Husqvarna GR50 manual

GR41 GR50 RS44 RS52 Oper ator ′ s manual Please read the oper ator’ s manual carefully and make sure y ou understand the instructions before using the machine .[...]

2 – English KEY T O SYMBOLS Symbols W ARNING! Clearing saws, brushcutters and trimmers can be dangerous! Careless or incorrect use can result in serious or f atal injur y to the operator or others. It is e xtremely impor tant that you read and understand the contents of the operator’ s manual. Please read the operator’ s manual carefully and [...]

English – 3 CONTENTS Contents Note the f ollowing bef ore starting: Please read the oper ator’ s manual carefully . KEY T O SYMBOLS Symbols ....................................................................... 2 CONTENTS Contents ...................................................................... 3 Note the f ollowing bef ore star ting: ..[...]

4 – English INTR ODUCTION Dear Customer , Cong ratulations on y our choice to buy a Jonsered product! W e are convinced that you will appreciate with g reat satisfaction the quality and perf ormance of our product for a v er y long time to come. The purchase of one of our products gives y ou access to professional help with repairs and service wh[...]

English – 5 WHA T IS WHA T? What is what on the c learing saw? (GR41/GR50/RS44) 23 24 1 Blade 2 Grease filler cap , bev el gear 3 Be vel gear 4 Cutting attachment guard 5 Shaft 6 Handlebar 7 Throttle control 8 Stop s witch 9 Throttle lock out 10 Suppor t ey es f or har ness 11 Cylinder cov er 12 Star ter handle 13 Fuel tank 14 Choke control 15 H[...]

6 – English WHA T IS WHA T? What is what on the c learing saw? (RS52) 1 Blade 2 Grease filler cap , bev el gear 3 Be vel gear 4 Cutting attachment guard 5 Shaft 6 Handlebar 7 Throttle control 8 Stop s witch 9 Throttle lock out 10 Suppor t ey es f or har ness 11 Cylinder cov er 12 Star ter handle 13 Choke control 14 Air filter 15 Fuel tank 16 So[...]

English – 7 GENERAL SAFETY PRECA UTIONS Impor tant P ersonal pr otective equipment HELMET A helmet should be w orn if the trees being cleared are taller than 2 m. HEARING PRO TECTION W ear hear ing protection that pro vides adequate noise reduction. EYE PRO TECTION Alwa ys wear approv ed ey e protection. If you use a visor then you m ust also wea[...]

8 – English GENERAL SAFETY PRECA UTIONS Mac hine ′′ ′ ′ s safety equipment This section descr ibes the machine ′ s saf ety equipment, its pur pose , and how checks and maintenance should be carried out to ensure that it operates correctly . See the ”What is what?” section to locate where this equipment is positioned on your machine [...]

English – 9 GENERAL SAFETY PRECA UTIONS Cutting attachment guar d This guard is intended to pre vent loose objects from being thrown to wards the operator . The guard also protects the operator from accidental contact with the cutting attachment. Check that the guard is undamaged and not cr acked. Replace the guard if it has been e xposed to impa[...]

10 – English GENERAL SAFETY PRECA UTIONS F or mufflers it is very impor tant that you f ollow the instructions on checking, maintaining and servicing your machine. See instructions under the heading Checking, maintaining and ser vicing the machine’ s safety equipment. Ne ver use a machine that has a f aulty muffler . Regularly check that the [...]

English – 11 GENERAL SAFETY PRECA UTIONS Cutting equipment This section describes how to choose and maintain your cutting equipment in order to: • Reduce the risk of blade thrust. • Obtain maximum cutting perf or mance . • Extend the lif e of cutting equipment. Cutting equipment Saw b lades are intended for cutting fibrous types of w ood. [...]

12 – English GENERAL SAFETY PRECA UTIONS Sharpening the sa w blade • See the cutting attachment packaging f or correct shar pening instructions. A correctly shar pened b lade is essential for w or king efficiently and to av oid unnecessar y wear to the b lade and clearing saw . • Make sure that the b lade is well suppor ted when y ou file i[...]

