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Operator´s manual

(EPA II)

Please read these instructions carefully
and make sure you understand them
before using the saw.

Summary of Contents for 2150

Page 1: ...Operator s manual EPA II Please read these instructions carefully and make sure you understand them before using the saw ...

Page 2: ...rotection Protective glasses or visor Both of the operator s hands must be used to operate the chain saw Please see page 30 in your Chain saw operator s safety manual Never operate a chain saw holding it with one hand only Please see page 30 in your Chain saw operator s safety manual Contact of the guide bar tip with any object should be avoided Please see pages 12 21 in your Chain saw operator s ...

Page 3: ...ilure Poor maintenance of the air filter will cause carbon build up on the spark plug and lead to difficult starting If the chain is badly adjusted it will cause increased wear or damage to the bar drive sprocket and chain Maintenance replacement or repair of the emission control devices and systems may be performed by any nonroad engine repair establishment or individual Jonsered has a policy of ...

Page 4: ...quipment see Cutting equipment section SAFETY INSTRUCTIONS PROTECTIVE HELMET HEARING PROTECTION PROTECTIVE GLASSES OR VISOR PROTECTIVE GLOVES WITH SAW PROTECTION PROTECTIVE TROUSERS WITH SAW PROTECTION BOOTS WITH SAW PROTECTION STEEL TOE CAP AND NON SLIP SOLE Generally clothes should be close fitting without restricting your freedom of movement ALWAYS HAVE A FIRST AID KIT NEARBY PERSONAL PROTECTIV...

Page 5: ... the front hand guard backwards towards the front handle 5 As mentioned in section A 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 A B B C D 1 The chain brake A can either be activated manually by your left hand or automatically by the inertia release mechanism a free s...

Page 6: ... but there are certain factors to remember see point 6 above SAFETY INSTRUCTIONS 2 Throttle lock The throttle lock is designed to prevent accidental opera tion of the throttle control When you press the lock A i e when you grasp the handle it releases the throttle trigger B When you release the handle the throttle trigger and the throttle lock both move back to their original positions This moveme...

Page 7: ... contact between the chain and the wood you are cutting Cutting hardwoods most broadleaf trees creates more vibration than cutting softwoods most conifers Cutting with a chain that is blunt or faulty wrong type or badly sharpened see section D will increase the vibration level The vibration damping system reduces the vibrations transmitted from the engine and chain to the handles of the chain saw ...

Page 8: ...RED to service and repair chain saws This is especially true of chain saw safety equipment If your chain saw fails any of the checks described below take it to your SERVICE AGENT When you buy any of our products we guarantee the availability of professional repairs and service If the retailer who sells your saw is not a SERVICING DEALER ask him for the address of your nearest SERVICE AGENT 1 Chain...

Page 9: ... 1 Make sure the throttle control is locked at the idle setting when you release the throttle lock 2 Press the throttle lock and make sure it returns to its original position when you release it 3 Check that the throttle control and throttle lock move freely and that the return springs work properly 4 Start the saw and apply full throttle Release the throttle control and check that the chain stops...

Page 10: ...he risk of kickback Reduce the risk of the chain breaking or jumping Obtain maximum cutting performance Extend the life of cutting equipment The 5 basic rules 1 Only use cutting equipment recommended by us See the Technical data section 2 Keep the chain cutting teeth properly sharpened Follow our instructions and use the recommended file gauge A damaged or badly sharpened chain increases the risk ...

Page 11: ...ACK REDUCTION The level of kickback reduction offered by a chain is indicated by its model number See the Technical data section to find the model numbers of chains that are recommended for use with your saw 1 Cutting equipment designed to minimise kickback Faulty cutting equipment or the wrong combination of bar and chain increases the risk of kickback Use only the bar and chain combinations reco...

Page 12: ...data section for information about sharpening your saw chain It is very difficult to sharpen a chain correctly without the right equipment We recommend you use a file gauge This will help you obtain the maximum kickback reduction and cutting performance from your chain The following faults will increase the risk of kickback considerably FILE ANGLE TOO LARGE CUTTING ANGLE TOO SMALL FILE DIAMETER TO...

