Zenoah TR2001DL User's Manual
Contents
1. ZENONA OWNER S MANUAL 848J6593A0 406 BRUSHCUTTERS TR2001DL Thank you for purchasing a KOMATSU ZENOAH product Before using our brushcutter please read this manual carefully to understand the proper use of your unit 1 Explanation of pictorials GO 2 For safe operation 1 Read this manual carefully until you completely understand and can follow all safety notes precautions and operating instructions before using of the unit Do not operate this tool when you are tired ill or under the influence of alchohol drugs or medication Always wear eye or face protection and hearing protection Do not wear loose clothing jewelry short trousers sandals or go barefoot Do not wear anything which might be caught by branches or moving part of the unit Secure hair so it is above shoulder length Never start or run the engine inside a closed room or building Exhaust gases contain dangerous carbon monoxide Before starting the engine inspect the entire unit for loose fasteners and fuel leakage Make sure that the cutting attachment is properly installed and securely fastened Be sure the blade guard is attached in place Fuel is highly flammable Always keep open flames and sparks away from the unit and fuel depot Do not smoke while refueling the unit or mixing fuel When refueling the unit make sure to stop the engine and allow it to cool down Wip2. 3 Warning Attention 4 Keep all children bystanders and helpers 15 meters away from the brushcutter storage or transporting to prevent loss of fuel damage or injury 18 When replacing cutting attachment or other components be sure to use the parts supplied or recommended by KOMATSU ZENOAH 19 When the unit is turned off make sure the cutting attachment has stopped before the unit is set down 20 For units equipped with a clutch be sure the cutting attachment stops turning when the engine idles 21 Use only for tasks explained in the instruction handbook 22 Discard blades that are bent warped cracked broken or damaged in any way 23 Instructions on stopping a coasting blade A blade can injure while it continues to spin after the engine is stopped or throttle control is released 24 Stop the engine and blade before removing material that is blocking or entangling the cutting attachment 25 Use a sharp blade A dull blade is more likely to snag and thrust Replace the fastening nut according to the manufacturer s instruction 26 Cut only material recommended by the manufacturer Do not let the blade contact material it cannot cut such as rocks metal etc 27 Always wear safety boots additionally a helmet is required if there is a risk of contact with falling objects 1 9 Minamidai Kawagoe Saitama 350 1192 Japan 13 Setup E HANDLE e Install the handle to the shaft tube and clamp E INSTALLING
3. of an inert material during combustion e These engines are certified to operate on unleaded gasoline e Make sure to use gasoline with a minimum octane number of 89 RON USA Canada 87AL e If you use a gasoline of a lower octane value than prescribed there is a danger that the engine temperature may rise and an engine problem such as piston seizing may consequently occur e Unleaded gasoline is recommended to reduce the contamination of the air for the sake of your health and the environment e Poor quality gasolines or oils may damage sealing rings fuel lines or fuel tank of the engine E HOW TO MIX FUEL IMPORTANT Pay attention to agitation 1 Measure out the quantities of gasoline and oil to be mixed 2 Put some of the gasoline into a clean approved fuel container 3 Pour in all of the oil and agitate well 4 Pour In the rest of gasoline and agitate again for at least one minute As some oils may be difficult to agitate depending on oil ingredients sufficient agitation is necessary for the engine to last long Be careful that if the agitation is insufficient there is an increased danger of early piston seizing due to abnormally lean mixture 5 Put a clear indication on the outside of the container to avoid mixing up with gasoline or other containers 6 Indicate the contents on outside of container for easy identification E FUELING THE UNIT 1 Untwist and remove the fuel cap Rest the cap on a dus
4. DEBRIS GUARD e Attach the guard to the bracket on the main pipe and fix it with 2 screws co core 0 E INSTALLING CUTTING HEAD While locking the gear shaft by inserting the supplied tool into the upper holder on the gearbox loosen and remove the hexagon nut left handed 2 Then screw in the cutting head to the gear shaft over the holders Hand tighten it securely E BALANCE UNIT 1 Put on strap and attach unit to strap 2 Slide clamp up or down until unit balances with head aparting from the ground when using it Fuel WARNING e Gasoline is very flammable Avoid smoking or bringing any flame or sparks near fuel Make sure to stop the engine and allow it cool before refueling the unit Select outdoor bare ground for fueling and move at least 3m 10ft away from the fueling point before starting the engine 4 e The Komatsu Zenoah engines are lubricated by oil specially formulated for air cooled 2 cycle gasoline engine use If Komatsu Zenoah oil is not available use an anti oxidant added quality oil expressly labeled for air cooled 2 cycle engine use JASO FC GRADE OIL or ISO EGC GRADE e Do not use BIA or TCW 2 stroke water cooling type mixed oil RECOMMENDED MIXING RATIO GASOLINE 50 OIL 1 e Exhaust emission are controlled by the fundamental engine parameters and components eq carburation ignition timing and port timing without addition of any major hardware or the introduction