English – 13 ASSEMBL Y Assembling the handlebar and thr ottle (GR41/GR50) • Remov e the screw at the rear of the throttle handle . • Slide the throttle handle onto the right side of the handlebar , (see diagram). • Align the screw hole in the throttle handle with the hole in the handlebar . • Refit the screw in the hole in the rear of th[...]

14 – English ASSEMBL Y Assembling the cutting equipment Fitting a blade guar d, grass blade and grass cutter • The blade guard (A) is fitted using 4 scre ws (L) and the suppor t plate (M) as shown. CA UTION! Alwa ys use the recommended guard f or the cutting attachment you are using. See chapter on T echnical data. • Fit the drive disc (B) o[...]

English – 15 ASSEMBL Y guard as possible . T o tighten the nut, turn the spanner in the opposite direction to the direction of rotation (Caution! left-hand thread). When loosening and tightening the saw b lade nut, there is a risk of injur y from the teeth of the saw b lade. Y ou should theref ore alwa ys ensure that your hand is shielded by the [...]

16 – English ASSEMBL Y Adjusting the harness and c learing saw Standar d harness Safety release At the front is an easily accessible , quick release . Use this if the engine catches fire or in any other emergency situation that requires you to free y ourself from the machine and harness. Spreading the load on y our shoulders A well-adjusted harn[...]

English – 17 ASSEMBL Y 4 Adjust the height of the suspension hook as described in the instructions for the standard harness. (Forestry clearing) 5 If you need to lo wer the suspension hook, f or tr imming f or e xample, mov e the suspension strap (A) to the low er mounting point on the backplate . 6 The elastic strap (B) can be tightened to trans[...]

18 – English FUEL HANDLING Fuel safety Ne ver star t the machine: 1 If you ha ve spilt fuel on it. Wipe off the spillage and allow remaining fuel to e vaporate . 2 If you ha ve spilt fuel on y ourself or your clothes , change your clothes . W ash any part of your body that has come in contact with fuel. Use soap and water . 3 If the machine is le[...]

English – 19 FUEL HANDLING Mixing • Alwa ys mix the petrol and oil in a clean container intended f or fuel. • Alwa ys star t by filling half the amount of the petrol to be used. Then add the entire amount of oil. Mix (shake) the fuel mixture. Add the remaining amount of petrol. • Mix (shake) the fuel mixture thoroughly bef ore filling the[...]

20 – English ST AR TING AND ST OPPING Chec k before starting • Check the b lade to ensure that no cracks ha ve f ormed at the bottom of the teeth or by the centre hole . The most common reason wh y cracks are f ormed is that shar p corners have been f ormed at the bottom of the teeth while shar pening or that the b lade has been used with dull [...]

English – 21 ST AR TING AND ST OPPING Starting Hold the body of the machine on the ground using y our left hand (CA UTION! Not with your f oot!). Gr ip the starter handle, slowly pull out the cord with y our right hand until you feel some resistance (the star ter pawls g rip), now quickly and powerfully pull the cord. Never twist the starter cord[...]

22 – English W ORKING TECHNIQUES General w orking instructions Basic safety rules 1 Look around you: • T o ensure that people, animals or other things cannot aff ect your control of the machine. • T o ensure that people, animals, etc., do not come into contact with the cutting attachment or loose objects that are thrown out b y the cutting at[...]

English – 23 W ORKING TECHNIQUES W orking methods • Bef ore you star t clearing, check the clearing area, the type of terrain, the slope of the ground, whether there are stones, hollo ws etc. • Star t at whiche ver end of the area is easiest, and clear an open space from which to work. • W or k systematically to and fro across the area, cle[...]

24 – English W ORKING TECHNIQUES • T o fell a tree f orwards , the bottom of the tree should be pulled backw ards. Pull the blade backw ards with a quick, firm movement. • Large stems must be cut from two sides . First determine which direction the stem will f all. Make the first cut on the f elling side. Then finish cutting the stem from [...]