Page 13: ...sharpened We recommend that you adjust the raker clearance every third time you sharpen the chain NOTE This recommendation assumes that the length of the cutting teeth is not reduced excessively To adjust the raker clearance you will need a FLAT FILE and a RAKER GAUGE Place the gauge over the raker lip Place the file over the part of the lip that protrudes through the gauge and file off the excess...

Page 14: ...nter weather As a chainsaw manufacturer we have developed an optimal chain oil which has a vegetable oil base We recommend the use of our own oil for both maximum chain life and to minimise environmental damage If our own chain oil is not available standard chain oil is recommended In areas where oil specifically for lubrication of saw chains is unavailable ordinary EP 90 transmission oil may be u...

Page 15: ...ity bearing grease SAFETY INSTRUCTIONS E Needle bearing maintenance The clutch drum is equipped with one of the following chain sprockets Spur sprocket A the chain sprocket is welded on the drum Rim sprocket B exchangeable Both versions have built in needle bearing at the drive shaft whitch has to be greased regularly once a week NOTE Use only high quality bearing grease A B F Checking wear on cut...

Page 16: ...see section on General working instructions CHECK THAT ALL SAFETY FUNCTIONS ARE WORKING see section on General working instructions and General precautions SAFETY INSTRUCTIONS HOW TO AVOID KICKBACK Kickback can happen very suddenly and violently kicking the saw bar and chain back at the user If this happens when the chain is moving it can cause very serious even fatal injuries It is vital you unde...

Page 17: ...ly The wrong combination of bar and chain can increase the risk of kickback SAFETY INSTRUCTIONS General rules 1 If you understand what kickback is and how it happens then you can reduce or eliminate the element of surprise By being prepared you reduce the risk Kickback is usually quite mild but it can sometimes be very sudden and violent 2 Always hold the saw firmly with your right hand on the rea...

Page 18: ...od The only cutting equipment that can be used with this chain saw are the combinations of bars and chains recommended in the Technical data section 2 Never use a chain saw if you are tired if you have drunk alcohol or if you are taking medication that affects your vision your judgement or your co ordination 3 Always wear suitable safety clothing See the section on Personal protective equipment 4 ...

Page 19: ... rain strong wind intense cold etc Working in cold weather is tiring and often brings added risks such as icy ground unpredictable felling direction etc 3 Take great care when removing small branches and 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 Check the area around you for possi...

Page 20: ...nish the cut Maintain full throttle but be prepared in case the chain snatches A If it is possible to turn the log you should stop cutting about 2 3 of the way through B Turn the log and finish the cut from the opposite side 2 Basic cutting technique General Always use full throttle when cutting Reduce the speed to idle after every cut running the engine for too long at full throttle without any l...

Page 21: ... B Felling direction The aim is to fell the tree in the best possible position for subsequent limbing and cross cutting You want it to fall on ground where you can move about safely The main point to avoid is letting the tree fall onto another tree It can be both difficult and dangerous to remove a tree in such a position see point 4 in this section Once you have decided which way you want the tre...

Page 22: ...h the aid of a FELLING WEDGE or BREAKING BAR C Clearing the trunk and preparing your retreat Remove any branches that are in the way To do this it is best to work from the top down and keep the trunk between you and the chain saw Never limb above shoulder height Remove any undergrowth from the base of the tree and check the area for obstacles stones branches holes etc so that you have a clear path...

Page 23: ...st on the trunk Keep the tree between you and the saw as you move along the trunk F Cutting the trunk into logs See chapter General working instructions point 2 Basic cutting technique SAFETY INSTRUCTIONS 4 Freeing a tree that has fallen badly high accident risk A Freeing a Trapped tree The safest method is to use a winch A Tractor mounted B Portable B Cutting trees and branches that are in tensio...

Page 24: ...t 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 2145 2150 23 Combination spanner 24 Chain tensioning screw 25 Operator s manual 26 Bar guard 27 Oil pump adjustment screw 2 3 13 14 15 17 18 19 20 21 1 16 25 23 26 24 27 22 5 7 9 11 4 6 8 12 ...

