Chainsaw Manual
Contents
1. HYUNDAI POWER EQUIPMENT PETROL CHAINSAW OPERATOR S MANUAL IMPORTANT SAFETY INSTRUCTIONS HYC3816 HYC4618 HYC5620 Licensed by Hyundai Corporation Korea Hyundai Power Equioment Your safety and the safety of others is very important We have provided important safety messages in this manual and on the petrol engine Please read these messages carefully A safety message alerts you to potential hazards that could hurt you or others Each safety message is preceded by a safety alert symbol as following A WARNING You CAN be KILLED or SERIOUSLY HURT if you don t follow instructions A CAUTION You CAN be HURT if you don t follow instructions NOTICE Your machine or other property could be damaged if you don t follow instructions NOTE Gives you helpful information Hyundai Power Equipment CONTENTS 0 Operation Notes 4 1 Parts Location 5 2 Machine Symbols 6 3 Safe Operation 9 4 Installing Guide Bar amp Chain 14 5 Fuel amp Chain Oil 17 6 Operation 19 7 Sawing 24 8 General Maintenance 28 9 Bar amp Chain Maintenance 31 10 Storage 34 11 Environmental Disposal 35 12 Warranty 36 13 Troubleshooting 37 14 Specifications 38 15 Declaration of Conformity 39 www hyundaipowerequipment co uk Hyundai Power Equipment 0 OPERATION NOTES A Attention Read these notes before you start working with the saw and keep them Read the instructions carefully2. Periodical service points 1 Cylinder fins Dust clogging between the cylinder fins will cause overheating of the engine Periodically check and clean the cylinder fins after removing the air cleaner and the cylinder cover When installing the cylinder cover make sure that switch wires and grommets are positioned correctly in place www hyundaipowerequipment co uk 29 Hyundai Power Equipment 2 Fuel filter a Using a wire hook take out the filter from the filler port yy b Remove the filter and wash with petrol or as Lf replace with a new one if needed 1 Filter e After removing the filter use a pinch tool to hold the end of the suction pipe e When assembling the filter take care not to allow filter fibers or dust inside the suction pipe 3 Oil tank With a wire hook take out the oil filter through the filler port and clean in petrol When putting the filter back into the tank make sure that it comes to the front right corner Also clean off dirt in the tank 2 Oil Filter 4 Spark plug Clean the electrodes with a soft wire brush or spark plug cleaner and reset the gap to m 0 65mm Spark plug type NHSP LD L8RITF or CHAMPION RCJ7Y or NGK BPMR7A 5 Sprocket W 1 Needle bearing Check for cracks and for o m Sprocket excessive wear interfering 3 Clutch drum with the chain drive If the 4 Washer wear is found replace it 5 Clutch block with a new
3. Familiarise with the control elements so that you are able to safely operate the device Always keep these Operating Instructions together with the chain saw Attention Risk of hearing defects Under normal operating conditions this device can expose the operator to a noise level of 80 dB A or more Attention Noise protection Please observe the local regulations when operating your device Intended not intended use The chainsaw is used to saw trunks square timbers and for cutting branches according to the available cutting length Only materials from wood may be worked on Sufficient personal protection equipment PPE is required according to the operating instructions during the use This product is designed for use by a trained operator for cutting logs and felling trees Damage or injuries resulting from misuse are the responsibility of the operator no liability shall be taken by the supplier or manufacturer for misuse Only use saw chains and guide bars recommended in the operating instructions for this model Operators of this machine must read this operators manual and be fully trained and familiar with this chainsaw and think over all the possible dangers Any modifications to the machine will void the manufacturer s warranty This equipment is designed for use in the home garden Hyundai Power Equipment 1 PARTS LOCATION Saw chain Guide bar Front hand guard Starter handle Air filter cover Air filter lock
4. Roland Llewellin Position in Company Director Name and address of manufacturer or authorised representative Genpower Ltd Unit 1 Dowty Park Thornton Road Milford Haven Pembrokeshire SA73 2RS Signed N IL lene bi www hyundaipowerequipment co uk 39 HYUNDAI oorr Unit 1 Dowty Park Thornton Ind Est POWER EQUIPMENT Milford Haven UNITED KINGDOM SA73 2RS T 44 0 1646 663 848 F 44 0 1646 663 856 e info hyundaipowerequipment co uk www hyundaipowerequipment co uk
