Makita UC4051A power chainsaw
Contents
1. Loosen the nut Press and fully open the lever until it stops Turn the lever counterclockwise To install the sprocket cover perform the above steps in reverse Removing or installing saw chain ACAUTION Always wear gloves when installing or removing the saw chain To remove the saw chain perform the following steps 1 Loosen the sprocket cover 2 For nut models Turn the chain adjusting screw counterclockwise to release the saw chain tension For lever models Turn the adjusting dial to direction to loosen the saw chain tension 1 Adjusting screw 1 Adjusting dial 3 Remove the sprocket cover 4 Remove the saw chain and guide bar from the chain saw To install the saw chain perform the following steps 5 Make sure the direction of the chain The arrow mark on the chain shows the direction of the chain 1 Sprocket 6 Fitin one end of the saw chain on the top of the guide bar and the other end of it around the sprocket 7 Place the guide bar on the chain saw 8 Align the tension slide with the hole of the guide bar 11 1 Guide bar 2 Hole We 9 Holding the guide bar and turn the chain adjusting screw dial to adjust the saw chain tension Place the sprocket cover so that the hooks fit alongside the holes and the pin fits its counterpart on the sprocket cover 1 Lever 2 Sprocket cover Adjusting saw2. Vat aw a DOUBLE INSULATION ENGLISH Original instructions SPECIFICATIONS Model UC3050A UC3051A UC3550A UC3550AP UC3551A UC4050A UC4051A UC4550A UC4551A Max chain speed 14 5 m s 870 m min Bar length 300 mm 350 mm 400 mm 450 mm N Cutting length 260 mm 320 mm 355 mm 415 mm Guide bar type Sprocket nose bar Type 91PX oi Pitch 3 8 No of drive links 46 52 56 62 Recommended guide bar length 300 450 mm Overall length without guide bar 505 mm Net weight 5 4 kg 5 5 kg 5 5 kg 5 6 kg 5 5 kg 5 6 kg 5 7 kg Extension cable optional DIN 57282 HO 7RN F L 30 m max 3x1 5 mm Due to our continuing program of research and development the specifications herein are subject to change without notice Specifications may differ from country to country Weight according to EPTA Procedure 01 2003 END218 7 Symbol The following show the symbols used for the equipment Be sure that you understand their meaning before use Oi Read instruction manual and follow the warnings and safety instructions Wear eye protection Wear ear protection DOUBLE INSULATION Caution particular care and attention required Caution withdraw the mains plug immediately if the cable is damaged Caution kickback Protect against rain and damp Wear a helmet protection Wear safety gloves goggles and ear Withdraw
3. Waste oil contains carcinogenic substances The contaminants in waste oil cause accelerated wear of the oil pump the bar and the chain Waste oil is harmful to the environment When filling the chain saw with chain oil for the first time or refilling the tank after it has been completely emptied add oil up to the bottom edge of the filler neck The oil delivery may otherwise be impaired 1 Oil filler cap 2 Strap To fill the oil perform the following steps 1 Clean the area around the oil filler cap thoroughly to prevent any dirt from entering the oil tank 2 Unscrew the oil filler cap and add oil up to the lower edge of the filler neck 3 Screw the oil filler cap firmly back in place 4 Wipe away any spilt chain oil carefully NOTE When the chain saw is used for the first time it may take up to two minutes for the saw chain oil to begin its lubricating effect upon the saw mechanism Run the saw without load until it does so see CHECKS CHECKS Before starting work carry out the following checks Checking the chain tension AWARNING Always withdraw the mains plug before checking the chain tension and wear safety gloves For nut models Loosen Tighten Chain adjusting screw Guide bar Saw chain Loosen Tighten Adjusting dial Guide bar Saw chain NANA Make sure the saw chain fits snugly against the lower side of the bar see circle Check the chain tension frequently as
4. sawing dry wood Protection against electric shock The chain saw must not be used in wet weather or damp environments as the electric motor is not waterproof Only plug the saw into sockets in tested electrical circuits Check that the system voltage matches that on the rating plate Ensure that a 16 A line fuse is fitted Saws used in the open air must be connected to a residual current operated circuit breaker with an operating current no higher than 30 mA Should the connecting cable be damaged withdraw the mains plug immediately Safe working practices 1 Before starting work check that the chain saw is in proper working order and that its condition complies with the safety regulations Check in particular that The chain brake is working properly The run down brake is working properly The bar and the sprocket cover are fitted correctly The chain has been sharpened and tensioned in accordance with the regulations The mains cable and mains plug are undamaged Refer to the CHECKS section 2 Always ensure in particular that the extension cable used is of adequate cross section see SPECIFICATIONS When using a cable reel wind the cable completely off the reel When using the saw in the open air ensure that the cable employed is intended for open air use and is rated accordingly Keep the cord away from the cutting area and to position cord so that it will not be caught on branches and t
