Summary of the content on the page No. 1
INSTRUCTION MANUAL
IMPORTANT INFORMATION: Please read these instructions carefully and make
GB
sure you understand them before using this unit. Retain these instructions for future
reference.
MANUELD’INSTRUCTIONS
RENSEIGNEMENTS IMPORTANTS: Avant d’utiliser cet appareil, veuillez lire
FR
atentivement les instructions et assurez--vous de les avoir comprises. Conservez
les instructions pour référence ultérieure.
BETRIEBSANWEISUNG
WICHTIGE INFORMATION: Lesen Sie diese Hinweise zur Handhabung des
DE
Summary of the content on the page No. 2
IDENTIFICATION (WHATISWHAT?) 14 3 13 19 9 7 12 5 8 4 2 10 1 17 9 11 18 6 22 16 20 15 23 21 1. Fuel tank 13. Throttlelock--out 2. Handlebar 14. Startthrottlebutton 3. ON/STOP switch 15. Starter handle 4. Throttle cableclip 16. Fuelcap 5. Shoulder harness clamp 17. Primer bulb 6. Shoulder harness 18. Chokelever 7. Trimmer head 19. Muffler 8. Linelimiter blade 20. Wrench 9. Combination shield 21. Hex wrench 10. Shaft 22. Transport guard 11. Blade 23. Instruction manual 12. Throttle trigger 2
Summary of the content on the page No. 3
IDENTIFICATIONOFSYMBOLS A. D. F. I. G. B. E. J. C. H. K. A. WARNING! This brushcutter can be dangerous! Careless or improper use can cause serious or evenfatal injury. B. Read and understand the instructionmanualbefore using thebrushcutter. C. Always use: Ear protection, eye protection, head protection, boots, and gloves. D. DANGER! Blade can thrust violently away from material it does not cut. Blade thrust can cause amputation of arms or legs. Keep people and animals 15 meters away. E. WARNING!
Summary of the content on the page No. 4
OPERATORSAFETY WARNING: Blade/trimmer line can throwobjectsviolently.Youandotherscanbe WARNING: This machine produces blinded or injured. Wear safety glasses and anelectromagneticfieldduringoperation.Under legprotection. some circumstances, this field may interfere with active or passive medical implants. To re- ducetheriskofseriousorfatalinjury,werecom- mendpersons with medicalimplants toconsult their physician and the medical implant manufacturer before operating this machine. S Dress properly
Summary of the content on the page No. 5
S Install required shield properly before using S Hold the unit firmly withbothhands. the unit. S Keep firm footing and balance. Do not S Use only specified blade or trimmer head; overreach. make sure it is properly installed and se- S Keep blade or trimmer head below waist curely fastened. level. Do not raise engine above your waist. S Never start engine with clutch shroud re- S Keepallparts ofyourbodyaway fromblade, moved.Theclutchcanflyoffandcausese- trimmer head, and muffler when engine is r
Summary of the content on the page No. 6
It is normal for the fuel filter to rattle in the ATTACHINGSHOULDERHARNESS empty fuel tank. CLAMP Findingfueloroilresidueonmufflerisnormal 1. Place the upper shoulder harness clamp due to carburetor adjustments and testing over the shaft. doneby the manufacturer. 2. Position the lower shoulder harness TOOLSREQUIRED clampundertheshaftandaligntheupper S Hex wrench (provided) and lower clamp screw holes. Clamp S Adjustable wrench mustbefittleabovethearrowontheshaft S Phillips screwdriver (see illus
Summary of the content on the page No. 7
ASSEMBLYINFORMATION -- TRIMMERHEAD TRIMMER HEAD 76cm NOTE:Removethebladebeforeattachingthe trimmer head. To remove blade, align hole in ATTACHINGTHESHIELD the dust cup with the hole in the side of the gearbox byrotatingtheblade. Insert asmall WARNING: Theshieldmustbeprop- screwdriverintoalignedholes. This willkeep erly installed. The shield provides partial theshaftfromturningwhilelooseningtheblade protectiontotheoperatorandothersfromthe nut. Remove blade nut by turning clockwise. riskofthrownob
Summary of the content on the page No. 8
ASSEMBLYINFORMATION -- WEED BLADE Gearbox Shield WEED BLADE Dustcup Threaded shaft Retainingwasher Blade NOTE: Remove the trimmer head before Cuppedwasher Installing the weed blade. To remove the trim- merhead,alignholeinthedustcupwiththehole Nut in the side of the gearbox by rotating the dust Wrench cup. Insert a small screwdriver into aligned holes. Thiswillkeeptheshaftfromturningwhile NOTE: Make sure all parts are inplace as il- loosening the trimmer head. Remove thetrim- lustrated,andtheblad
Summary of the content on the page No. 9
OPERATION STARTING A COLD ENGINE (or a WARNING: Be sure to read the fuel warmengineafterrunningoutoffuel) informationinthesafetyrulesbefore yoube- gin.Ifyoudonotunderstandthesafetyrules, Starting position donotattempttofuelyourunit.Contactanau- thorisedservicedealer. FUELINGENGINE WARNING: Remove fuel cap slowly when refueling. This engine is certified to operate on unleaded NOTE: The throttlelock--out is designedto petrol. Before operation, petrol must be mixed prevent unintentional use of the
