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CS 2156  CS 2159

 

Oper

 

ator

 

 

s manual

 

Please read the oper

 

ator’s manual carefully and 

make sure you understand the instructions 
before using the machine.

Summary of Contents for CS 2156

Page 1: ...CS 2156 CS 2159 Operator s manual Please read the operator s manual carefully and make sure you understand the instructions before using the machine ...

Page 2: ... decals on the machine refer to special certification requirements for certain markets Symbols in the operator s manual Switch off the engine by moving the stop switch to the STOP position before carrying out any checks or maintenance Always wear approved protective gloves Regular cleaning is required Visual check Protective goggles or a visor must be worn Refuelling Filling with oil and adjusting...

Page 3: ...l safety 18 STARTING AND STOPPING Starting and stopping 19 WORKING TECHNIQUES Before use 21 General working instructions 21 How to avoid kickback 28 MAINTENANCE General 29 Carburettor adjustment 29 Checking maintaining and servicing chain saw safety equipment 30 Muffler 32 Starter 32 Air filter 33 Spark plug 34 Lubricating the bar tip sprocket 34 Needle bearing lubrication 34 Adjustment of the oil...

Page 4: ...lers ask for the address of your nearest service workshop It is our wish that you will be satisfied with your product and that it will be your companion for a long time Think of this operator s manual as a valuable document By following its content using service maintenance etc the life span and the second hand value of the machine can be extended If you will sell this machine make sure that the b...

Page 5: ...ar tip sprocket 14 Chain 15 Bar 16 Spike bumper 17 Chain catcher Catches chain if it jumps or breaks 18 Clutch cover 19 Right hand guard Protects right hand if chain breaks or jumps 20 Throttle control 21 Throttle lock Prevents accidental operation of throttle control 22 Decompression valve CS 2159 Automatic decompression valve CS 2156 23 Combination spanner 24 Chain tensioning screw 25 Operator s...

Page 6: ...f this operator s manual WARNING The inside of the muffler contain chemicals that may be carcinogenic Avoid contact with these elements in the event of a damaged muffler WARNING Long term inhalation of the engine s exhaust fumes chain oil mist and dust from sawdust can represent a health risk IMPORTANT The machine is only designed for cutting wood You should only use the saw with the bar and chain...

Page 7: ...d and the risk of accidents can increase if machine maintenance is not carried out correctly and if service and or repairs are not carried out professionally If you need further information please contact your nearest service workshop Chain brake and front hand guard Your chain saw is equipped with a chain brake that is designed to stop the chain if you get a kickback The chain brake reduces the r...

Page 8: ...ard backwards towards the front handle Kickback can be very sudden and violent Most kickbacks are minor and do not always activate the chain brake If this happens you should hold the chain saw firmly and not let go The way the chain brake is activated either manually or automatically by the inertia release mechanism depends on the force of the kickback and the position of the chain saw in relation...

Page 9: ...rovide the intended protection Second it must be activated during the kickback as described above to stop the saw chain Third the chain brake may be activated but if the bar is to close to you the brake might not have enough time to slow down and stop the chain before the chain saw hits you Only you and proper working technique can eliminate kickback and its danger Throttle lock The throttle lock ...

Page 10: ... and use the recommended depth gauge clearance Too large a clearance increases the risk of kickback Keep the chain properly tensioned If the chain is slack it is more likely to jump off and lead to increased wear on the bar chain and drive sprocket Keep cutting equipment well lubricated and properly maintained A poorly lubricated chain is more likely to break and lead to increased wear on the bar ...

Page 11: ...ocket Number of drive links The number of drive links is determined by the length of the bar the chain pitch and the number of teeth on the bar tip sprocket Bar groove width inches mm The groove in the bar must match the width of the chain drive links Chain oil hole and hole for chain tensioner The bar must be matched to the chain saw design Chain Chain pitch inches Drive link width mm inches Numb...

Page 12: ...of file and gauge that are recommended for the chain fitted to your chain saw Check that the chain is correctly tensioned A slack chain will move sideways making it more difficult to sharpen correctly Always file cutting teeth from the inside face Reduce the pressure on the return stroke File all the teeth on one side first then turn the chain saw over and file the teeth on the other side File all...

Page 13: ...aise the tip of the bar and stretch the chain by tightening the chain tensioning screw using the combination spanner Tighten the chain until it does not sag from the underside of the bar Use the combination spanner to tighten the bar nuts while lifting the tip of the bar at the same time Check that you can pull the chain round freely by hand and that it does not sag from the underside of the bar T...