5. vessels or the nervous system Vibration may cause the following symptoms to occur in the fingers hands or wrists Falling asleep numbness tingling pain stabbing sensation alteration of skin colour or of the skin If any of these symptoms occur see a physician SAVE THESE INSTRUCTIONS AWARNING DO NOT let comfort or familiarity with product gained from repeated use replace strict adherence to safety rules for the subject product MISUSE or failure to follow the safety rules stated in this instruction manual may cause serious personal injury DESIGNATION OF PARTS For Model UC3050A UC3550A UC3550AP UC4050A Nut model the sprocket cover is tightened by nuts UC4550A Lever model the sprocket cover is tightened by lever For Model UC3051A UC3551A UC4051A UC4551A For all models Rear handle Lever Oil filler cap Switch trigger Adjusting screw dial Lock off button Front handle Sprocket cover Chain catcher Front hand guard Rear hand guard Guide bar cover Guide bar Spike bumper Cord hook Saw chain Oil level sight Adjusting screw for oil pump For lever models ASSEMBLY ACAUTION Always be sure that the tool is switched off and unplugged before carrying out any work on the tool Removing or installing sprocket cover To remove the sprocket cover perform the following steps For nut models 1 Lever 2 Sprocket cover
6. Vinkstraat 2 3070 Belgium GEA005 3 General Power Tool Safety Warnings A WARNING Read all safety warnings and all instructions Failure to follow the warnings and instructions may result in electric shock fire and or serious injury Save all warnings and instructions for future reference The term power tool in the warnings refers to your mains operated corded power tool or battery operated cordless power tool Work area safety 1 Keep work area clean and well lit Cluttered or dark areas invite accidents 2 Do not operate power tools in explosive atmospheres such as in the presence of flammable liquids gases or dust Power tools create sparks which may ignite the dust or fumes 3 Keep children and bystanders away while operating a power tool Distractions can cause you to lose control Electrical safety 4 Power tool plugs must match the outlet Never modify the plug in any way Do not use any adapter plugs with earthed grounded power tools Unmodified plugs and matching outlets will reduce risk of electric shock 5 Avoid body contact with earthed or grounded surfaces such as pipes radiators ranges and refrigerators There is an increased risk of electric shock if your body is earthed or grounded 6 Do not expose power tools to rain or wet conditions Water entering a power tool will increase the risk of electric shock 10 Do not abuse the cord Never use the cord for carrying pulling or un
7. chain tension The saw chain may become loose after many hours of use From time to time check the saw chain tension before use Loosen the sprocket cover lightly Lift up the guide bar tip slightly 3 Turn the adjusting screw dial to adjust saw chain tension Na 1 Loosen 2 Tighten 3 Chain adjusting screw 4 Guide bar 5 Saw chain Loosen Tighten Adjusting dial Guide bar Saw chain MBA 4 Tighten the saw chain until the lower side of the saw chain fits in the guide bar rail see circle 5 Keep holding the guide bar lightly tighten the sprocket cover after adjusting the chain tension Make sure that the saw chain does not loose at lower side Make sure the saw chain fits snugly against the lower side of the bar ACAUTION Do not tighten the saw chain too much Excessively high tension of saw chain may cause breakage of saw chain wear of the guide bar and breakage of the adjusting dial A chain which is too loose can jump off the bar and therefore presents an accident risk Carry out the procedure of installing or removing saw chain in a clean place free from sawdust and the like Engaging extension cord ACAUTION Make sure that the extension cord is unplugged to the mains outlet Cord hook Tool s cord Extension cord Plug and socket the shape may differ from country to country RON When engaging the extension cord secure it to the chain saw s cord with the co
8. new chains are subject to elongation Excessively high tension of saw chain may cause breakage of saw chain wear of the guide bar and breakage of the adjusting dial A chain which is too loose can jump off the bar and therefore presents an accident risk If the chain is too loose Refer to the section titled Adjusting saw chain tension and adjust the saw chain tension again Checking the switch action ACAUTION Before plugging in the tool always check to see that the switch trigger actuates properly and returns to the OFF position when released To prevent the switch trigger from being accidentally pulled a lock off button is provided To start the tool depress the lock off button and pull the switch trigger Release the switch trigger to stop Do not pull the switch trigger hard without depressing the lock off button This may cause switch breakage Checking the chain brake NOTE If the chain saw fails to start check whether the chain brake is released To release the chain brake pull the hand guard backwards firmly until you feel it engage 1 Front hand guard 2 Lock 3 Unlock 1 Front hand guard 2 Unlock 3 Lock Check the chain brake as follows 1 Hold the chain saw with both hands when switching it on Hold the rear handle with your right hand the front handle with your left Make sure that the bar and the chain do not contact with any object 2 First press th
