Husqvarna K 970 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 K 970 K 970 Rescue Oper ator ′ s manual Please read the operator’ s manual car efully and mak e sure y ou understand the instructions befor e using the machine.[...]

2 – English KEY T O SYMBOLS Symbols on the machine: 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 . W ear personal protectiv[...]

English – 3 CONTENTS Contents KEY T O SYMBOLS Symbols on the machine: ............................................. 2 Explanation of warning lev els ...................................... 2 CONTENTS Contents ...................................................................... 3 PRESENT A TION Dear Customer , ....................................[...]

4 – English PRESENT A TION Dear Customer , Thank you f or choosing a Husqvarna product! It is our wish that you will be satisfied with y our product and that it will be your companion f or a long time. A purchase of one of our products gives y ou access to prof essional help with repairs and ser vices. If the retailer who sells your machine is n[...]

English – 5 PRESENT A TION What is what on the power cutter - K 970? 1 F ront handle 2 W ater tap 3 W arning decal 4 Air filter cov er 5 Cylinder cov er 6 Choke 7 Throttle lock out 8 Throttle control 9 Air purge 10 Stop s witch 11 Star ter handle 12 Star ter 13 Decompression valv e 14 Muffler 15 Adjustment handle f or guard 16 Guard f or the bl[...]

6 – English PRESENT A TION What is what on the power cutter - K 970 Rescue? 1 F ront handle 2 W ater tap 3 W arning decal 4 Air filter cov er 5 Cylinder cov er 6 Choke 7 Throttle lock out 8 Throttle control 9 Air purge 10 Stop s witch 11 Star ter handle 12 Decompression valv e 13 Star ter 14 Muffler 15 Adjustment handle f or guard 16 Guard f or[...]

English – 7 MA CHINE´S SAFETY EQUIPMENT General This section describes the machine´s safety equipment, its pur pose, and ho w checks and maintenance should be carried out to ensure that it operates correctly . Throttle loc kout The throttle trigger lock is designed to pre vent accidental operation of the throttle. When the loc k (A) is pressed [...]

8 – English MA CHINE´S SAFETY EQUIPMENT Vibration damping system • Y our machine is equipped with a vibration damping system that is designed to minimize vibration and mak e operation easier . • The machine ′ s vibration damping system reduces the transf er of vibration between the engine unit/cutting equipment and the machine ′ s handle[...]

English – 9 CUTTING BLADES General • Cutting blades are a vailab le in two basic designs; abrasiv e baldes and diamond blades . • High-quality blades are often most economical. Lower quality blades often ha ve inf er ior cutting capacity and a shor ter ser vice lif e, which results in a higher cost in relation to the quantity of material that[...]

10 – English CUTTING BLADES Abrasive blades f or different materials Diamond blades General • Diamond blades consist of a steel core provided with segments that contain industrial diamonds. • Diamond blades ensure low er costs per cutting operation, f ewer b lade changes and a constant cutting depth. • When using diamond blades mak e sure t[...]

English – 11 ASSEMBLING AND ADJUSTMENTS General Checking the drive shaft and flange washers When the blade is replaced with a ne w one, chec k the flange washers and the drive shaft. • Check that the threads on the drive shaft are undamaged. • Check that the contact surf aces on the blade and the flange washers are undamaged, of the correc[...]

12 – English FUEL HANDLING General Fuel P etrol • Use good quality unleaded or leaded petrol. • The lowest octane recommended is 90 (R ON). If you run the engine on a lower octane g rade than 90 so-called knocking can occur . This gives rise to a high engine temperature, which can result in serious engine damage. • When working at continuou[...]

English – 13 OPERA TING Protective equipment General • Do not use the machine unless you are ab le to call f or help in the e vent of an accident. P ersonal pr otective equipment Y ou must use appro ved personal protectiv e equipment whene ver y ou use the machine. P ersonal protective equipment cannot eliminate the risk of injur y but it will [...]

14 – English OPERA TING W ork area safety • Obser ve y our surroundings to ensure that nothing can aff ect your control of the machine. • Ensure that no one/nothing can come into contact with the cutting equipment or be hit by parts if the blade breaks. • Do not use the machine in bad weather , such as dense f og, heavy rain, strong wind, i[...]

English – 15 OPERA TING • Mov e the blade slo wly forw ards and backw ards 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. Cutting with toothed/carbide tipped b lades during rescue operaions If the public saf ety force (fire depar tment) t[...]

16 – English OPERA TING kic kbac k can also be very violent and throw the pow er cutter up and back to wards the user in a rotating motion causing serious or ev en f atal injur y . Reactive for ce A reactive f orce is always present when cutting. The force pulls the machine in the opposite direction to the blade rotation. Most of the time this fo[...]

English – 17 ST ARTING AND ST OPPING Before starting • P erform daily maintenance. See instr uctions in the section "Maintenance". Star ting • Decompression valve: Press in the valv e to reduce the pressure in the cylinder , this is to assist star ting the power cutter . The decompression v alve should alw ays be used when star ting[...]

18 – English ST ARTING AND ST OPPING • With a cold engine: The machine stops when the engine fires becase the chokel control is pulled out. Press the choke control and the decompression v alv e. Pull the star ter handle until the engine star ts. • When the engine star ts, quickly apply full throttle to automatically disengage f ast idle. Sto[...]

English – 19 MAINTENANCE General • Let your Husqv arna dealer regular ly check the machine and mak e essential adjustments and repairs. Maintenance schedule In the maintenance schedule you can see which parts of your machine that require maintenance, and with which intervals it should take place . The inter vals are calculated based on daily us[...]

20 – English MAINTENANCE Cleaning External cleaning • Clean the machine daily by rinsing it with clean water after the work is finished. Cooling air intake • Clean the cooling air intake when needed. Spark plug • If the machine is low on pow er , difficult to star t or runs poorly at idle speed: alwa ys check the spark plug first bef ore[...]

English – 21 MAINTENANCE Replacing the drive belt • First release the two bolts and then the adjuster scre w to release the belt tension. • Now unscrew the bolts and dismantle the belt guard. • Remov e the belt from the belt pulley . • The cutting head is now loose and can be remov ed from the machine. Remove the rear belt guard b y relea[...]

22 – English MAINTENANCE Starter Checking the starter cord • Loosen the screws that hold the starter against the crankcase and remov e the star ter. • Pull the cord out about 30 cm and lift it into the cut-out in the peripher y of the star ter pulley . When the cord is intact: Release the spring tension by letting the pulley rotate slowly bac[...]

English – 23 MAINTENANCE Fitting the starter • T o fit the star ter , first pull out the star ter cord and place the star ter in position against the crankcase. Then slowly release the star ter cord so that the pulley engages with the pawls . • Tighten the screws. Fuel system General • Check that the fuel cap and its seal are not damaged.[...]

24 – English TECHNICAL D A T A T echnical data Note 1: Noise emissions in the environment measured as sound power (L W A ) in conformity with EC directive 2000/14/EC . Note 2: Equivalent sound pressure le vel, according to EN 1454, is calculated as the time-weighted energy total f or different so und pressure le vels under v arious working condit[...]

English – 25 TECHNICAL D A T A EC-declaration of conf ormity (Applies to Eur ope only) Husqvarna AB , SE-561 82 Huskvarna, Sweden, tel +46-36-146500, declares under sole responsibility that the power cutters Husqvarna K 970, K 970 Rescue from 2010’ s serial numbers and onwards (the year is clearly stated in plain te xt on the rating plate with [...]

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´®z+TNr¶6_¨ 2010-03-30 ´®z+TNr¶6_¨ 1152468-26 Original instructions[...]