Jonsered CS 2139T - Manuals

English – 5 WHA T IS WHA T? What is what on the c hain saw? 1 Filter cover 2 Front handle 3 Front hand guard 4 Starter 5 Chain oil tank 6 Starter handle 7 Adjuster screws carburettor 8 Stop and choke control: Ignition on/off switch Choke control/Start throttle lock Working position 9 Rear handle 10 ...

6 – English GENERAL SAFETY PRECA UTIONS Bef ore using a new chain saw • Please read this manual carefully. • Check that the cutting equipment is correctly fitted and adjusted. See instructions under the heading Assembly. • Refuel and start the chain saw. See the instructions under the headings Fuel ...

English – 7 GENERAL SAFETY PRECA UTIONS chain sa w usage if possible. Your dealer, forestry school or your library can provide information about which training materials and courses are available. Work is constantly in progress to improve the design and technology - improvements that increase your s...

8 – English GENERAL SAFETY PRECA UTIONS • This movement activates a spring-loaded mechanism that tightens the brake band (C) around the engine drive system (D) (clutch drum). • The front hand guard is not designed solely to activate the chain brake. Another important feature is that it reduces the r...

English – 9 GENERAL SAFETY PRECA UTIONS Will my inetria activated chain brake always activate during kickback in the event of a kickback? No. First your brake must be in working order. Second the kickback must be strong enough to activate the chain brake. If the chain brake is too sensitive it would...

10 – English GENERAL SAFETY PRECAUTIONS Muffler The muffler is designed to keep noise levels to a minimum and to direct exhaust fumes away from the user. In areas with a hot, dry climate there is a high risk of fires. These areas are sometimes subject to government rules requiring among other things...

English – 11 GENERAL SAFETY PRECAUTIONS Some terms that describe the bar and chain To maintain the safety features of the cutting equipment, you should replace a worn or damaged bar or chain with a bar and chain combinations recommended by Jonsered. See instructions under the heading Technical Data ...

12 – English GENERAL SAFETY PRECAUTIONS It is very difficult to sharpen a chain correctly without the right equipment. We recommend that you use our file gauge. This will help you obtain the maximum kickback reduction and cutting performance from your chain. See instructions under the heading Techni...

English – 13 GENERAL SAFETY PRECAUTIONS Tension the chain as tightly as possible, but not so tight that you cannot pull it round freely by hand. • Undo the bar nuts that hold the clutch cover/chain brake. Use the combination spanner. Then tighten the bar nuts by hand as tight as you can. • Raise the...

14 – English GENERAL SAFETY PRECAUTIONS • Check that the groove in the edge of the bar is clean. Clean if necessary. • Check that the bar tip sprocket turns freely and that the lubricating hole in the tip sprocket is not blocked. Clean and lubricate if necessary. If the chain lubrication system is s...

English – 15 ASSEMBLY Fitting the bar and chain Check that the chain brake is in disengaged position by moving the front hand guard towards the front handle. Remove the bar nuts and remove the clutch cover (chain brake). Take off the transportation ring (A). Fit the bar over the bar bolts. Place the...

16 – English FUEL HANDLING Fuel Note! The machine is equipped with a two-stroke engine and must always be run using a mixture of petrol and two-stroke oil. It is important to accurately measure the amount of oil to be mixed to ensure that the correct mixture is obtained. When mixing small amounts of...

English – 17 FUEL HANDLING Fuelling 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 well mixed by shaking the container before refuelling. The...

18 – English STARTING AND STOPPING Starting and stopping Cold engine Starting: The chain brake must be engaged when the chain saw is started. Activate the brake by moving the front hand guard forwards. Ignition; choke: Slide the control to its rear position. Primer bulb: Press the air purge repeated...

English – 19 STARTING AND STOPPING • Never start a chain saw unless the bar, chain and all covers are fitted correctly. See instructions under the heading Assembly. Without a bar and chain attached to the chain saw the clutch can come loose and cause serious injury. • The chain brake should be activ...