Page 14: ...cted Clean if necessary 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 still not working after carrying out the above checks and associated measures you should contact your service agent Chain dri...

Page 15: ...nts happen when the chain touches the operator Wear personal protective equipment See instructions under the heading Personal protective equipment Do not tackle any job that you feel you are not adequately trained for See instructions under the headings Personal protective equipment How to avoid kickback Cutting equipment and General working instructions Avoid situations where there is a risk of k...

Page 16: ...correctly over the drive sprocket and that the chain is correctly located in the groove in the bar Tighten the bar nuts finger tight Tension the chain by turning the chain tensioning screw clockwise using the combination spanner The chain should be tensioned until it does not sag from the underside of the bar The chain is correctly tensioned when it does not sag from the underside of the bar but c...

Page 17: ...nd performance use JONSERED two stroke engine oil which is specially formulated for our air cooled two stroke engines Never use two stroke oil intended for water cooled engines sometimes referred to as outboard oil rated TCW Never use oil intended for four stroke engines A poor oil quality and or too high oil fuel ratio may jeopardise function and decrease the life time of catalytic converters Mix...

Page 18: ...er designed for that purpose For longer periods of storage or for transport of the chain saw the fuel and chain oil tanks should be emptied Ask where you can dispose of waste fuel and chain oil at your local petrol station Ensure the machine is cleaned and that a complete service is carried out before long term storage The bar guard must always be fitted to the cutting attachment when the machine ...

Page 19: ...h the rear handle Pull the starter handle with your right hand and pull out the starter cord slowly until you feel a resistance as the starter pawls engage then pull firmly and rapidly Never twist the starter cord around your hand CAUTION Do not pull the starter cord all the way out and do not let go of the starter handle when the cord is fully extended This can damage the machine Push in the chok...

Page 20: ...is very dangerous because you may lose control of the saw Never start the machine indoors Exhaust fumes can be dangerous if inhaled Observe your surroundings and make sure that there is no risk of people or animals coming into contact with the cutting equipment Always hold the saw with both hands The right hand should be on the rear handle and the left hand on the front handle All people whether r...

Page 21: ...avoid cutting bushes i e cutting many small branches at the same time Small branches can be grabbed by the chain and thrown back at you causing serious injury 4 Make sure you can move and stand safely Check the area around you for possible obstacles roots rocks branches ditches etc in case you have to move suddenly Take great care when working on sloping ground 5 Take great care when cutting a tre...

Page 22: ...at might make you trip or lose your balance Lack of concentration can lead to kickback if the kickback zone of the bar accidentally touches a branch nearby tree or some other object Have control over the workpiece If the pieces you intend to cut are small and light they can jam in the saw chain and be thrown towards you Even if this does not need to be a danger you may be surprised and lose contro...

Page 23: ...e the cut is complete There are five important factors you should consider before making a cut 1 Make sure the cutting equipment will not jam in the cut 2 Make sure the object you are cutting will not split 3 Make sure the chain will not strike the ground or any other object during or after cutting 4 Is there a risk of kickback 5 Do the conditions and surrounding terrain affect how safely you can ...

Page 24: ...og Turn the log and finish the cut from the opposite side The log is supported at one end There is a high risk that it will split Start by cutting from below about 1 3 of the way through Finish by cutting from above so that the two cuts meet The log is supported at both ends There is a high risk that the chain will jam Start by cutting from above about 1 3 of the way through Finish by cutting from...

Page 25: ...very dangerous to remove a trapped tree and there is high accident risk See instructions under the heading Freeing a tree that has fallen badly Clearing the trunk and preparing your retreat Delimb the stem up to shoulder height It is safer to work from the top down and to have the tree between you and the saw Remove any undergrowth from the base of the tree and check the area for obstacles stones ...

Page 26: ...e spike bumper if one is fitted just behind the felling hinge Use full throttle and advance the chain bar slowly into the tree Make sure the tree does not start to move in the opposite direction to your intended felling direction Drive a wedge or breaking bar into the cut as soon as it is deep enough Finish the felling cut parallel with the directional cut line so that the distance between them is...

Page 27: ...mounted Portable Cutting trees and branches that are in tension Preparations Work out which side is in tension and where the point of maximum tension is i e where it would break if it was bent even more Decide which is the safest way to release the tension and whether you are able to do it safely In complicated situations the only safe method is to put aside your chain saw and use a winch General ...

