McCulloch 250 B manuale d’uso

545154243 Rev . 4 3/5/08 BRW INSTRUCTI ON MANUAL IMPOR T ANT INFORMA TION : Pleas e read the se ins tr uc tions car efully and mak e sur e yo u unders tand t hem before using this unit. Retain t hes e inst ruc tions for f uture reference. MANUEL D’I NSTRUCTIONS RENSEIGNEMENTS IMPOR T ANTS: Avant d’ utilis er c et appar eil, veu illez lir e aten[...]

2 ID ENTIF ICA TIO N (WHA T IS WHA T?) 15 21 20 8 18 2 9 7 10 1 3 16 23 6 13 17 19 5 1. Fuel tank 2. Handlebar 3. ON/S TOP sw itc h 4. Throttle c able c lip 5. Shoulder harnes s c lamp 6. Shoulder harnes s 7. Trimmer head 8. Line limiter blade 9. Shield 10. Shaft 1 1. Blade 12. Throt tle trigger 13. Thr ottle loc k - - out 14. St art thr ottle butt[...]

3 IDEN TIF ICA T ION OF SYM BOLS A. B. C. D. E. F. G. H. I. J. K. A. WA R N I N G ! This brus hc utter c an be dangerous ! Car eless or improper use can caus e s erious or even fatal injur y. B. Read and unders tand the ins truc tion manual before using the brus hc utter. C. Alwa ys use: Ear protec tion, ey e protec tion, head protec tion, boots , [...]

4 WAR N I NG : Blade/trimmer line c an throw objec ts v iolently. Y ou and others can be blinded or injured. Wear safety glas ses and leg protec tion. WAR N I NG : Haz ard z one for throw n objects . Blade/Trimmer line c an t hrow objec ts violently. Other s c an be blinded or injured. Keep people and animals 15 meters away. Haz ard Zone WAR N I NG[...]

5 unit by hand; do not us e the shoulder har- ness for s upport. S Keep others away when making carbure- tor adjustments. S Us e only r eco mmended McC ulloc h ac ces s o - ries an d replac ement pa rts . S Hav e all maintenanc e and s erv ic e not ex - plained in this manual perfor med by you r au - thoris ed s erv ic e dealer. FUEL SAFETY S Mix a[...]

6 A TT ACHING THE HANDL EBAR DANGER: T o av oid s erious injury, the barrier por tion of the handlebar must be installed as s how n to prov ide a bar rier betw een operat or and the s pinning bl ade. 1. Remove the s c rew at the rear of the throttle handle. 2. Slide the throt tle handle onto the right side of the handlebar ( see il lustrat ion). 3.[...]

7 76 cm CONFIGUR ING YOUR UNIT Y ou c an c onfigur e your unit u sing a c utting head for gr ass and light w eeds , or a w eed blade for cut ting gra ss , w eeds , and brus h up t o 1 cm in diameter. T o ass emble y our unit , go to the s ec - tion for the des ir ed conf igurat ion and follow the inst ruc tions . ASSEMBL Y INFORMA TION - - TRI MMER[...]

8 NOTE: Remov e the t rimmer hea d and pla st ic shiel d before a ttac hing the meta l shield and inst alling the w eed blade. T o remov e the trimmer head, align hole in th e dust c up wi th the hole in the s ide of the gear box by ro tating the dust cup. Ins ert a s mall s c rew driv er into a ligned holes. This w ill k eep the s haft fr om turni[...]

9 OPER A TION WAR N I NG : Be sure to rea d the f uel information in the s afety r ules befor e y ou be- gin. If y ou do not unders tand the safet y r ules, do not at tempt to f uel your unit. C ontact an au- thoris ed ser vic e dealer. FU EL ING E N GIN E WAR N I NG : Remove fuel c ap slow ly when refueling. This engine is c er tified to operat e [...]

10 Start thr ottle button Throttl e lock - - out Throttle trigger 6. Pull s tar ter rope handle sharply until en- gine sounds as if it is try ing to start, but do not pull rope more t han 6 times . 7. As s oon as engine s ounds as if it is t ry ing to star t, mov e c hok e lev er t o HALF C HO KE . 8. Pull s tar ter ro pe s har ply u ntil engine r [...]

11 CUTTING METHODS WAR N I NG : Use minimum s peed and do not cr owd the line w hen c utt ing around hard objects ( roc k , grav el, fence pos ts , etc.), whic h can damage the trimmer head, bec ome entangled in the line, or be thrown c ausing a ser ious hazar d. S The tip of the line does the cutting. Y ou w ill achiev e t he best per formanc e an[...]

12 can c aus e s erious in jury if the bla de co ntac ts the operator or others . S WHEN BLADE THRUST OCC URS -- Blade Thr ust c an oc c ur without warning if the blade s nags , stalls , or binds. This is more likely to oc cur in areas where it is difficult to see t he material being c ut. By using the unit properly, the occ urr ence of blade thrus[...]

13 CLEAN AIR FIL TER A dirty air filt er decr eases engine perform- ance and inc reas es f uel c ons umption and harmful emis sions . Alw ay s c lean after ev ery 5 hours of operation. 1. Clean the cov er and the ar ea around it to keep dir t from f alling into the c arburet or chamber when the c over is r emoved. 2. Remove par ts as illus tr ated.[...]

14 Spool Cover 1 1. Mak e sur e the lines are not c aught be- tween the rim of the spool and the w all of the cov er . 12. Reins tall the spool and cov er onto the trimmer head. P ush until c over s naps into place. BLADE REPLACEMENT Refer to the A SSEMBL Y section fo r blade r e- placement ins truc tions and illustr ations. CARBURETOR ADJUSTMENT W[...]

15 TROUBLE CAUSE REMEDY Engine will not sta rt. 1. ON/STOP switc h in STOP posi tion. 2. Engine flooded. 3. Fuel tank empty. 4. Spark plug not firing. 5. Fuel not reac hing carbur etor . 6. Carbur etor requir es adjustment. 1 . M o v eO N / S T O Ps w i t c ht oO N position. 2. See “S tarting a Flooded Engine” in Operation S ect ion. 3. Fill ta[...]

16 DECLAR A TION OF CON FORM ITY EC D eclarati on of Confor mity (O nly applies to Europe) We, H usqvarna O utdoor Pr oducts It alia, S.p.A. , V almadrera, Italy. T el: +39 - - 0341- - 20321 1, declar e that the brus hcutt er model McC ul loc h Mac 250 B from s erial numbers 2007- - 305N 00001 and onwar ds (t he year is c learly stat ed on the r at[...]

17 TE CHNICAL DA TA SHEET M ODEL: M ac 250 B Blade T rimmer ENGINE Dis placement , cm 3 25 25 Maximum engine pow er , meas ured in acc ordanc e wit h ISO 8893, kW 0,7 0,7 Cataly tic c onv erter muffler Y es Y es ENGINE ROT A TIONAL SPEEDS At maxi mum engine power , rpm 8000 8000 Maximum rotat ional frequenc y of the spindle 10000 10000 Engine s pee[...]