McCulloch MAC 250 B manual

1 15306726 R ev . 5 1/15/1 1 BR W INSTRUCTI ON MA NUAL IMPOR T ANT INFORMA TION : Please r ead thes e ins truc tions car efully and make sur e yo u unders tand them bef ore us ing this unit. Retain t hese i nstr uc tions for future reference. MANUEL D’I NSTRUCTI ONS RENSEIGNEMENTS IMPOR T ANTS: A vant d’ utilis er ce t appareil, v euillez lire [...]

2 ID ENTI FI CA TIO N (WHA T IS WH A 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 itch 4. Throttle c able c lip 5. Shoulder harnes s c lamp 6. Shoulder harnes s 7. Trimmer head 8. Line limiter blade 9. Combination s hield 10. Shaft 1 1. B lade 12. Throt tle trigger 13. Thr ottle lock - - out 14. St art [...]

3 IDEN TIF ICA TION OF SYM BOLS A. B. C. D. E. F. G. H. I. J. K. A. WA R N I N G ! This br ushc utter c an be dangerous ! Careles s or improper us e can caus e ser ious or ev en fatal injury. B. Read and unders tand the ins truct ion manual before using the brus hcutt er . C. Al ways use: Ear protec tion, ey e protec tion, head protect ion, boots, [...]

4 WAR N I N G : Blade/tr immer line can throw objects violent ly . Y ou and others can be blinded or injured. Wear safety glass es and leg protec tion. WAR N I N G : Haz ard z one for throw n objects . Blade/Trimmer line c an thr ow objec ts violently. Other s c an be blinded or injured. Keep people and animals 15 meters aw ay. Haz ard Zone WAR N I[...]

5 S Inst all requir ed sh ield proper ly be fore us ing the unit. S Use only specified blade or trimmer head; make s ure it is properly installed and s e- cur ely fast ened. S Nev er s tar t engine w ith clutc h shroud r e- moved. The c lutc h can f ly off and c aus e se- rious injury. S Be sure blade or trimmer head stops t urning when engine idle[...]

6 It is normal for the fuel filt er to r attle in the empty fuel tank . Finding fuel or oil res idue on muffler is normal due to c arburet or adjust ments and testing done by t he manufactur er . TOOLS REQUI RED S Hex w renc h (pr ov ided) S Adjus table w renc h S Phillips s crew driv er A TT ACHING THE HAN DLEBAR DANGER: T o av oid s erio us injur[...]

7 76 cm A TT ACHING THE SHIELD WAR N I N G : The s hield must be prop- erly ins talled. The shield pr ovides partial protec tion to the operator and others fr om the ris k of thr own objec ts, and is equipped with a line limiter blade which cuts exces s line to the proper length. The line limiter blade (on un- ders ide of s hield) is s harp and c a[...]

8 ASSEMBL Y INFORMA TION - - WEED BLADE WEED BLADE NOTE: R emove the t rimmer head bef ore Ins talling the w eed blade. T o remov e the trim- mer head, align hole in the dust c up w ith the hole in the s ide of the gearbox b y rotating the dust cup. Ins ert a smal l sc rew driv er into aligned holes . This will k eep the sha ft from tur ning while [...]

9 OPER A TION WAR N I N G : Be sure to read th e fuel information in the s afety r ules befor e y ou be- gin. If y ou do not under stand the safety rules, do not at tempt to fuel y our unit. Contact an au- thoris ed ser vic e dealer . FU EL ING E NG INE WAR N I N G : Remove fuel c ap slow ly when refueling. This engine is c ertif ied to operate on [...]

10 Start thr ottle button Throttl e lock - - out Throttle trigger 6. P ull s tarter r ope handle s harply 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 leve r to H ALF C HO KE. 8. Pull s tart er rope s harply until engine runs[...]

11 CUTTING METHODS WAR N I N G : Us e minimum speed and do not cr owd the line w hen c utting ar ound hard objects (r ock , grav el, fenc e posts , etc.), whic h can damage the t rimmer head, bec ome entangled in the line, or be thr own caus ing a ser ious hazard. S The tip of the line does the cutting. Y ou will achiev e the be st perfor mance a n[...]

12 S WHEN BLADE THRUST OCC URS -- Blade Thr ust c an oc cur w ithout warning if the blade snags , 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 oc cur renc e of blade thrus t will be reduc ed and the operator w ill be less lik ely to los e c ontrol. S[...]

13 CLEAN AIR FIL TER A dirty air filt er decr eases engine perform- ance and inc reases fuel c onsumption and harmful emis sions . Alw ays c lean aft er ever y 5 hours of operation. 1. C lean the cov er and the area around it to keep dir t from f alling into t he car buretor chamber w hen the c over is remov ed. 2. R emove par ts as illust rated. N[...]

14 WAR N I N G : Nev er use wire, r ope, str ing, etc ., whic h c an break off and bec ome a dangerous mis sile. 5. When i nstalling new line on an ex isting spool, hold t he s pool as s hown. 6. B end the line at the midpoint and ins ert the bend into the slot in the c enter rim of the s pool. Ensure line snaps into pos ition in the s lot. Slot 7.[...]

15 BLADE REPLACEMENT Refer to the A SSEMBL Y section for blade r e- placement ins truc tions and illustrations . CARBURETOR ADJUSTMENT WAR N I N G : Keep others aw ay when making idle s peed adjustments . The t rimmer head will be spinning dur ing mos t of this pro- cedur e. Wear your protec tiv e equipment and obser ve all s afety prec autions . A[...]

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

17 DECLAR A TION OF CONFOR M ITY EC D eclarati on of C onformi ty (O nly applies to Europe) We, H usqvarna A B , SE-56 1 82 Hu skva rn a, Sw eden, tel: +46- - 36 - - 146500, as authoris ed repres entativ e in the C ommunity , declare that the brushc utter model McCul loch Mac 250 B with s erial numbers dating f rom 2009 and onwards (the y ear is c [...]

18 TE CHNICAL DA TA SHEE T M ODEL: Mac 250 B ENGINE Cy linder displac ement, c m 3 25 At maxi mum engine power , r pm 8000 Maximum rotat ional frequenc y of t he spindle 10000 Engine s peed at rec ommended maximum s pindle rotational fr equency 7400 Rec ommended speed idling, r pm 3000 Maximum engine pow er , meas ured in acc ordanc e with I SO 889[...]