carburetor Perform initial replacement afler 20h operalion.

  • Page 23: Troubleshooting

    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 lamper or dismount any part contrary to the description. For repairs, contact Authorized Service Agent or local dealership.

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Em4251

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