Page 28: ...lose as possible to the chain saw for maximum control If possible let the weight of the chain saw rest on the trunk Keep the trunk between you and the chain saw as you move along the trunk Cutting the trunk into logs See instructions under the heading Basic cutting technique WARNING Kickback can happen very suddenly and violently kicking the chain saw bar and chain back at the user If this happens...

Page 29: ...es while idling the T screw must be turned anti clockwise until the chain stops Rec idle speed 2700 rpm Fine adjustment When the machine has been run in the carburettor should be finely adjusted The fine adjustment should be carried out by a qualified person First adjust the L jet then the idling screw T and then the H jet Changing the type of fuel Fine tuning may be required if the chain saw afte...

Page 30: ... the engine Checking maintaining and servicing chain saw safety equipment Chain brake and front hand guard Checking brake band wear Brush off any wood dust resin and dirt from the chain brake and clutch drum Dirt and wear can impair operation of the brake Regularly check that the brake band is at least 0 6 mm thick at its thinnest point Checking the front hand guard Make sure the front hand guard ...

Page 31: ...tle lock move freely and that the return springs work properly 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 that the chain catcher is not damaged and is firmly attached to the bo...

Page 32: ...fler equipped with a catalytic converter significantly reduces the amount of hydrocarbons HC nitrogen oxides NO and aldehydes in the exhaust fumes Carbon monoxide CO which is poisonous and odourless is not however reduced Consequently never work in an enclosed or badly ventilated area Good air circulation should always prevail when working in snowy hollows ravines or in confined conditions Starter...

Page 33: ... fit the starter first pull out the starter cord and place the starter in position against the crankcase Then slowly release the starter cord so that the pulley engages with the pawls Fit and tighten the screws that hold the starter 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 Unnecessa...

Page 34: ...le bearing on the output shaft This needle bearing must be lubricated regularly once a week CAUTION Use a high quality bearing grease or engine oil See instructions under the heading Cutting equipment 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 ...

Page 35: ...ted for running in cold weather Twist the winter flap so that preheated air from the cylinder can pass into the carburettor space preventing icing of the air filter etc For temperatures below 5 C and or in snow conditions there is also a special cover A for the starter housing a winter plug B for the air nozzle that is fitted as shown These reduce the flow of cooling air and prevent large amounts ...

Page 36: ...Check the lubrication hole in the bar to be sure it is not clogged Clean the bar groove If the bar has a sprocket tip this should be lubricated Lubricate the clutch drum bearing Clean the outside of the carburettor Check that the bar and chain are getting sufficient oil File off any burrs from the edges of the bar Check the fuel filter and the fuel hose Replace if necessary Check the saw chain wit...

Page 37: ...cturer of carburettor Walbro Walbro Carburettor type HDA 199A HDA 199A Fuel tank capacity litre 0 68 0 68 Oil pump capacity at 9 000 rpm ml min 6 17 6 17 Oil tank capacity litre 0 38 0 38 Type of oil pump Automatic Automatic Weight Chain saw without bar or chain empty tanks kg 5 6 CS 2156 CS 2156 C 5 7 CS 2156 CWH 5 6 CS 2159 CS 2159 C 5 7 CS 2159 W CS 2159 WH CS 2159 CWH Noise emissions see note ...

Page 38: ...r your chain saw Saw chain filing and file gauges Bar Chain Length inches Pitch inch Groove width mm Max number of teeth on the bar tip sprocket Type Length drive links no 13 0 325 1 5 10T Jonsered S25 56 15 0 325 1 5 10T 64 16 0 325 1 5 10T 66 18 0 325 1 5 10T 72 15 3 8 1 5 11T Jonsered S42 56 16 3 8 1 5 11T 60 18 3 8 1 5 11T 68 20 3 8 1 5 11T 72 ...

Page 39: ...llowing standards have been applied EN292 2 CISPR 12 1997 EN608 Notified body 0404 SMP Svensk Maskinprovning AB Fyrisborgsgatan 3 SE 754 50 Uppsala Sweden has carried out EC type examination in accordance with the machinery directive s 98 37 EC article 8 point 2c The certificates for EC type examination in accordance with annex VI have the numbers 404 03 1000 CS 2156 CS 2156W CS 2156WH CS 2156C CS...

Page 40: ... z R 6B 2005 01 27 z R 6B 1150046 26 ...

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