5. kickback safety level of this saw Removal of the safety devices inadequate maintenance or incorrect replacement of the bar or chain may increase the risk of serious personal injury due to kickback Felling a tree 1 Decide the felling direction considering the wind lean of the tree location of heavy branches ease of job after felling _and other factors 2 While clearing the area around the tree arrange a good foothold and retreat path 3 Make a notch cut one third of the way into the tree on the felling side 4 Make a felling cut from the opposite side of the notch and ata level slightly higher than the bottom of the notch A WARNING When you fell a tree be sure to warn your neighboring workers of the danger 1 Notch cut 2 Felling cut 3 Felling direction www hyundaipowerequipment co uk 25 Hyundal Power Equioment LOGGING A WARNING 1 Always ensure your foothold as well as stability of the tree 2 Be alert to the rolling over of a cut log 3 Read the instructions in For Safe Operation to avoid kickback of the saw Before starting work check the direction of bending force inside the log to be cut Always finish cutting from the opposite side of bending direction to prevent the guide bar from being caught in the cutaway ib Cutting an unpillowed log j nyen Saw down halfway then roll the log over and cut from the opposite side Cutting a pillowed log In the area A in the pictu
6. 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 lightning fast 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 12 Hyundai Power Equipment Do not rely exclusively on the safety devices built into your saw As a chain saw user you should take several steps to keep cutting jobs free from accident or injury With a basic understanding of kickback you can reduce or eliminate the element of surprise Sudden surprise contributes to accidents Keep a good grip on the saw with both hands the right hand on the rear handle and the left hand on the front handle when the engine is running Use a firm grip with thumbs and fingers encircling the chain saw handles A firm grip will help you reduce kickback and maintain control of the saw Don t let go Make certain that the area in which you re cutting is free from obstructions Do not let the nose of the guide bar contact a log branch or any other obstruction which could be hit while you are operating the saw Cut at high engine speeds Do not overreach or cut above shoulder height Follow manufacturers shar
7. one Never fit a o new chain on a worn sprocket or a worn chain on a new sprocket 30 Hyundai Power Equioment 9 BAR amp CHAIN MAINTENANCE Saw chain A WARNING It is very important for smooth and safe operation to keep the chain sharp at all times Your cutters need to be sharpened when e Sawdust becomes powder like e You need extra force to saw e The cut does not go straight e Vibration increases e Fuel consumption increases Cutter setting standards A WARNING Be sure to wear safety gloves Before filing e Make sure the saw chain is held securely e Make sure the engine is stopped e Use a round file of proper size for your chain Chain type Oregon Place your file on the cutter and push straight forward Keep the file position as illustrated After every cutter has been set check the depth gauge and file it to the proper level as illustrated A WARNING Be sure to round off the front edge to reduce the chance of kickback or tie strap breakage www hyundaipowerequipment co uk 31 J C 0 LLI a o O ae is O L Make sure every cutter has the same length and edge angles as illustrated Po g0 0 GBC Xd ee ebueens ebueens l ue 41 SIA 9 6ue 948701 SIA uleyo jo odAL Pa i e6neb 96re6 udea S9 S 9 6ue ejd dol aa 41 PEOH WEIp Ol 32 Hyundal Power Equioment Guide bar e Reverse the b
8. securely assembled Be sure that the saw chain stops moving when the throttle control trigger is released All chainsaw service other than the items listed in the Operator s Manual should be performed by competent chainsaw service personnel e g if improper tools are used to remove the flywheel or if an improper tool is used to hold the flywheel in order to remove the clutch structural damage to the flywheel could occur which could subsequently cause the flywheel to disintegrate Always shut off the engine before setting it down www hyundaipowerequipment co uk q1 1 Hyundai Power Equioment Use extreme caution when cutting small size brush and saplings because slender material may catch the lt saw chain and be whipped toward you or pull you off F balance When cutting a branch that is under tension be alert for spring back so that you will not be struck when the tension in the wood fibers is released Keep the handles dry clean and free of oil or fuel mixture Guard against kickback Kickback is the upward motion of the guide bar which occurs when the saw chain at the nose of the guide bar contacts an object Kickback can lead to dangerous loss of control of the chain saw When transporting your chain saw make sure the appropriate guide bar cover is in place Securely place the machine during transport to prevent loss of fuel damage or injury Z N a gt Bie A WARNING Kickback
