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Jonsered CS 2141S - page 1
Operator’ s manual Please read the operator’ s manual carefully and make sure y ou understand the instructions before using the machine . EP A II EP A II EP A II EP A II ...
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Jonsered CS 2141S - page 2
2 – English KEY T O SYMBOLS Symbols on the mac hine: W ARNING! Chain saws can be dangerous! Careless or improper use can result in serious or fatal injury 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: • Approv ed protective helmet ...
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Jonsered CS 2141S - page 3
English – 3 CONTENTS Contents KEY T O SYMBOLS Symbols on the machine: .............................................. 2 Symbols in the operator’ s manual: ................................ 2 CONTENTS Contents ....................................................................... 3 INTRODUCTION Dear customer! ..................................... ...
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Jonsered CS 2141S - page 4
4 – English INTR ODUCTION Dear customer! Congratulations on y our choice to buy a Jonsered product! Y our purchase giv es you access to prof essional help with repairs and ser vice whenev er this ma y be necessar y . If the retailer wh o sells your machine is not one of our authorized dealers , ask for the address of y our nearest ser vicing deal ...
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Jonsered CS 2141S - page 5
English – 5 WHA T IS WHA T? What is what on the c hain saw? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 27 18 19 20 21 29 22 28 24 26 23 25 30 1 Cylinder cov er 2 F ront handle 3 F ront hand guard 4 Star ter 5 Chain oil tank 6 Star ter handle 7 Adjuster screws carb uretor 8 Choke control/Start throttle lock 9 Rear handle 10 Stop s witch (Ignition o ...
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Jonsered CS 2141S - page 6
6 – English GENERAL SAFETY PRECA UTIONS Bef ore using a new chain sa w • Please read this manual carefully . • Check that the cutting equipment is correctly fitted and adjusted. See instructions under the heading Assembly . • Refuel and star t the chain saw . See the instructions under the headings Fuel Handling and Star ting and Stopping. ...
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Jonsered CS 2141S - page 7
English – 7 GENERAL SAFETY PRECA UTIONS chain saw usage if possib le. Y our dealer , forestry school or your libr ar y can provide inf or mation about which training materials and courses are av ailable. W or k is constantly in progress to impro ve the design and technology - improv ements that increase your saf ety and efficiency . Visit y our ...
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Jonsered CS 2141S - page 8
8 – English GENERAL SAFETY PRECA UTIONS • The chain brak e (A) can either be activated manually (b y your left hand) or automatically b y the iner tia release mechanism. • The brak e is applied when the front hand guard (B) is pushed f orwards. • This mov ement activates a spring-loaded mechanism that tightens the brak e band (C) around the ...
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Jonsered CS 2141S - page 9
English – 9 GENERAL SAFETY PRECA UTIONS • In the f elling position the left hand is in a position that makes man ual activation of the chain brak e impossible. With this type of grip , that is when the left hand is placed so that it cannot aff ect the movement of the front hand guard, the chain brak e can only be activated b y the iner tia acti ...
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Jonsered CS 2141S - page 10
10 – English GENERAL SAFETY PRECA UTIONS Vibration damping system Y our machine is equipped with a vibration damping system that is designed to reduce vibration and mak e operation easier . The machine ′ s vibration damping system reduces the tr ansfer of vibration between the engine unit/cutting equipment and the machine ′ s handle unit. The ...
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Jonsered CS 2141S - page 11
English – 11 GENERAL SAFETY PRECA UTIONS General rules • Only use cutting equipment recommended b y us! See instructions under the heading T echnical data. • Keep the chain’ s cutting teeth properly sharpened! Follow our instructions and use the recommended file gauge . A damaged or badly sharpened chain increases the risk of accidents. ? ...
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Jonsered CS 2141S - page 12
12 – English GENERAL SAFETY PRECA UTIONS Chain • Chain pitch (inches) • Drive link width (mm/inches) • Number of drive links. Sharpening y our chain and adjusting depth gauge setting General information on sharpening cutting teeth • Ne ver use a b lunt chain. When the chain is blunt you ha ve to e xert more pressure to force the bar throu ...
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Jonsered CS 2141S - page 13
English – 13 GENERAL SAFETY PRECA UTIONS • File all the teeth to the same length. When the length of the cutting teeth is reduced to 4 mm (0.16") the chain is worn out and should be replaced. General advice on adjusting depth gauge setting • When you sharpen the cutting tooth (A) the depth gauge setting (C) will decrease. T o maintain op ...
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Jonsered CS 2141S - page 14
14 – English GENERAL SAFETY PRECA UTIONS Lubricating cutting equipment Chain oil Chain oil must demonstr ate good adhesion to the chain and also maintain its flow characteristics regardless of whether it is warm summer or cold winter weather . As a chain saw man ufacturer we ha ve de v eloped an optimal chain oil which has a vegetab le oil base. ...