9. the oil pump feed rate with the adjusting screw WORKING WITH THE CHAIN SAW ACAUTION Always use a front handle and rear handle and firmly hold the tool by both front handle and rear handle during operations Always secure the timber to be cut otherwise the cut fragments may cause personal injury Bucking 1 Spike bumper For bucking cuts rest the spike bumper shown in the figure on the wood to be cut With the saw chain running saw into the wood using the rear handle to raise the saw and the front one to guide it Use the spike bumper as a pivot Continue the cut by applying slight pressure to the front handle easing the saw back slightly Move the spike bumper further down the timber and raise the front handle again When making several cuts switch the chain saw off between cuts ACAUTION If the upper edge of the bar is used for cutting the chain saw may be deflected in your direction if the chain becomes trapped For this reason cut with the lower edge so that the saw will be deflected away from your body Cut wood under tension on the pressure side A first Then make the final cut on the tension side B This prevents the bar from becoming trapped Limbing ACAUTION Limbing may only be performed by trained persons A hazard is presented by the risk of kick back When limbing support the chain saw on the trunk if possible Do not cut with the tip of the bar as this present
10. Side plate angle for each saw chain are as follows Chain blade 91PX 80 1 Side plate angle File and file guiding Use a special round file optional accessory for saw chains to sharpen the chain Normal round files are not suitable Diameter of the round file for each saw chain is as follows Chain blade 91PX 4 0 mm The file should only engage the cutter on the forward stroke Lift the file off the cutter on the return stroke Sharpen the shortest cutter first Then the length of this shortest cutter becomes the standard for all other cutters on the saw chain Guide the file as shown in the figure The file can be guided more easily if a file holder optional accessory is employed The file holder has markings for the correct sharpening angle of 30 align the markings parallel to the saw chain and limits the depth of penetration to 4 5 of the file diameter After sharpening the chain check the height of the depth gauge using the chain gauge tool optional accessory Remove any projecting material however small with a special flat file optional accessory Round off the front of the depth gauge again Cleaning the guide bar and lubricating the return sprocket A CAUTION Always wear safety gloves for this task Burrs present a risk of injury Check the running surfaces of the bar regularly for damage Clean using a suitable tool and rem
11. before turning the power tool on A wrench or a key left attached to a rotating part of the power tool may result in personal injury Do not overreach Keep proper footing and balance at all times This enables better control of the power tool in unexpected situations Dress properly Do not wear loose clothing or jewellery Keep your hair clothing and gloves away from moving parts Loose clothes jewellery or long hair can be caught in moving parts If devices are provided for the connection of dust extraction and collection facilities ensure these are connected and properly used Use of dust collection can reduce dust related hazards Power tool use and care 18 Do not force the power tool Use the correct power tool for your application The correct 20 21 22 23 24 power tool will do the job better and safer at the rate for which it was designed Do not use the power tool if the switch does not turn it on and off Any power tool that cannot be controlled with the switch is dangerous and must be repaired Disconnect the plug from the power source and or the battery pack from the power tool before making any adjustments changing accessories or storing power tools Such preventive safety measures reduce the risk of starting the power tool accidentally Store idle power tools out of the reach of children and do not allow persons unfamiliar with the power tool or these instructions to operate the power t
12. chain saw outdoors Maintenance 1 Withdraw the plug from the socket before carrying out any adjustments or maintenance 2 Check the power cable regularly for damage to the insulation Clean the chain saw regularly 4 Have any damage to the plastic housing repaired properly and immediately 5 Do not use the saw if the switch trigger is not working properly Have it properly repaired 6 Under no circumstances should any modifications be made to the chain saw Your safety is at risk 7 Do not carry out maintenance or repair work other than that described in this instruction manual Any other work must be carried out by authorized service centers 8 Only use genuine replacement parts and accessories intended for your model of saw The use of other parts increases the risk of accident 9 We accept no responsibility for accidents or damage should non approved bars saw chains or other replacement parts or accessories be used First aid E Do not work alone Always work within shouting distance of a second person 1 Always keep a first aid box to hand Replace any items taken from it immediately 2 Should you request assistance in the event of an accident state the following Where did the accident happen What happened How many persons are injured What injuries do they have Who is reporting the accident w NOTE Individuals with poor circulation who are exposed to excessive vibration may experience injury to blood