9. STING CARBURETTOR The carburetor on your unit has been factory adjusted but may require fine tuning due to change in operating conditions If the carburettor needs to be adjusted contact your dealer Before adjusting the carburettor make sure that air fuel filters are clean and you are using fresh properly mixed fuel www hyundaipowerequipment co uk 21 Hyundai Power Equipment When adjusting take the following steps NOTICE Be sure to adjust the carburettor with the bar and chain attached 1 H and L needles are restricted within the number of turn as shown below H needle 1 4 L needle 1 4 2 Start engine and allow it to warm up in low speed for a few minutes st 3 Turn idle adjusting screw T counter clockwise so that saw chain does not turn If idling speed is too slow turn the screw clockwise Ya 4 Make a test cut adjust the H needle for best cutting power not for maximum speed CHAIN BRAKE The chain brake is a device 1 Idle adjusting screw which stops the chain 2 L needle instantaneously if the 3 H needle chain saw recoils due to kickback Normally the brake is activated automatically by inertial force It can also be activated manually by pushing the brake lever Front handle guard down toward the front When the brake operates a white cone pops up from the base of the brake lever 1 Front handle 2 Release 3 Brake 4 Front handle guard 22 Hyundai Power Equ
10. ar occasionally to prevent partial wear e The bar rail should always be square Check for wear of the bar rail Apply a ruler to the bar and the outside of a cutter If a gap is observed between them the rail is normal Otherwise the bar rail is worn Such a bar needs to be corrected or replaced 1 Ruler 2 Gap 3 No gap 4 Chain tilts A WARNING The table contains a list of all possible combinations between bar and chain Length Inches Groove width Code Code cm Inches mm ss Oregon Oregon 0 325 16 40cm 0 058 1 5mm 468PXBK095 24 BPX066X 7 7 7 Oregon Oregon 0 325 18 45cm 0 058 1 5mm 188PXBK095 21BPX072X ss i ss Oregon Oregon 0 325 20 50cm 0 058 1 5mm 208PXBK095 21BPX078X For replacement use only above bars and chains If you use non approved combinations it may cause serious personal injury and damage to the machine www hyundaipowerequipment co uk 33 Hyundai Power Equipment 10 STORAGE Empty the fuel tank and run the engine out of fuel Empty the oil tank Clean the entire unit Store the unit in a dry place out of the reach of children a T 34 Hyundai Power Equioment 11 ENVIRONMENTAL DISPOSAL Never pour remainders of chain lubricant or 2 stroke fuel mixture in the drain or sewerage system or soil but dispose of it in a proper environmentally friendly way e g at a special collecting point or dump At the end of your chainsaw s life dispose of it in an environ
11. ays check the tree for dead branches which could fall during the felling operation Use safety and slip resistant footwear protective trousers snug fitting clothing and eye hearing and head protection devices Use the anti vibration AV glove It is believed that a condition called Raynaud s phenomenon which affects the fingers of certain individuals may be brought about by exposure to vibration and cold Loss of color and numbness in the fingers The following precautions are strongly recommended because the minimum exposure which might trigger the ailment is unknown www hyundaipowerequipment co uk Hyundal Power Equioment Keep your body warm especially your head neck feet ankles hands and wrists Maintain good blood circulation by performing vigorous arm exercises during frequent work breaks Keep the saw chain sharp and the saw including the AV Anti Vibration system well maintained A blunt chain will increase cutting time and pressing a blunt chain through wood will increase the vibrations transmitted to your hands A saw with loose components or with damaged or worn AV buffers will also tend to have higher vibration levels Limit the hours of operation All the above mentioned precautions do not guarantee that you will not sustain white finger disease or carpal tunnel syndrome Therefore continual and regular users should monitor closely the condition of their hands fingers If any of the above symptoms appea
