McCulloch M4218 manuale d’uso

INSTRUCTION MANUAL IMP ORTANT I NF ORM A T ION : Please read these i ns t ructions caref u l ly and make sure you understand them befor e using this unit. Retai n these instr uctions for futur e ref erence. MANUEL D’INSTRUCTIONS REN SEIGN EMENT S IMPO RT AN TS: Avan t d’utilis er ce t apparei l, veuill ez lir e atentivem ent les inst ructions e[...]

2 ID ENTIFI CA TION (WHA T IS WHA T?) Prime r Bulb Fuel Mix Fill Cap Starter H ousing Bar O il Fill Cap Chain Front H and Guard Front Handle Starter Rope ON/ST OP Swit ch Muffler Bar Sproc ket Hole Chain Adjus tment T ool (Bar T ool) Idle Speed Sc rew Bumper Spik e Guide B ar Cy linder Cover Throttle Lock out Rear Handle Throttle Trigger Chok e Kno[...]

3 IDEN TIFICA T ION OF SYMBOL S Mov e ON /STOP s wit ch to the ON pos ition. Slowly pres s primer bulb 6t i m e s . Pull the s tarter rope shar ply 5 times with your right hand. Pull the s tarter rope s harply with y our right hand until the engine s tarts . Pull c hoke/fast idle lev er out to the f ull extent (to the FULL C HOK E posi- tion). Push[...]

4 S Make s ure the c hain will not mak e contac t with any objec t while star ting the engine. Nev er try to s tart the s aw when t he guide bar is in a c ut. S Do not put pres sure on the saw at the end of the cut . Applyin g press ure c an caus e y ou to lose c ontrol w hen the cut is c ompleted and may c ause s erious per sonal injur y . S Stop [...]

5 S Mix and pour fuel in an outdo or area on bare ground; s tore fuel in a c ool, dry, well venti - lated plac e; and us e an appr oved, mark ed conta iner for all fuel purpos es. Wi pe up all fuel s pills befor e starti ng saw . S M ove at least 10 feet ( 3 meters) fr o m fuel- ing site bef ore start ing engine. S Turn the engine of f and let saw [...]

6 S Keep a good, fir m grip on the s aw w ith both hands when t he engine is running and don’t let go. A firm grip w ill help you reduc e kic kbac k and maintain control of the s aw . Keep the fingers of y our left hand enc ir- cling and y our left thumb under the front handlebar . Keep y our r ight hand complete- ly around the rear handle whethe[...]

7 A TTA CHIN G THE BA R & CHAI N (If not already at tached) 1 . M o v eO N / S T O P s w i t c ht ot h eS T O P position. 2. Mak e sure chain br ake is dis engaged (see CHAIN BRAKE in the O PERA TION sec tion). IMPO RT ANT : B efore proceeding to nex t step, ens ure unit is on a flat sur face and in an upright pos ition as show n in illustratio[...]

8 5. R eturn adjus tment kn ob handle to original posit ion. Ensur e teeth of adjust ment knob handle are enga ged with notc hes in the chain br ake and adjustment kn ob handle is la ying flat. T eeth Notc hes CHAIN TENSION (Including units with chain a lready insta lled) WAR NI N G : W ear protec tive gloves when handling c hain. The chain is s ha[...]

9 Oil Cap Fu el m ix c ap FU ELIN G ENG INE WAR NI N G : Remove fuel c ap slowly when refueling. This engin e is c ertified to oper ate on unleaded gasol ine. Before operation, gas oline must be mixed w ith a good quality 2- cyc le air-c ooled engine oil des igned to be mix ed at a ratio o f 40:1. A 40:1 rat io is obt ained by mix ing 0,125 liter o[...]

10 completely (to the OFF C HOKE position) and then following t he warm engine starting proc edure listed above. E nsure the O N/ STOP s witch is in the O N pos ition. Star ting could r equire pulling the star ter rope handle many times depending on how badly the unit is flooded. If engine fails to start , r efer to the TROUBLESHOOTING T ABLE. CHA [...]

11 Natural c onditions that c an caus e a tree to fall in a partic ular direc tion include: S The wind direc tion and speed. S The lean of the t ree. The lean of a tree might not be apparent due to unev en or sloping terrain. Us e a plumb or lev el t o de- termine the direc tion of tree lean. S Weight and br anches on one s ide. S Surrounding tr ee[...]

12 Overcut ting begins on the top side of the log with the s aw against the l og. When ov ercut- ting use light downw ard press ure. Ove rcu tting Undercutti ng Undercutti ng involv es cutting on the under- side of the log w ith top of saw agains t the log. When underc utting us e light upw ard pres- sur e. Hold saw firmly and maintain c ontrol. Th[...]

13 S Ma ke you r fist cut 1/3 of the w ay through the bottom of the limb. S Ne xt ma ke a 2n d cu t al l the w ay through the limb . Then cut a thir d over cut leaving a 1 to 2 inc h c ollar from the trunk of the tree. First cut Second cu t Third cut Col la r Pruning techniq ue SER VICE AND ADJUST MENT S WAR NI N G : Improper maintenan ce could r e[...]

14 Replac e guide bar when the groove is wor n, the guide bar is bent or c rack ed, or when exc ess heating or burring of the rails occ urs. If replac ement is nec ess ary , us e only the guide bar specified for your saw in the re pair parts list or on the dec al locat ed on the chain s aw . SP ARK PLUG The spar k plug should be replac ed each year[...]

15 TROUBLE CAUSE REMEDY Engine will not star t or will run only a few sec onds after star ting. 1. Ignition s witc h of f. 2. Engine flooded. 3. Fuel tank empty. 4. Spark plug not fir ing. 5. Fuel not r eaching car buretor . 1. Move ignit ion switc h to ON. 2. See “D if fic ult Starting” in Oper ation Section. 3. Fill tank w ith correc t fuel m[...]

16 TECHNICAL DA T A SHEET Engine M3816 M4218 Cy linder volume, c m 3 38 42 Stroke, m m 32 32 Idle speed, r pm 3,000 3,000 Rec ommended max. sp eed , un lo ad ed , rpm 13,000 13,000 Power , kW 1,6 1,7 Ignition syst em Manufactur er W albro T y pe of ignition sy stem CD Spark plug Champion Elec trode gap, mm 0,5 Fuel and lubri cation system Manufactu[...]

17 ST A T EMENT OF W ARRANTY Hus qvarna O utdoor Product s pr o v ides war- ranty t o the initial purc haser for all pr oducts that are s old by an authorised Husqv arna Outdoor P roducts D ealer . The w arranty prov ides the purc haser with a guarantee agains t faulty w orkmans hip in manufactur e and/or def ective c omponents. If any pr oduct sup[...]