13. dard test method and may be used for comparing one tool with another The declared vibration emission value may also be used in a preliminary assessment of exposure ZAWARNING The vibration emission during actual use of the power tool can differ from the declared emission value depending on the ways in which the tool is used Be sure to identify safety measures to protect the operator that are based on an estimation of exposure in the actual conditions of use taking account of all parts of the operating cycle such as the times when the tool is switched off and when it is running idle in addition to the trigger time ENHO21 8 For European countries only EC Declaration of Conformity Makita declares that the following Machine s Designation of Machine Chain Saw Model No Type UC3050A UC3550A UC4050A UC4550A UC3051A UC3551A UC3550AP UC4051A UC4551A Specifications see SPECIFICATIONS table Conforms to the following European Directives 2000 14 EC 2006 42 EC They are manufactured in accordance with the following standard or standardized documents EN60745 The technical file in accordance with 2006 42 EC is available from Makita Jan Baptist Vinkstraat 2 3070 Belgium The conformity assessment procedure required by Directive 2000 14 EC was in Accordance with annex V Measured Sound Power Level 101 9 dB A Guaranteed Sound Power Level 103 dB A 8 5 2014 Yasushi Fukaya Director Makita Jan Baptist
14. e lock off button then the switch trigger The saw chain starts immediately 3 Press the front hand guard forwards using the back of your hand Make sure that the saw chain comes to an immediate standstill A CAUTION If the saw chain does not stop immediately do not use the saw under any circumstances Consult Makita authorized service centers Checking the run down brake Switch on the chain saw Release the switch trigger completely Make sure the saw chain comes to a standstill within a second ACAUTION If the saw chain does not stop immediately do not use the saw under any circumstances Consult Makita authorized service centers Checking the chain oiler Before starting work check the oil level in the tank and the oil delivery The oil level can be seen in the oil level sight shown in the figure 1 Oil level sight Check the oil delivery as follows Start the chain saw With the saw running hold the saw chain approximately 15 cm above a tree trunk or the ground If lubrication is adequate the oil spray will produce a light oil trace Observe the wind direction and do not expose yourself to the oil spray unnecessarily ACAUTION If an oil trace is not formed do not use the saw The lifespan of the chain will otherwise be reduced Check the oil level Clean the oil feed groove and the oil feed hole in the bar refer to MAINTENANCE Adjusting the chain lubrication You can adjust
15. ety features 1 Always check that the safety features are in working order before starting work Do not use the chain saw if the safety features are not working properly Chain brake The chain saw is fitted with a chain brake which brings the saw chain to a standstill within a fraction of a second Itis activated when the hand guard is pushed forwards The saw chain then stops within 0 15 s and the power supply to the motor is interrupted 1 Chain brake applied 2 Chain brake released Run down brake The chain saw is equipped with an run down brake Which brings the saw chain to an immediate stop when the ON OFF switch is released This prevents the saw chain from running on when switched off and thus presenting a hazard The front and rear hand guards protect the user against injury from pieces of wood which may be thrown backwards or a broken saw chain The trigger lockout prevents the chain saw from being switched on accidentally The chain catcher protects the user against injury should the chain jump or break Transport and storage When the chain saw is not in use or is being transported withdraw the mains plug and fit the guide bar cover supplied with the saw Never carry or transport the saw with the saw chain running 1 Carry the chain saw by the front handle only with the bar pointing backwards 2 Keep the chain saw in a secure dry and locked room out of the reach of children Do not store the
16. fall as illustrated in figure 1 Felling direction 2 Danger zone 3 Escape route MAINTENANCE ACAUTION Always be sure that the tool is switched off and unplugged before attempting to perform inspection or maintenance Always wear gloves when inspection or maintenance Never use gasoline benzine thinner alcohol or the like Discoloration deformation or cracks may result Carry out the maintenance work described below at regular intervals Warranty claims will be accepted only if these operations have been performed regularly and properly Only maintenance work described in this instruction manual may be performed by the user Any other work must be carried out by MAKITA authorized service centers performing any Cleaning the chain saw Clean the saw regularly with a clean rag The handles in particular must be kept free of oil Checking the plastic housing Carry out regular visual inspections of all parts of the housing If any parts are damaged have them repaired immediately and properly in MAKITA authorized service centers Sharpening the saw chain ACAUTION Always withdraw the mains plug and wear safety gloves when performing work on the saw chain Sharpen the saw chain when Mealy sawdust is produced when damp wood is cut The chain penetrates the wood with difficulty even when heavy pressure is applied The cutting edge is obviously damaged The saw pulls to the left or right in t