12. e and if you turn to the MIN position flow less Located at the bottom of the power unit www hyundaipowerequipment co uk F Hyundal Power Equioment H The screw next to the H stamp is The High speed mixture adjustment screw The screw next to the L stamp is The Slow speed mixture adjustment screw The screw next to the T stamp is the idle speed adjustment screw Located on the upper left of the rear handle lt Shows the directions that the chain brake is released C O white arrow and activated black arrow h Located on the front of the chain cover Shows the direction of the saw chain ee gt installation Located on the front of the chain cover Guaranteed maximum sound power level ay Engine pull recoil start Hyundai Power Equioment 3 SAFE OPERATION Before you operate this chainsaw Before using our products please read this manual carefully to understand the proper use of your chainsaw Never operate a chainsaw when you are tired ill upset or under the influence of medication that may make you drowsy or if you are under the influence of alcohol or drugs Operate the chainsaw only in well ventilated areas Never start or run the engine inside a closed room or building or a poorly ventilated area Exhaust fumes contain dangerous carbon monoxide which can kill Never use in high wind bad weather when visibility is poor or in very high or low temperatures Alw
13. echanical noise is discovered please stop and contact your dealer www hyundaipowerequipment co uk 27 undai Power Equipment 8 GENERAL MAINTENANCE A WARNING Before cleaning inspecting or repairing your chainsaw make sure the engine has stopped and is cool Disconnect the spark plug to prevent accidental starting Follow the instructions to carry out regular maintenance pre operating procedures and daily maintenance routines Improper maintenance may result in serious damage to the machine Maintenance after each use 1 Air filter Dust on the cleaner surface can be removed by tapping a corner of the cleaner against a hard surface To clean dirt in the meshes split the cleaner into halves and brush in gasoline When using compressed air blow from the inside To assemble the cleaner halves press the rim until it clicks 28 Hyundai Power Equipment 2 Chain oil port Dismount the guide bar and check the chain oil port for clogging 1 Chain oil port 3 Guide bar When the guide bar is dismounted remove sawdust in the bar groove and the oiling port _ Grease the nose sprocket from the feeding port on the tip of the bar 1 Oiling port _ 2 Grease port 3 Sprocket 4 Others Check for fuel leakage and loose fastenings and damage to major parts especially handle joints and guide bar mounting If any defects are found make sure to have them repaired before operating again
14. eration 112 4dB A 113 4dB A Vibration Front Rear 8 9m s2 10 7m s2 9 9m s2 9 9m s2 Guide Bar amp Saw Chain iva HYCA6ts 105620 Bar Type Sprocket Nose Chain Type Oregon Hyundal Power Equioment 15 DECLARATION OF CONFORMITY The undersigned as authorised by Genpower Ltd Declares that the following equipment manufactured under licence by Hyundai Corporation Korea Conforms to the Directive 2000 14 EC as amended of the European Parliament and of the council on the approximation of the laws of the Member States relating to the noise emission in the environment by equipment for use outdoors Equipment Category Chainsaw Product Name Model HYC3816 HYC4618 HYC5620 Type Serial No Petrol chainsaw Cutting Width 16 bar 370mm cut 18 bar 390mm 20 bar 440mm Net installed power 1 2kw 2 1kw 2 35kw The technical documentation is kept by Roland Llewellin Genpower Ltd Unit 1 Dowty Park Thornton Road Milford Haven Pembrokeshire SA73 2RS The conformity assessment procedure followed was in according with annex VI of the Directive Notified Body Intertek Testing Services Shanghai Measured Sound Power Level 100dB A 100dB A 101dB A Guaranteed Sound Power Level 112dB A 112dB A 115dB A A copy of this certificate has been submitted to the European Commission and to EU Member State United Kingdom Place of Declaration Milford Haven Date 10 06 2013 Signed by
15. i petrol chainsaw conforms to the following CE directives e 2006 42 EC Machinery directive e 2004 108 EC EMC directive e 2000 14 EC Noise emissions directive e 97 68 EC NRMM Emissions directive 36 Hyundai Power Equioment 13 TROUBLESHOOTING Water in fuel or substandard l Replace Fuel mixture Remove and dry the spark Engine Flooding plug Start engine without choke None or bad spark ignition Replace Plug Water in fuel or substandard Replace Fuel mixture Badly adjusted carburettor Adjust speed needles www hyundaipowerequipment co uk 37 Engine does not start o0 Cc o D as L 2 Ce xS O amp o P v amp O O ET O O O Oil does not come out Hyundal Power Equioment 14 SPECIFICATIONS HYC3816 HYC4618 HYC5620 37 02cc 45 02cc 56cc 1 2kW 1 7kW 2 4kW Mixture Unleaded Petrol Two Cycle Oil 40 1 Displacement Engine Power Fuel Fuel Tank Capacity 550ml Chain Oil SAE 10W30 Engine Oil 260ml Oil Tank Capacity T O O Carburettor Walboro Diaphragm 460g kw h 460g kw h 480g kw h 3000 300r min Fuel Consumption Idling Speed Maximum Speed w Cutting 11 000r min Maximum Chain Speed 21 2m s Ignition System C D I with Timing Advance Function Spark Plug NGK BPMR7A Oil Feeding System Mechanical Plunger Pump with Adjuster Sprocket Teeth x Pitch 7Tx0 325in Dimensions 410mm x 250mm x 285mm Sound Level Measured 99 5dB A 101 0dB A Sound Level Op