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Jonsered CS 2141S - page 15
English – 15 GENERAL SAFETY PRECA UTIONS Chain drive sproc ket The clutch drum is fitted with one of the follo wing drive sprock ets: A Spur sprock et (the chain sprock et is welded on the drum) B Rim sprock et (replaceable) Regularly check the degree of wear on the driv e sprock et. Replace if wear is e xcessive . Replace the drive sproc ket wh ...
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Jonsered CS 2141S - page 16
16 – English ASSEMBL Y Fitting the bar and c hain Check that the chain br ake is in disengaged position by moving the front hand guard to wards the front handle. Remov e the bar nuts and remov e the clutch cov er (chain brak e). T ake off the transportation r ing (A). Fit the bar ov er the bar bolts. Place the bar in its rearmost position. Place ...
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Jonsered CS 2141S - page 17
English – 17 FUEL HANDLING Fuel Note! The machine is equipped with a two-stroke engine and must alwa ys been run using a mixture of gasoline and two- stroke 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 inaccuracies c ...
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Jonsered CS 2141S - page 18
18 – English FUEL HANDLING Fueling Clean the area around the fuel cap . Clean the fuel and chain oil tanks regularly . The fuel filter must be replaced at least once a year . Contamination in the tanks causes malfunction. Make sure the fuel is w ell mixed b y shaking the container bef ore refuelling. The capacities of the chain oil tank and fuel ...
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Jonsered CS 2141S - page 19
English – 19 ST ARTING AND ST OPPING Starting and stopping Cold engine Starting: The chain brake should be activ ated when star ting the chain saw . Activate the chain br ake by pushing the front hand guard f orwards. Ignition; choke: Set the chok e control in the choke position. This should automatically set the stop s witch to the star t positi ...
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Jonsered CS 2141S - page 20
20 – English ST ARTING AND ST OPPING Note! Pull the front hand guard to wards the front handle . The chain brak e is now disengaged. Y our sa w is ready for use. • Ne ver star t a chain saw unless the bar , chain and all cov ers are fitted correctly . See instructions under the heading Assembly . Without a bar and chain attached to the chain s ...
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Jonsered CS 2141S - page 21
English – 21 W ORKING TECHNIQUES Bef ore use: 1 Check that the chain br ake works correctly and is not damaged. 2 Check that the rear right hand guard is not damaged. 3 Check that the throttle loc kout works correctly and is not damaged. 4 Check that the stop s witch works correctly and is not damaged. 5 Check that all handles are free from oil. ...
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Jonsered CS 2141S - page 22
22 – English W ORKING TECHNIQUES 5 T ake great care when cutting a tree that is under tension. A tree that is under tension ma y spr ing back to its normal position bef ore or after being cut. If you position y ourself incorrectly or make the cut in the wrong place the tree ma y hit you or the machine and cause y ou to lose control. Both situatio ...
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Jonsered CS 2141S - page 23
English – 23 W ORKING TECHNIQUES 7 T ake great care when y ou cut with the top edge of the bar , i.e. when cutting from the underside of the object. This is known as cutting with a pushing chain. The chain tr ies to push the chain saw bac k towards the user . If the saw chain is jamming, the saw ma y be pushed back at y ou. 8 Unless the user resi ...
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Jonsered CS 2141S - page 24
24 – English W ORKING TECHNIQUES Limbing When limbing thic k branches you should use the same approach as f or cutting. Cut difficult branches piece b y piece. Cutting If you ha ve a pile of logs , each log you attempt to cut should be remov ed from the pile, placed on a sa w horse or r unners and cut individually . Remov e the cut pieces from t ...
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Jonsered CS 2141S - page 25
English – 25 W ORKING TECHNIQUES T ree felling technique Safe distance The saf e distance between a tree that is to be f elled and any one else working nearby is at least 2 1/2 tree lengths. Make sure that no-one else is in this ”risk zone” bef ore or during felling. Felling direction The aim is to f ell the tree in a position where you can l ...
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Jonsered CS 2141S - page 26
26 – English W ORKING TECHNIQUES Felling F elling is done using three cuts. First y ou make the directional cuts, which consist of the top cut and the bottom cut, then y ou finish with the f elling cut. By placing these cuts correctly you can control the f elling direction very accurately . Directional cuts T o make the directional cuts you begi ...
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Jonsered CS 2141S - page 27
English – 27 W ORKING TECHNIQUES W e recommend that you use a bar that is longer than the diameter of the tree, so that y ou can make the f elling cut and directional cuts with single cutting strokes . See instructions under the heading T echnical data section to find out which lengths of bar are recommended f or your saw . There are methods f o ...
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Jonsered CS 2141S - page 28
28 – English W ORKING TECHNIQUES How to a v oid kic kback What is kic kback? The word kic kback is used to describe the sudden reaction that causes the chain saw and bar to jump off an object when the upper quadrant of the tip of the bar , kno wn as the kickback zone , touches an object. Kickbac k alwa ys occurs in the cutting plane of the bar . ...
