Husqvarna K950 manuale d’uso

E E E E n n n n g g g g l l l l i i i i s s s s h h h h K950 Oper ator’ s manual (EP A) Please read the operator’ s man ual carefully and mak e sure you understand the instructions before using the machine.[...]

2 – English KEY T O SYMBOLS Ke y to symbols W ARNING! The machine can be a dangerous tool if used incorrectly or carelessly , which can cause serious or f atal injur y to the operator or others. Please read the operator’ s manual carefully and make sure y ou understand the instructions before using the machine . Alwa ys wear : • Protective he[...]

English – 3 CONTENTS Contents KEY T O SYMBOLS K ey to symbols ............................................................. 2 CONTENTS Contents ...................................................................... 3 WHA T IS WHA T? What is what on the power cutter? ............................... 4 SAFETY INSTRUCTIONS Steps bef ore using a new p[...]

4 – English WHA T IS WHA T? What is what on the power cutter? 17 13 12 9 10 8 11 18 15 2 22 19 14 1 5 6 7 3 16 20 21 4 23 1 Cylinder cov er 2 Muffler 3 Fuel tank 4 Star t throttle lock 5 Choke 6 Throttle lock out 7 Stop s witch 8 Cutting head 9 Cutting arm 10 Belt tensioner 11 Cutting blade 12 Throttle control 13 Combination spanner 14 Air filt[...]

English – 5 SAFETY INSTR UCTIONS Steps bef ore using a new po wer cutter • Please read the operator’ s manual carefully . • Check the cutting b lade’s mounting, see the chapter ”Assembly”. • Star t the engine and check the idling setting, see instructions under the heading Maintenance. When the carburettor is set correctly the cutti[...]

6 – English SAFETY INSTR UCTIONS • Heavy-duty , fir m grip gloves . • Tight-fitting, heavy-duty and comf or table clothing that permits full freedom of movement. • Use leg-guards recommended f or the material to be cut. • Boots with steel toe-caps and non-slip sole • Alwa ys have a first aid kit nearb y . Machine ′ s safety equipme[...]

English – 7 SAFETY INSTR UCTIONS The trigger lock remains pressed in as long as the throttle is pressed. When the grip on the handle is released the throttle trigger and the throttle tr igger lock both return to their original positions. This is controlled b y two independent retur n spring systems. This means that the throttle trigger is automat[...]

8 – English SAFETY INSTR UCTIONS • Star t the power cutter and apply full throttle . Release the throttle control and check that the cutting b lade stops and remains stationar y . If the cutting blade rotates when the throttle is in the idle position you should chec k the carburettor’ s idle adjustment. See instructions under the heading Main[...]

English – 9 SAFETY INSTR UCTIONS General w orking instructions Basic safety rules • Look around you: - T o ensure that people, animals or other things cannot aff ect your control of the machine . - T o make sure that none of the abo v e come into contact with the cutting blade . • Do not use the machine in bad weather , such as dense f og, ra[...]

10 – English SAFETY INSTR UCTIONS • Mov e the blade slowly f orwards and bac kwards to achiev e a small contact area between the b lade and the material to be cut. This reduces the temperature of the blade and ensures eff ective cutting. • F eed down the machine in line with the b lade. Pressure from the side can damage the blade and is v er [...]

English – 11 SAFETY INSTR UCTIONS Pinching/r otation If the cut is pressed together this can lead to jamming. The machine can be pulled down suddenly with a v er y powerful jerk. How to a v oid pinching Suppor t the work piece in such a wa y that the cut remains open during the cutting operation and when the cut is finished. Cutting blades Gener[...]

12 – English SAFETY INSTR UCTIONS Abrasive discs The cutting material on abrasive discs consists of g rit bonded using an organic binder . ”Reinforced blades” are made up of a f abric or fibre base that prev ents total breakage at maximum working speed if the blade should be crac ked or damaged. A cutting blade’ s perf ormance is deter min[...]