16. ipment To release brake pull up the front handle guard toward the front handle until a click is heard A WARNING When the brake operates release the throttle lever to slow down the engine speed Continuous operation with the brake engaged will generate heat from the clutch and may cause serious damage to the clutch Be sure to confirm brake operation on the daily inspection How to confirm 1 Turn off the engine and push brake handle forward 2 Holding the chainsaw in a horizontal position let go of the front handle and rest the chain on a piece of wood or tree stump push the chainsaw forward the brake should hold the chain firm on the bar Resistance level can vary depending on bar size If the chain brake is not effective ask your dealer to inspect the machine and adjust or repair the brake lt Stopping the engine 4 KA 1 Release the throttle lever to allow the engine 4 I Tod a to idle for a few minutes Sao oes 2 Move the engine switch to the OFF y position Q 1 Engine switch CN www hyundaipowerequipment co uk 23 Hyundai Power Equipment Before proceeding to your job read Safe Operation section It is recommended to first practice sawing easy logs This also helps you get accustomed to your chainsaw Always follow all the safety regulations applicable to this machine The chainsaw must only be used for cutting wood It is forbidden to cut other types of material Vib
17. mentally friendly manner Thoroughly empty the oil lubricant and fuel tanks and dispose of the remainders at a special collecting point or dump Please also dispose of the device itself at a collecting recycling point By doing so plastic and metal parts can be separated and recycled Information concerning the disposal of materials and devices are available from your local authority www hyundaipowerequipment co uk 35 Hyundal Power Equioment 12 WARRANTY For this petrol tool the company provides the end user independently from the retailer s obligations resulting from the purchasing contract with the following warranties The warranty period is 24 months beginning from the hand over of the device which has to be proved by the original purchasing document For commercial use the warranty period is reduced to 12 months and rental 90 days Wearing parts and defects caused by the use of non genuine parts use of force impact damage as well as mischievous overloading of the motor are excluded from this warranty Warranty replacement does only include defective parts not complete devices Warranty repair shall exclusively be carried out by authorized service partners or by the company s customer service In the case of any intervention of non authorized personnel the warranty will become void All postage or delivery costs as well as any other subsequent expenses will be borne by the customer Genpower Ltd confirms that this Hyunda
18. nut Choke knob Throttle trigger lock out Rear handle 10 Throttle trigger 11 Engine switch 12 Fuel tank 13 Oil tank 14 Front handle 15 Guide bar scabbard SN ee ee www hyundaipowerequipment co uk 5 Hyundai Power Equipment 2 MACHINE SYMBOLS Read understand and follow all warnings Warning Danger of kickback Beware of chain saw kickback and avoid contact with bar tip NEVER use chain saw one handed Always use chain saw with both hands Appropriate ear eye and head protection must be worn Read operator s instruction book before operating this machine Always wear safety and anti vibration AV gloves when operating the device Always wear appropriate leg protection and safety and slip resistant boots when operating the device Hyundai Power Equipment For safe and easy operation and maintenance these symbols are marked on the machine A Fuel use 40 1 unleaded petrol and 2 stroke oil E Located near the fuel cap Oil The filler cap to refill the chain oil Located near the oil cap Engine ON OFF switch Flipping the switch to the O position immediately stops the engine Located on the left side of the rear handle hN _ Operate the choke knob Pull out the choke knob to stop Push in the choke knob when started Located at the right side of the rear handle Adjust the oil pump If you turn the oil adjuster with a screwdriver to the MAX position the chain oil will flow mor