17. handle and your left hand on the front handle Holding the chain saw with a 10 11 12 13 reversed hand configuration increases the risk of personal injury and should never be done Hold the power tool by insulated gripping surfaces only because the saw chain may contact hidden wiring or its own cord Saw chains contacting a live wire may make exposed metal parts of the power tool live and could give the operator an electric shock Wear safety glasses and hearing protection Further protective equipment for head hands legs and feet is recommended Adequate protective clothing will reduce personal injury by flying debris or accidental contact with the saw chain Do not operate a chain saw in a tree Operation of a chain saw while up in a tree may result in personal injury Always keep proper footing and operate the chain saw only when standing on fixed secure and level surface Slippery or unstable surfaces such as ladders may cause a loss of balance or control of the chain saw When cutting a limb that is under tension be alert for spring back When the tension in the wood fibres is released the spring loaded limb may strike the operator and or throw the chain saw out of control Use extreme caution when cutting brush and saplings The slender material may catch the saw chain and be whipped toward you or pull you off balance Carry the chain saw by the front handle with the chain saw switched off and away from yo
18. he like during cutting Do not operate the chain saw in the vicinity of flammable dust or gases as the motor generates sparks and presents a risk of explosion Work only on firm ground and with a good footing Pay particular attention to obstacles e g the cable in the working area Take particular care where moisture ice snow freshly cut wood or bark may make surfaces slippery Do not stand on ladders or trees when using the saw Take particular care when working on sloping ground rolling trunks and branches pose a potential hazard Never cut above shoulder height Hold the chain saw with both hands when switching it on and using it Hold the rear handle with your right hand and the front handle with your left Hold the handles firmly with your thumbs The bar and the chain must not be in contact with any objects when the saw is switched on 10 11 12 13 14 15 16 17 18 Clean the area to be cut of foreign objects such as sand stones nails wire etc Foreign objects damage the bar and chain and can lead to dangerous kickback Take particular care when cutting in the vicinity of wire fences Do nut cut into the fence as the saw may kick back Do not cut into the ground Cut pieces of wood singly not in bunches or stacks Avoid using the saw to cut thin branches and roots as these can become entangled in the chain saw Loss of balance presents a hazard Use a secure support trestle when cu
19. he wind is gusting strongly Trimming of root swellings Begin with the largest swellings Make the vertical cut first then the horizontal cut 45 4 Cut a scarf The scarf determines the direction in which the tree will fall and guides it It is made on the side towards which the tree is to fall Cut the scarf as close to the ground as possible First make the horizontal cut to a depth of 1 5 1 3 of the trunk diameter Do not make the scarf too large Then make the diagonal cut Cut any corrections to the scarf across its entire width Make the back cut a little higher than the base cut of the scarf The back cut must be exactly horizontal Leave approximately 1 10 of the trunk diameter between the back cut and the scarf The wood fibers in the uncut trunk portion act as a hinge Do not cut right through the fibers under any circumstances as the tree will otherwise fall unchecked Insert wedges into the back cut in time Only plastic or aluminum wedges may be used to keep the back cut open The use of iron wedges is prohibited Stand to the side of the falling tree Keep an area clear to the rear of the falling tree up to an angle of 45 either side of the tree axis refer to the felling area figure Pay attention to falling branches An escape path should be planned and cleared as necessary before cuts are started The escape path should extend back and diagonally to the rear of the expected line of
20. he wood The reason for this behavior is uneven sharpening of the saw chain or damage to one side only Sharpen the saw chain frequently but remove only a little material each time Two or three strokes with a file are usually sufficient for routine resharpening When the saw chain has been resharpened several times have it sharpened in MAKITA authorized service center Sharpening criteria All cutter length must be equal Cutters of differing length prevent the chain from running smoothly and may cause the chain to break Do not sharpen the chain once a minimum cutter length of 3 mm has been reached A new chain must then be fitted The chip thickness is determined by the distance between the depth gauge round nose and the cutting edge The best cutting results are obtained with following distance between cutting edge and depth gauge Chain blade 91PX 0 65 mm 1 Cutting length 2 Distance between cutting edge and depth gauge 3 Minimum 3 mm AWARNING An excessive distance increases the risk of kick back The sharpening angle of 30 must be the same on all cutters Differences in angle cause the chain to run roughly and unevenly accelerate wear and lead to chain breaks The side plate angle of the cutter is determined by the depth of penetration of the round file If the specified file is used properly the correct side plate angle is produced automatically