Summary of the content on the page No. 10
OPERATINGPOSITION Start throttle ALWAYS WEAR: Safety Helmet button Hearing Protection Throttle EyeProtection lock--out Throttle trigger Heavy, LongPants 6. Pull starter rope handle sharply until en- ginesoundsasifitistryingtostart,butdo not pullrope morethan6 times. Boots 7. Assoonasenginesoundsasifitistryingto start, move choke lever to HALF CHOKE. 8. Pull starter rope sharply until engine runs, Cut fromyour left toyour right. but no more than 6 pulls. If the engine When operating unit, clip sh
Summary of the content on the page No. 11
CUTTINGMETHODS Scalping WARNING: Useminimumspeedand do not crowd the line when cutting around hardobjects(rock,gravel,fenceposts,etc.), whichcandamagethetrimmerhead,become entangled intheline, or be thrown causinga serious hazard. S The tip of the line does the cutting. You will achieve the best performance and minimum line wear by not crowding the line into the cutting area. The right and wrong ways are MOWING -- Yourtrimmer isideal formowing shown below. in places conventional lawn mowers cann
Summary of the content on the page No. 12
S WHEN BLADE THRUST OCCURS -- S Keep blade below waist level; it will be BladeThrustcanoccurwithout warningif easier tomaintain control of unit. the blade snags, stalls, or binds. This is S Donotraisetheengineaboveyourwaistas more likely to occur in areas where it is the blade can come dangerously close to difficult to see the material being cut. By your body. using the unit properly, the occurrence of S Do not swing unit with suchforce that you blade thrust will be reduced and the arein danger
Summary of the content on the page No. 13
CLEANAIRFILTER REPLACESPARKPLUG A dirty air filter decreases engine perform- Replace the spark plug each year to ensure ance and increases fuel consumption and the engine starts easier and runs better.Set harmfulemissions. Always clean after every spark plug gap at 0,6 mm. Ignition timing is 5hours of operation. fixed and nonadjustable. 1. Cleanthecoverandtheareaaround itto 1. Twist, thenpull off spark plugboot. keep dirt from falling into the carburetor 2. Removesparkplugfromcylinderanddis- cha
Summary of the content on the page No. 14
9. Place the spoolin the cover as shown below. WARNING: Never use wire, rope, string,etc.,whichcanbreakoffandbecomea dangerous missile. 5. When installing new line on an existing spool, holdthespool as shown. 6. Bend the line at the midpoint and insert the bend intothe slot in thecenter rimof thespool.Ensurelinesnapsintoposition intheslot. Slot 10. Insert the ends of the lines through exit holes inthesides of thecover. Lineexit hole Cover 7. With your finger between the lines, wrap the lines eve
Summary of the content on the page No. 15
S Turn idle speed screw clockwise to in- BLADEREPLACEMENT creaseenginespeedifenginestallsordies. RefertotheASSEMBLYsectionforbladere- S Turnidlespeedscrewcounterclockwiseto placement instructions and illustrations. decrease engine speed if trimmer head CARBURETORADJUSTMENT moves or spins at idlespeed. WARNING: Keepothers away when WARNING: Recheck the idle speed makingidle speedadjustments. Thetrimmer after each adjustment. The trimmer head headwillbespinningduringmostof thispro- must not moveor
Summary of the content on the page No. 16
TROUBLESHOOTINGTABLE WARNING: Alwaysstopunitanddisconnectsparkplugbeforeperformingallofthe recommended remedies below except remedies that requireoperation of the unit. TROUBLE CAUSE REMEDY Engine will not 1. ON/STOP switch in STOP 1.MoveON/STOPswitchtoON start. position. position. 2. Engineflooded. 2. See “Starting aFlooded Engine” in Operation Section. 3. Fueltank empty. 3. Filltank with correct fuel mixture. 4. Spark plugnot firing. 4. Install new spark plug. 5. Fuelnot reaching 5. Check for
Summary of the content on the page No. 17
DECLARATIONOFCONFORMITY ECDeclarationof Conformity(Only applies toEurope) We, Husqvarna AB, SE-561 82 Huskvarna, Sweden, tel: +46--36--146500, as authorised representativeintheCommunity,declarethatthebrushcuttermodelMcCullochMac250B with serial numbers dating from 2009 and onwards (the year is clearly stated on the rating plate, followed by the serial number), comply with the requirements of the COUNCIL’S DIRECTIVES: of 17May 2006“relatingtomachinery”2006/42/EC; of15December2004“relatingtoelectr
Summary of the content on the page No. 18
TECHNICALDATASHEET MODEL: Mac250B ENGINE 3 Cylinder displacement, cm 25 At maximumenginepower, rpm 8000 Maximumrotationalfrequency of thespindle 10000 Enginespeed at recommendedmaximumspindle rotationalfrequency 7400 Recommended speedidling, rpm 3000 Maximumenginepower, measured in accordance withISO 8893,kW 0,7 Catalytic converter muffler Yes IGNITIONSYSTEM Spark plug ChampionRCJ--6Y Electrode gap, mm 0,6 FUELANDLUBRICATIONSYSTEM 3 Fuel tank capacity, cm 340 WEIGHT Weight without fuel, cutting