19. pening and maintenance 7 instructions for saw chain _ Only use replacement bars and chains specified by the manufacturer or the equivalent www hyundaipowerequipment co uk 13 Hyundal Power Equioment 4 INSTALLING GUIDE BAR amp CHAIN A standard saw unit package contains the items as shown below Power unit Saw chain Guide bar Guide bar cover Sparkplug wrench File OS ar Ee Open the box and install the guide bar and the saw chain on the power unit as follows A WARNING The saw chain has very sharp edges Use protective gloves for safety 1 Pull the guard towards the front handle to check that the chain brake is not on 2 Loosen a nut and remove the chain cover and spacer 3 Fit the chain to the sprocket and while fitting the saw chain around the guide bar mount the guide bar to the power unit Adjust the position of chain tensioner nut 14 Hyundai Power Equipment 7 Hole 8 Chain tensioner nut 9 Clutch cover Pay attention to the correct direction of the saw chain 1 Mount the guide bar then fit the saw chain around the bar and sprocket Fit the chain tensioner nut into the lower hole of the guide bar then install the chain cover and fasten the mounting nut to finger tightness While holding up the tip of the bar adjust the chain tension by turning the tensioner screw until the tie straps just touch the bottom side of the bar rail Tighten the nuts securely with the bar
20. r seek medical advice immediately Always use caution when handling fuel Wipe up all spills and then move the chain saw at least 3 metres from the fueling point before starting the engine Eliminate all sources of sparks or flame e g smoking open flames or work that can cause sparks in the y areas where fuel is mixed poured or stored Do not smoke while handling fuel or while operating the chain saw Do not allow other persons to be near the chain saw a when starting the engine or cutting a wood Keep aQ bystanders and animals out of the work area Children 10m pets and bystanders should be a minimum of 10 _ metres away when you start or operate the chain saw Hyundai Power Equipment Never start cutting until you have a clear work area secure footing and planned retreat path from the falling tree Always hold the chainsaw firmly with both hands when the engine is running Use a firm grip with thumb and fingers gripping the chain saw handles Keep all parts of your body away from the saw chain when the engine is running Before you start the engine make sure the saw chain is not contacting anything Always carry the chain saw with the engine stopped the guide bar and saw chain to the rear and the muffler away from your body Always inspect the chain saw before each use for worn loose or changed parts Never operate a chain saw that is damaged improperly adjusted or is not completely and
21. rations and kickback vary with different materials and the requirements of the safety regulations would not be respected Do not use the chain saw as a lever for lifting moving or splitting objects Do not lock it over fixed stands It is forbidden to hitch tools or applications to the P T O that are not specified by the manufacturer It is not necessary to force the saw into the cut Apply only light pressure while running the engine at full throttle It is recommended that daily inspection before use and after dropping or other impacts to identify significant damage or defects Racing the engine with the chain seized ina cutaway can damage the clutch system When the saw chain is caught in the cut do not attempt to pull it out by force but use a wedge or a lever to open the cut A WARNING Hyundai Power Equioment Guard against kickback This saw is also equipped with a chain brake that will stop the chain in the event of kickback if operating properly You must check the chain brake operation before each usage by running the saw at full throttle for 1 or 2 seconds and pushing the front hand guard forward The chain should stop immediately with the engine at full speed If the chain is slow to stop or does not stop then replace the brake band and clutch drum before use It is extremely important that the chain brake is checked for proper operation before each use and that the chain is sharp in order to maintain the
22. re right above saw up from the bottom one 1 third and finish by sawing down from the top In the area B saw down from the top one third and finish by sawing up from the bottom T Limbing a felled tree Jy _ First check which way the limb is _ bent Then make a shallow cut into the t compressed side to prevent the limb J eem from being torn Cut through from the tensed side A WARNING Be alert to the spring back of a cut limb 26 Hyundai Power Equioment LOGGING Cut up from the bottom finish down from the top A WARNING 1 Do not use an unstable foothold or a stepladder 2 Do not overreach 3 Do not cut above shoulder height 4 Always use both hands to grip the saw A WARNING The Spiked bumper must always be put on while using the chain saw on tree trunk Push the spiked bumper into the tree trunk by using the rear handle Push the front handle in the direction of cutting line The spiked bumper must be remaining set for further saw guiding if necessary Use a spiked bumper when cutting trees and thick branches can ensure your safety and decrease the working strength and vibration level If there s barrier between the cutting material and chainsaw turn off the machine Wait until it stops completely Wear the safety gloves and remove the barrier If the chain must be removed please follow the instruction in manual A trial run must be conducted after the re assembly If vibration or m