21. in oil TROUBLE SHOOTING Before asking for repairs conduct your own inspection first If you find a problem that is not explained in the manual do not attempt to dismantle the tool Instead ask Makita Authorized Service Centers Malfunction status Possible cause Remedy The chain saw does not start No power supply Connect to the power supply Check the power supply Cable defective Stop using the tool immediately and ask your local authorized service center Tool malfunction Stop using the tool immediately and ask your local authorized service center Chain does not run Chain brake is engaged Release chain brake Insufficient performance Carbon brush worn down Ask your local authorized service center for repair No oil on the chain Oil tank is empty Fill the oil tank Oil guide groove is dirty Clean the groove Oil pump adjusting screw incorrectly adjusted Adjust the oil pump feed rate Chain does not stop even the chain brake is engaged Brake band worn down Stop using the tool immediately and ask your local authorized service center The tool vibrates abnormally Loose guide bar or saw chain Adjust the guide bar and saw chain tension Tool malfunction Stop using the tool immediately and ask your local authorized service center OPTIONAL ACCESSORIES ACAUTION These accessories or a
22. kita Authorized Service Centers always using Makita replacement parts Replacing carbon brushes Remove and check the carbon brushes regularly Replace when they wear down to the limit mark Keep the carbon brushes clean and free to slip in the holders Both carbon brushes should be replaced at the same time Use only identical carbon brushes 1 Brush holder cap 2 Screwdriver Use a screwdriver to remove the brush holder caps Take out the worn carbon brushes insert the new ones and secure the brush holder caps After replacing brushes plug in the tool and break in brushes by running tool with no load for about 10 minutes Storing tool Biologically degradable saw chain oil can only be kept for a limited period Beyond two years after manufacture biological oils begin to acquire an adhesive quality and cause damage to the oil pump and components in the lubricating system Before taking the chain saw out of service for a longer period empty the oil tank and fill it with a small quantity of engine oil SAE 30 Run the chain saw briefly to flush all residue of the biological oil out of the tank lubricating system and saw mechanism NOTE When the chain saw is taken out of service small quantities of chain oil leaks from it for some time afterwards This is normal and is not a sign of a fault Store the chain saw on a suitable surface Before returning the chain saw to service fill up with fresh BIOTOP saw cha
23. ool Power tools are dangerous in the hands of untrained users Maintain power tools Check for misalignment or binding of moving parts breakage of parts and any other condition that may affect the power tool s operation If damaged have the power tool repaired before use Many accidents are caused by poorly maintained power tools Keep cutting tools sharp and clean Properly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to control Use the power tool accessories and tool bits etc in accordance with these instructions taking into account the working conditions and the work to be performed Use of the power tool for operations different from those intended could result in a hazardous situation Service 25 26 27 Have your power tool serviced by a qualified repair person using only identical replacement parts This will ensure that the safety of the power tool is maintained Follow instruction for lubricating changing accessories Keep handles dry clean and free from oil and grease and GEB037 8 Chain saw safety warnings 1 Keep all parts of the body away from the saw chain when the chain saw is operating Before you start the chain saw make sure the saw chain is not contacting anything A moment of inattention while operating chain saws may cause entanglement of your clothing or body with the saw chain Always hold the chain saw with your right hand on the rear
24. ove burrs if necessary If the chain saw receives frequent use lubricate the return sprocket bearing at least once a week Before adding new fresh grease carefully clean the 2 mm hole on the tip of the guide bar then force a small quantity of multi purpose grease optional accessory into the hole Cleaning the oil guide 1 Oil guide groove 2 Oil feed hole Clean the oil guide groove and the oil feed hole in the bar at regular intervals New saw chains Use two or three saw chains alternately so that the saw chain sprocket and running surfaces of the bar wear evenly Turn the bar over when changing the chain so that the bar groove wears evenly ACAUTION Only use chains and bars which are approved for this model of saw refer to SPECIFICATIONS 1 Sprocket A K Before fitting a new saw chain check the condition of the sprocket CAUTION A worn sprocket damages a new saw chain Have the sprocket replaced in this case Always fit a new locking ring when replacing the sprocket Maintaining the chain and run down brakes The braking systems are very important safety features Like any other component of the chain saw they are subject to a certain degree of wear They must be inspected regularly by MAKITA authorized service centers This measure is for your own safety To maintain product SAFETY and RELIABILITY repairs any other maintenance or adjustment should be 1 Limit mark performed by Ma