English – 13 ASSEMBL Y Assembling the cutting head Remov e the bolt (1) and nut (2). Remove the guard. Fit the drive belt on the clutch drum. Fit the guard and tighten the screws . Run the drive belt ov er the cutting head’ s belt pulley (2). P osition the belt guard and secure the cutting head together with the belt guard. Tighten both bolts ([...]

14 – English FUEL HANDLING Fuel CA UTION! The machine is equipped with a two-strok e engine and must alwa ys been run using a mixture of gasoline and two-strok e engine oil. It is impor tant to accurately measure the amount of oil to be mix ed to ensure that the correct mixture is obtained. When mixing small amounts of fuel, e ven small inaccurac[...]

English – 15 ST AR TING AND ST OPPING Star ting and stopping Starting a cold engine Ignition: Slide the ignition s witch to the left. Choke: Pull the choke control fully out. Start throttle lock: Press in the throttle trigger lock, throttle control and then the star t throttle lock (A). Release the throttle control and it is lock ed in the half t[...]

16 – English MAINTENANCE T ensioning the drive belt • The drive belt is fully enclosed and well protected from dust and dir t. • When tensioning the drive belt, slightly loosen the nuts (A) holding the cutting head and belt guard. • T ur n the tension screw so that the nut (B) aligns with the arrow on the guard. Shake the head to ensure the[...]

English – 17 MAINTENANCE Fuel filter • The fuel filter sits inside the fuel tank. • The fuel tank must be protected from contamination when filling. This reduces the r isk of operating disturbances caused by b lockage of the fuel filter located inside the tank. • The filter cannot be cleaned but m ust be replaced with a new filter whe[...]

18 – English MAINTENANCE Star ter Changing a broken or w orn star ter cord • Loosen the screws that hold the starter against the crankcase and remov e the star ter. • Pull out the cord appro x. 30 cm (12 inches) and hook it into the notch in the rim of the pulley . Release the recoil spring by letting the pulley rotate slo wly backwards. • [...]

English – 19 MAINTENANCE Spark plug The spark plug condition is influenced by: • Incorrect carburetor adjustment. • Wrong fuel mixture (too much oil). • A dir ty air filter . These f actors cause deposits on the spark plug electrodes, which ma y result in operating prob lems and star ting difficulties. • If the machine is low on po wer[...]

20 – English MAINTENANCE General maintenance instructions Below y ou will find some general maintenance instructions. If you hav e more questions, contact your service agent. Daily maintenance 1 Check that the components of the throttle control w ork smoothly (throttle control and throttle tr igger lock). 2 Check the tension of the driv e belt. [...]

English – 21 TECHNICAL D A T A Cutting equipment Engine K950 Cylinder displacement, cu.in/cm 3 5,7/93,6 Cylinder bore, inch/mm 2,2/56 Stroke , inch/mm 1,5/38 Idle speed, r pm 2500 Recommended max. speed, r pm 9750 ± 250 P ower , kW/ r pm 4,5/9000 Ignition system Manuf acturer of ignition system EM T ype of ignition system ET Spark plug NGK BPMR [...]

22 – English FEDERAL EMISSION CONTR OL W ARRANTY ST A TEMENT ´®z+R<y¶5®¨ ´®z+R<y¶5®¨ Y OUR W ARRANTY RIGHTS AND OBLIGA TIONS The EP A (The US Environmental Protection Agency), Environment Canada and Husqv ar na Constr uction Products are pleased to e xplain the emissions control system warranty on your 2001 and later small nonroad[...]

[...]

´®z+R<y¶5®¨ 2007-01-02 ´®z+R<y¶5®¨ 1150288-95 ! W ARNING! Cutting, especially when DR Y cutting, g enerates dust that comes from the material being cut, which frequently contains silica. Silica is a basic component of sand, quar tz, bric k clay , granite and numer ous other minerals and roc ks. Exposure to excessive amount of such d[...]