23. rrect quantities of petrol and 2 stroke oil to be mixed Put some of the gasoline into a clean approved fuel container Pour in all of the oil and shake well Pour in the rest of petrol and shake again for at least one minute Put a clear indication on the outside of the container to avoid mixing up with straight petrol or other containers oe www hyundaipowerequipment co uk 17 Hyundai Power Equipment CHAIN OIL Use special chainsaw oil NOTE Do not use waste or regenerated oil this may cause damage to the oil pump and increase chain and bar wear 18 Hyundai Power Equipment STARTING ENGINE 1 Untwist and remove the fuel cap and oil cap Rest two caps ona clean surface Put fuel oil mix into the fuel tank and the chain oil tank to 80 of the full capacity Fasten two caps securely and wipe up any fuel spillage around the unit Put the switch to the I position S z A l 4 A KA N4 AC 5 Continuously push the priming bulb until fuel comes in the bulb 6 Pull out the choke knob The choke will close and the throttle lever will then be set in the starting position NOTE When restarting immediately after stopping the engine Set choke in the open position Once the choke knob has been pulled out it will not return to the operating position even if you press down on it with your finger When you wish to return the choke knob to the operating position operate the throt
24. tip held up 12 1 Loosen 15 Nm Then check the chain for 2 Tighten smooth rotation and proper tension 3 Chain tension while moving it by a gloved hand If ajusting screw necessary readjust with the chain cover loose Tighten the tensioner Screw www hyundaipowerequipment co uk 15 Hyundai Power Equipment NOTICE It is very important to maintain the proper chain tension Rapid wear of the guide bar or the chain coming off easily can be caused by improper tension Especially when using a new chain take good care of it since it may stretch when first used The Spiked bumper belongs to the chain saw It must be screwed up on chain saw before the initial use Please fix the spiked bumper with two screws on the forefront of the chain saw 16 Hyundai Power Equioment 5 FUEL amp CHAIN OIL L Fuel The engines are lubricated by oil specially formulated for air cooled 2 stroke petrol engine use RECOMMENDED MIXING RATIO GASOLINE 40 OIL 1 These engines are certified to operate on unleaded petrol A WARNING FT ze The fuel is highly flammable Do not smoke or bring any flame or sparks near fuel 1 FUEL WITH NO OIL STRAIGHT PETROL will cause severe damage to the engine inner parts very quickly 2 OIL FOR 4 CYCLE ENGINE USE or WATER COOLED 2 CYCLE ENGINE USE This can cause spark plug fouling exhaust port blocking or piston ring sticking HOW TO MIX FUEL 1 Measure out the co
25. tle trigger instead www hyundaipowerequipment co uk 19 Hyundai Power Equipment Push the front handle guard down toward the front to activate the chain brake While holding the saw unit securely on the ground pull the starter rope vigorously When firing occurs push in the choke knob and pull the starter again to start the engine Pull up the front handle guard toward the front handle to release brake Then allow the engine to warm up with the trigger pulled slightly Oil Fuel Engine switch Choke knob NE Before you start the engine make sure h e the saw chain is not touching anything ex T Make sure the chain brake is always Vet t i activated each time you start the TN parm 19 engine Ta i bn CHECKING OIL SUPPLY After starting the engine run the chain at medium speed and see if chain oil is scattered off as shown in the figure C am 1 Chain oil The chain oil flow can be changed by inserting a screwdriver in the hole on bottom of the clutch side Adjust according to your work conditions 1 Chain oil flow adjusting shaft 2 Ant clockwise Rich 3 Clockwise Lean The oil tank should become nearly empty by the time fuel is used up Be sure to refill the oil tank every time you re fuel the chainsaw CHECKING FUNCTIONALITY OF THE CLUTCH Before each use you should confirm that there is no chain movement when the engine is running at idling speed ADJU
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