25. pert Working with the chain saw requires a high level of concentration Do not work with the saw if you are not feeling fit and well Carry out all work calmly and carefully Never work under the influence of alcohol drugs or medication Proper use 1 4 5 The chain saw is intended solely for cutting wood Do not use it for example to cut plastic or porous concrete Only use the chain saw for operations described in this instruction manual Do not for example use it to trim hedges or for similar purposes The chain saw must not be used for forestry work i e for felling and limbing standing timber The chain saw cable does not provide the operator with the mobility and safety required for such work The chain saw is not intended for commercial use Do not overload the chain saw Personal protective equipment 1 2 Clothing must be close fitting but must not obstruct mobility Wear the following protective clothing during work A tested safety helmet if a hazard is presented by falling branches or similar A face mask or goggles Suitable ear protection ear muffs custom or mouldable ear plugs Octave brand analysis upon request Firm leather safety gloves Long trousers manufactured from strong fabric Protective dungarees of cut resistant fabric Safety shoes or boots with non slip soles steel toes and cut resistant fabric lining A breathing mask when carrying out work which produces dust e g
26. plugging the power tool Keep cord away from heat oil sharp edges or moving parts Damaged or entangled cords increase the risk of electric shock When operating a power tool outdoors use an extension cord suitable for outdoor use Use of a cord suitable for outdoor use reduces the risk of electric shock If operating a power tool in a damp location is unavoidable use a residual current device RCD protected supply Use of an RCD reduces the risk of electric shock Use of power supply via a RCD with a rated residual current of 30mA or less is always recommended Personal safety 11 12 13 14 15 16 17 Stay alert watch what you are doing and use common sense when operating a power tool Do not use a power tool while you are tired or under the influence of drugs alcohol or medication A moment of inattention while operating power tools may result in serious personal injury Use personal protective equipment Always wear eye protection Protective equipment such as dust mask non skid safety shoes hard hat or hearing protection used for appropriate conditions will reduce personal injuries Prevent unintentional starting Ensure the switch is in the off position before connecting to power source and or battery pack picking up or carrying the tool Carrying power tools with your finger on the switch or energising power tools that have the switch on invites accidents Remove any adjusting key or wrench
27. rd hook Attach the cord hook about 100 200 mm from the extension cord connector This helps prevent unintentional disconnection OPERATION ACAUTION Hold the tool firmly with right hand on the rear handle and left hand on the front handle when performing the tool Switch action 1 Lock off button 2 Switch trigger ACAUTION Always be sure that the tool is switched off and unplugged before checking function on the switch trigger Before plugging in the tool always check to see that the switch trigger actuates properly and returns to the OFF position when released To prevent the switch trigger from being accidentally pulled a lock off button is provided To start the tool depress the lock off button and pull the switch trigger Release the switch trigger to stop Lubrication ACAUTION Always be sure that the tool is switched off and unplugged before lubricating the saw chain Lubricate the saw chain and bar using biologically degradable saw chain oil with an adhesion agent The adhesion agent in the saw chain oil prevents the oil from being thrown off the saw excessively quickly Mineral oils must not be used as they are harmful to the environment ACAUTION Prevent the oil from coming into contact with the skin and eyes Contact with the eyes causes irritation In the event of eye contact flush the affected eye immediately with clear water then consult a doctor at once Never use waste oil
28. result of tool misuse and or incorrect operating procedures or conditions and can be avoided by taking proper precautions as given below Maintain a firm grip with thumbs and fingers encircling the chain saw handles with both hands on the saw and position your body and arm to allow you to resist kickback forces Kickback forces can be controlled by the operator if proper precautions are taken Do not let go of the chain saw Do not overreach and do not cut above shoulder height This helps prevent unintended tip contact and enables better control of the chain saw in unexpected situations Only use replacement bars and chains specified by the manufacturer Incorrect replacement bars and chains may cause chain breakage and or kickback Follow the manufacturer s sharpening and maintenance instructions for the saw chain Decreasing the depth gauge height can lead to increased kickback ADDITIONAL SAFETY RULES 1 2 Read the instruction manual in order to familiarize yourself with operation of the chain saw Before using the chain saw for the first time arrange to have instruction in its operation If this is not possible at least practice cutting round timber on a trestle before beginning work The chain saw must not be used by children or young persons under 18 years of age Young persons over 16 years of age may be exempted from this restriction if they are undergoing training under the supervision of an ex