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Jonsered CS 2141S - page 29
English – 29 MAINTENANCE General The user must only carry out the maintenance and ser vice work described in this manual. Carb uretor adjustment Due to e xisting environmental and emissions legislation y our chain saw is equipped with mo vement limiters on the carburetor adjuster scre ws. These limit the adjustment possibilities to a maximum of a ...
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Jonsered CS 2141S - page 30
30 – English MAINTENANCE High speed jet H At the factory the engine is adjusted at sea level. When working at a high altitude or in diff erent weather conditions, temperatures and atmospheric humidity , it may be necessary to make minor adjustments to the high speed jet. CA UTION! If the high speed jet is scre wed in too far , it may dama ge the ...
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Jonsered CS 2141S - page 31
English – 31 MAINTENANCE Gr asp the chain sa w fir mly , wrapping y our fingers and thumbs around the handles. Apply full throttle and activate the chain br ake b y tilting your left wrist forw ard onto the front hand guard. Do not let go of the front handle. The chain should stop immediately . Thr ottle lock out • Make sure the throttle cont ...
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Jonsered CS 2141S - page 32
32 – English MAINTENANCE Stop switc h Star t the engine and make sure the engine stops when y ou mov e the stop switch to the stop setting. Muffler Ne ver use a machine that has a f aulty muffler . Regularly check that the muffler is securely attached to the machine. Some mufflers are equipped with a special spark arrestor mesh. If y our mach ...
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Jonsered CS 2141S - page 33
English – 33 MAINTENANCE • Undo the bolt in the centre of the pulley and remo ve the drive disc, driv e disc spring and the pulley . Inser t and secure a new starter cord in the star ter pulley . Wind appro x. 3 tur ns of the star ter cord on the star ter pulley . Fit the star ter pulley so that the end of the recoil spring hooks into the star ...
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Jonsered CS 2141S - page 34
34 – English MAINTENANCE Spark plug The spark plug condition is influenced by: • Incorrect carburetor adjustment. • An incorrect fuel mixture (too much or incorrect type of oil). • A dir ty air filter . These f actors cause deposits on the spar k plug electrodes, which ma y result in operating problems and starting difficulties. If the m ...
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Jonsered CS 2141S - page 35
English – 35 MAINTENANCE Cooling system T o keep the working temperature as low as possib le the machine is equipped with a cooling system. The cooling system consists of: 1 Air intake on the starter . 2 Air guide plate. 3 Fins on the flywheel. 4 Cooling fins on the cylinder . 5 Cylinder cov er (directs cold air ov er the cylinder). Clean the c ...
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Jonsered CS 2141S - page 36
36 – 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. Daily maintenance W eekly maintenance Monthly maintenance Clean the outside of the machine . On chain saws without a catalytic conv er ter , check the cooli ...
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Jonsered CS 2141S - page 37
English – 37 TECHNICAL D A T A T echnical data CS 2141/CS 2141S CS 2145S CS 2150 Engine Cylinder displacement, cu.in/cm 3 2,49/40,8 2,75/45,0 3,15/51,7 Cylinder bore, inch/mm 1,57/40 1,65/42 1,77/45 Stroke , inch/mm 1,28/32,5 1,28/32,5 1,28/32,5 Idle speed, r pm 2700 2700 2700 P ow er , kW/ r pm 2,0/9000 2,2/9000 2,3/9000 Ignition system Manuf ac ...
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Jonsered CS 2141S - page 38
38 – English TECHNICAL D A T A Recommended original and replacement bar and c hain combinations F ollowing is a list of recommended cutting equipment f or the Jonsered chain saw models CS 2141, CS 2141S, CS 2145S and CS 2150. The combinations of po wer head, bar and chain hav e been inv estigated in accordance with the kickbac k and vibration req ...
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Jonsered CS 2141S - page 39
English – 39 FEDERAL EMISSION CONTR OL W ARRANTY ST A TEMENT Y OUR W ARRANTY RIGHTS AND OBLIGA TIONS The EP A (The US Environmental Protection Agency), Environment Canada and Jonsered are pleased to e xplain the emissions control system warranty on y our 2001 and later small nonroad engine. In U.S . and Canada, new small nonroad engines must be d ...
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Jonsered CS 2141S - page 40
40 – English AMERICAN ST AND ARD SAFETY PRECA UTIONS Safety precautions f or chain sa w users (ANSI B 175.1-2000 Anne x C) Kic kback safety precautions With a basic understanding of kic kback, y ou can reduce or eliminate the element of sur prise. Sudden sur pr ise contributes to accidents. K eep a good fir m grip on the saw with both hands , th ...
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Jonsered CS 2141S - page 41
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Jonsered CS 2141S - page 42
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Jonsered CS 2141S - page 43
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Jonsered CS 2141S - page 44
´®z+R4G¶5g¨ 2006-06-21 ´®z+R4G¶5g¨ 1150203-95 ...
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