Page 25: ...o be checked frequently until the chain is run in Check the chain tension regularly A correctly tensioned chain gives good cutting performance and long lifetime A Fit the bar over the bar bolts Place the bar in its rearmost position Place the chain over the drive sprocket and in the groove on the bar Begin on the top side of the bar Make sure that the edges on the cutting links are facing forward ...

Page 26: ...il Never use oil intended for four stroke engines Mixing Always mix the gasoline and oil in a clean container intended for fuel Always start by filling half the amount of the gasoline to be used Then add the entire amount of oil Mix shake the fuel mixture Add the remaining amount of gasoline Mix shake the fuel mixture thoroughly before filling the saw s fuel tank Do not mix more than max one month...

Page 27: ...the bar and the chain It is important to use oil of the right viscosity according to the air temperature In temperatures below 0o C 32o F some oils become too viscous This can overload the oil pump and result in damage to the oil pump components Contact your servicing dealer when choosing chain oil Clean around the fuel cap Clean the fuel and chain oil tanks regularly The fuel filter should be cha...

Page 28: ...diately press and release the throttle when the engine starts That will disengage the throttle latch As the chain brake is still activated the engine must return to idling speed as soon as possible by disengaging the throttle latch in order to avoid unnecessary wear on the clutch assembly CAUTION Do not release the starter handle from fully pulled out position as this can cause damage on the saw P...

Page 29: ... rotate Then turn counter clockwise until the chain stops A correctly adjusted idle speed setting occurs when the engine runs smoothly in every position It should also be good margin to the rpm when the chain starts to rotate High speed needle H The high speed needle H influences the power of the saw A too lean adjusted high speed needle H high speed needle H closed too much gives overrevs and dam...

Page 30: ...in the centre of the pulley Carry the starter cord through the hole in the starter housing and the starter handle Make a knot on the starter cord Tensioning the recoil spring Lift the starter cord up in the notch on the starter pulley and turn the starter pulley 2 turns clockwise NOTE Check that the starter pulley can be turned at least half a turn when the starter cord is entirely pulled out Star...

Page 31: ...er to avoid Carburetor malfunctions Starting problems Engine power reduction Unnecessary wear on the engine parts Abnormal fuel consumption Clean the air filter daily or more often if the air is exceptionally dusty in the working area Disassemble the air filter by removing the cylinder cover and unscrew the filter When reassembling make sure that the filter is tight against the filter holder Clean...

Page 32: ...ore some special measures are required Partly reduce the air inlet of the starter and by doing that increase the engine temperature Preheat the intake air to the carburetor by using the heat from the cylinder Temperature 0 C 32 F or colder The cylinder cover is made so it can be adjusted for running in cold weather Open the winter flap so that preheated air from the cylinder can pass into the carb...

Page 33: ... occurs or if engine fails to return to idle the saw should be taken to your dealer before it is used again Also be sure that the trigger cannot be pulled until the throttle trigger lockout is depressed 2 Clean the chain brake and check its function according to the instructions Make sure that the chain catcher is undamaged Otherwise replace it immediately 3 Clean or replace the air filter as nece...

Page 34: ... guide bar with smaller nose radius than in our list For guide bars of the same length all sprocket nose guide bars of the same pitch and having the same number of of sprocket teeth may be considered to have equivalent kickback energy A hard nose bar having the same length and nose radius as a sprocket nose bar may be considered to have equivalent or less kickback energy than the sprocket nose bar...

Page 35: ...wner is responsible for the performance of all required maintenance as defined in the operator s manual YOUR WARRANTY RIGHTS AND OBLIGATIONS The EPA The US Environmental Protection Agency Environment Canada and Jonsered are pleased to explain the emissions control system warranty on your 2000 and later small nonroad engine In U S and Canada new small nonroad engines must be designed built and equi...

Page 36: ... xr 5 2001W43 108 88 29 95 ...

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