20 – English WORKING TECHNIQUES Before use: 1 Check that the chain brake works correctly and is not damaged. 2 Check that the throttle lockout works correctly and is not damaged. 3 Check that the stop switch works correctly and is not damaged. 4 Check that all handles are free from oil. 5 Check that...

22 – English WORKING TECHNIQUES 8 Take great care when you cut with the top edge of the bar, i.e. when cutting from the underside of the object. This is known as cutting on the push stroke. The chain tries to push the chain saw back towards the user. If the saw chain is jamming, the saw may be pushe...

English – 23 WORKING TECHNIQUES Cutting The log is lying on the ground . There is little risk of the chain jamming or the object splitting. However there is a risk that the chain will touch the ground when you finish the cut. Cut all the way through the log from above. Avoid letting the chain touch ...

24 – English WORKING TECHNIQUES Once you have decided which way you want the top of the tree to fall you must assess which way the top of the tree would fall naturally. Several factors affect this: • Lean of the tree • Bend • Wind direction • Arrangement of branches • Weight of snow You may find you...

English – 25 WORKING TECHNIQUES Finish the felling cut parallel with the directional cut line so that the distance between them is at least 1/10 of the trunk diameter. The uncut section of the trunk is called the felling hinge. The felling hinge controls the direction that the tree falls in. All con...

26 – English WORKING TECHNIQUES How to avoid kickback What is kickback? The word kickback 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, known as the kickback zone, touches an object. Kickback always occu...

English – 27 MAINTENANCE General The user must only carry out the maintenance and service work described in this manual. Carburettor adjustment Due to existing environmental and emissions legislation your chain saw is equipped with movement limiters on the carburettor adjuster screws. These limit th...

28 – English MAINTENANCE Correctly adjusted carburettor When the carburettor is correctly adjusted the machine accelerates without hesitation and 4-cycles a little at full throttle. It is also important that the chain does not rotate at idle. If the L-jet is set too lean it may cause starting diffic...

English – 29 MAINTENANCE • Start the chain saw and apply full throttle. Release the throttle control and check that the chain stops and remains stationary. If the chain rotates when the throttle control is in the idle position you should check the carburettor idle adjustment. Chain catcher Check tha...

30 – English MAINTENANCE Starter Changing a broken or worn starter cord • Loosen the screws that hold the starter against the crankcase and remove the starter. • Pull out the cord approx. 30 cm and hook it into the notch in the rim of the pulley. Release the recoil spring by letting the pulley rotat...

English – 31 MAINTENANCE Air filter The air filter must be regularly cleaned to remove dust and dirt in order to avoid: • Carburettor malfunctions • Starting problems • Loss of engine power • Unnecessary wear to engine parts. • Excessive fuel consumption. • Remove the air filter after taking off the...

32 – English MAINTENANCE Adjustment of the oil pump The oil pump is adjustable. Adjustments are made by turning the screw using a screwdriver or combination spanner. The machine is supplied from the factory with the screw set to position 2. Turning the screw clockwise will reduce the oil flow and tu...

English – 33 MAINTENANCE Maintenance schedule The following is a list of the maintenance that must be performed on the machine. Most of the items are described in the Maintenance section. Daily maintenance Weekly maintenance Monthly maintenance Clean the outside of the machine. On chain saws without...

34 – English TECHNICAL DATA ´®z+Rvh¶6|¨ ´®z+Rvh¶6|¨ Technical data Note 1: Noise emissions in the environment measured as sound power (L WA ) in conformity with EC directive 2000/14/EC. Note 2: Equivalent sound pressure level, according to ISO 7182, is calculated as the time-weighted energy total fo...

English – 35 TECHNICAL DATA Bar and chain combinations The following recommended combinations of bar and saw chain are type approved for your chain saw. The saw chain Jonsered H36 is designed to minimize kickback (classified saw chain of low kickback type according to ANSI B175.1). Saw chain filing ...