29. s a risk of kickback Pay particular attention to branches under tension Do not cut unsupported branches from below Do nat stand on the felled trunk when limbing Burrowing and parallel to grain cuts ACAUTION Burrowing and parallel to grain cuts may only be carried out by persons with special training The possibility of kickback presents a risk of injury Perform parallel to grain cuts at as shallow an angle as possible Carry out the cut as carefully as possible as the spike bumper cannot be used Felling ACAUTION Felling work may only be performed by trained persons The work is hazardous Observe local regulations if you wish to fell a tree 1 Felling area Before starting felling work ensure that 1 Only persons involved in the felling operation are in the vicinity 2 Any person involved has an unhindered path of retreat through a range of approximately 45 either side of the felling axis Consider the additional risk of tripping over electrical cables 3 The base of the trunk is free of foreign objects roots and ranches No persons or objects are present over a distance of 2 1 2 tree lengths in the direction in which the tree will fall Consider the following with respect to each tree Direction of lean Loose or dry branches Height of the tree Natural overhang Whether or not the tree is rotten Consider the wind speed and direction Do not carry out felling work if t
30. the mains plug First aid S Maximum permissible length of cut Direction of chain travel Chain oil Y 5cnBGOeRE gt De Chain brake released ED Chain brake applied Prohibited K Only for EU countries Do not dispose of electric equipment together with household waste material In observance of the European Directive on Waste Electric and Electronic Equipment and its implementation in accordance with national law electric equipment that have reached the end of their life must be collected separately and returned to an environmentally compatible recycling facility ENE085 1 Intended use The tool is intended for cutting lumbers and logs ENF002 2 Power supply The tool should be connected only to a power supply of the same voltage as indicated on the nameplate and can only be operated on single phase AC supply They are double insulated and can therefore also be used from sockets without earth wire ENG905 1 Noise The typical A weighted according to EN60745 noise level determined Sound pressure level Lya 90 8 dB A Sound power level Lwa 101 8 dB A Uncertainty K 2 5 dB A Wear ear protection ENG900 1 Vibration The vibration total value tri axial vector sum determined according to EN60745 Work mode cutting wood Vibration emission an 5 2 m s Uncertainty K 1 5 m s ENG901 1 The declared vibration emission value has been measured in accordance with the stan
31. ttachments are recommended for use with your Makita tool specified in this manual The use of any other accessories or attachments might present a risk of injury to persons Only use accessory or attachment for its stated purpose If you need any assistance for more details regarding these accessories ask your local Makita Service Center Saw chain Guide bar cover Guide bar Saw chain oil NOTE Some items in the list may be included in the tool package as standard accessories They may differ from country to country 20 21 22 23 Makita Jan Baptist Vinkstraat 2 3070 Belgium Makita Corporation Anjo Aichi Japan 885287A229 www makita com
32. tting sawn timber Do not use the chain saw to prise off or brush away pieces of wood and other objects Guide the chain saw such that no part of your body is within the extended path of the saw chain see figure When moving around between sawing operations apply the chain brake in order to prevent the chain from being operated unintentionally Hold the chain saw by the front handle when carrying it and do not keep your finger on the switch Withdraw the mains plug when taking breaks or leaving the chain saw unattended Leave the chain saw where it cannot present a hazard Kickback 1 Hazardous kickback may arise during work with the chain saw Kickback arises when the tip of the bar in particular the upper quarter comes into contact with wood or another solid object This causes the chainsaw to be deflected in the direction of the operator 2 In order to avoid kickback observe the following Never begin the cut with the tip of the bar Never use the tip of the bar for cutting Take particular care when resuming cuts which have already been started Start the cut with the chain running Always sharpen the chain correctly In particular set the depth gauge to the correct height Never saw through several branches at a time When limbing take care to prevent the bar from coming into contact with other branches When bucking keep clear of adjacent trunks Always observe the bar tip Use a trestle Saf
33. ur body When transporting or storing the chain saw always fit the guide bar cover Proper handling of the chain saw will reduce the likelihood of accidental contact with the moving saw chain Follow instructions for lubricating chain tensioning and changing accessories Improperly tensioned or lubricated chain may either break or increase the chance for kickback Keep handles dry clean and free from oil and grease Greasy oily handles are slippery causing loss of control Cut wood only Do not use chain saw for purposes not intended For example do not use chain saw for cutting plastic masonry or non wood building materials Use of the chain saw for operations different than intended could result in a hazardous situation Causes and operator prevention of kickback Kickback may occur when the nose or tip of the guide bar touches an object or when the wood closes in and pinches the saw chain in the cut Tip contact in some cases may cause a sudden reverse reaction kicking the guide bar up and back towards the operator Pinching the saw chain along the top of the guide bar may push the guide bar rapidly back towards the operator Either of these reactions may cause you to lose control of the saw which could result in serious personal injury Do not rely exclusively upon the safety devices built into your saw As a chain saw user you should take several steps to keep your cutting jobs free from accident or injury Kickback is the
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