English – 25 W ORKING TECHNIQUES Grass trimming with a trimmer head T rimming • Hold the trimmer head just above the g round at an angle. It is the end of the cord that does the work. Let the cord work at its own pace. Ne ver press the cord into the area to be cut. • The cord can easily remov e grass and weeds up against walls , fences , tree[...]

26 – English MAINTENANCE Carb urettor Y our Jonsered product has been designed and manufactured to specifications that reduce harmful exhaust fumes. The engine will be run in after it has used 8-10 tanks of fuel. T o ensure that the engine runs at peak performance and produces as little harmful exhaust fumes as possible after the running-in per [...]

English – 27 MAINTENANCE Fine adjustment of the idle speed T Adjust the idle speed using the idle adjustment screw T , if it is necessar y to readjust. First tur n the idle adjustment scre w T clockwise until the cutting attachment starts to rotate. Then turn the screw anticlockwise until the cutting attachment stops. The idle speed is correctly [...]

28 – English MAINTENANCE Muffler CA UTION! Some mufflers are fitted with a catalytic conv er ter . See chapter on T echnical data to see whether your machine is fitted with a catalytic conv er ter . The muffler is designed to reduce the noise le vel and to direct the e xhaust gases awa y from the operator . The e xhaust gases are hot and can[...]

English – 29 MAINTENANCE Bevel gear The be vel gear is filled with the right amount of grease at the f actor y . Howe ver , before using the machine y ou should check that the be vel gear is filled 3/4 full with grease . Use JONSERED special grease. The grease in the be vel gear does not normally need to be changed e xcept if repairs are carr i[...]

30 – English MAINTENANCE Maintenance sc hedule The f ollowing is a list of the maintenance that must be perf or med on the machine . Most of the items are described in the Maintenance section. The user m ust only carr y out the maintenance and service wor k described in this Operator’ s Manual. More e xtensive work must be carried out by an aut[...]

English – 31 TECHNICAL D A T A T echnical data Note 1: Noise emissions in the environment measured as sound po wer (L W A ) in conf ormity with EC directive 2000/14/EC . Note 2: Equiv alent sound pressure lev el is calculated as the time-weighted energy total f or sound pressure lev els under v ar ious working conditions with the follo wing time [...]

32 – English TECHNICAL D A T A Note 1: Noise emissions in the environment measured as sound po wer (L W A ) in conf ormity with EC directive 2000/14/EC . Note 2: Equiv alent sound pressure lev el is calculated as the time-weighted energy total f or sound pressure lev els under v ar ious working conditions with the follo wing time distribution: 1/[...]

English – 33 TECHNICAL D A T A EC-dec laration of conformity (Applies to Eur ope onl y) W e, Jonsered, SE-561 82 Huskvarna, Sweden, tel: +46-36-146500, declare that the clearing saws Jonsered GR41, GR50, RS44 and RS52 with serial numbers dating from 2002 onwards (the y ear is clearly stated on the rating plate, f ollowed b y the serial number), c[...]

1 Poly T rim 2 3 4 5 6 7 8 <20mm >20mm ! B A 6 Nm X 10[...]

1 2 3 4 5 6 7 8 9 35-50 NM ~ 15 cm 6' "Clic" ~ 3,5 m 11 ' 7,0 m 23' 2,4-3,3 mm .095"-.130" 12 cm 5" T rimmy SII[...]

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2,7-3,3 mm .106-.130" 15 cm 6" 15 cm 6" 15 cm 6" 15 cm 6" 1 2 3 5 6 7 10 11 1.) 2.) >1,1 Kw <1,1 Kw 2,7 mm - 9,0 m 3,0 mm - 7,5 m 3,3 mm - 6,0 m 4 8 Auto 55[...]

´®z+Rq,¶60¨ ´®z+Rq,¶60¨ "Clic" 1 2 3 5 6 7 9 10 m 32' 4 8 4,3 m 14' 2,7-3,3 mm .106-.13" 10 cm 4" 6" 15 cm T ap n’Go 45[...]

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´®z+Rq,¶60¨ 2007-04-02 ´®z+Rq,¶60¨ 1150811-26[...]