5. MMING LINE For replacement line use a diameter of 2 4 mm The spool is capable for a line upto 6 m on the 4 head Avoid using a larger line as it may cut down the trimming performance Pinch the slotted area on the both sides of the spool housing to unhook the bottom cap Take out the spool and pull off the old line E INTAKE AIR COOLING VENT e Never touch the cylinder muffler or spark plugs with your bare hands immediately after stopping the engine The engine can become very hot when in operation and doing so could result in severe burns e When checking the machine to make sure that it is okay before using it check the area around the muffler and remove any wood chips or leaves which have attached themselves to the brushcuiter Failing to do so could cause the muffler to become overheated and that in turn could cause the engine to catch on fire Always make sure that the muffler is clean and free of wood chips leaves and other waste before use e Check the intake air cooling vent and the area around the cylinder cooling fins after every 25 hours of use for blockage and remove any waste which has attached itself to the brushcutter Note that it is necessary to remove the engine cover shown in order to be able to view the upper part of the cylinder IMPORTANT e If waste gets stuck and causes blockage around the intake air cooling vent or between the cylinder fins it may cause the engine to overhea
6. e spilled fuel completely from the unit Move KOMATSU ZENOAH GO 360 Em ott at least 3 meters away from fueling site before starting the engine 10 Check the condition of working area to avoid any accident by hitting hidden obstacles such as stumps stones cans or broken grass 11 Keep bystanders and animals at least 15 meters away from the operating point If you are approached immediately stop the engine 12 Keep firm footholds and balance at all times Do not use the unit where footing is unsteady or slippery 13 Keep cutting attachment below waist level 14 Keep all parts of your body away from the rotating cutting attachment and hot surfaces 15 Warn the operator of the danger of blade thrust Kick back Blade thrust may occur when the spinning blade contacts a solid object in the critical area A dangerous reaction may occur causing the entire unit and operator to be thrust violently This reaction is called Kick back As a result the operator can lose control of the unit which can cause serious or fatal injury Kick back is more likely to occur in areas where it is difficult to see the material to be cut 16 When inspecting or servicing the unit make sure to stop the engine and disconnect the spark plug as necessary 17 Cover the blade when the transporting or storing the unit Secure the unit before for 1 Read the owner s manual 2 Wear a helmet ear protection and eye protection
7. l that if the usage in the instruction manual is not observed as to fhe mixed gasoline etc described therein if may not be covered by the warranty 15 Operation E ADJUSTMENTS e THROTTLE CABLE The normal play is 1 or 2 mm when measured at the carburetor side end Readjust with the cable adjuster as required e ENGINE IDLLING SPEED When the engine tends to stop frequently at idling mode turn the adjusting screw clockwise When the cutting head keeps rotating after releasing the trigger turn the adjusting screw counter clockwise e Warm up the engine before adjusting the idling speed jae _ i 1 2 mm 1 1 cable adjuster 2 adjusting screw E LINE HEAD USAGE 1 Always wear eye protection such as safety goggles Never lean over the rotating cutting head Rocks or other debris could be thrown into eyes and face and cause serious personal injury Keep the debris guard attached in place at all times when the unit is operated TRIMMING GRASS AND WEEDS Always remember that the TIP of the line does cutting You will achieve better results by not crowding the line into the cutting area Allow the unit to trim at its own pace Hold the unit so the head is off the ground and is tilted about 20 degrees toward the sweep direction Use full throttle when cutting You can avoid thrown debris by sweeping from your left to the right Use a slow deliberate action to cut heavy gr
8. owth The rate of cutting motion will depend on the material being cut Heavy growth will require slower action than will light growth Never swing the unit so hard as you are in danger of losing your balance or control of the unit Try to control the cutting motion with the hip rather than placing the full workload on the arm and hands Take precautions to avoid wire grass and dead dry long stem weeds from wrapping around the head shaft Such materials can stall the head and cause the clutch to slip resulting in damage to the clutch system if repeated frequently ADJUSTING THE LINE LENGTH Your brushcutters is equipped with a semi auto type nylon line head that allows the operator to advance the line without stopping the engine When the line becomes short lightly tap the head on the ground while running the engine at full throttle Each time the head is bumped the line advance about 1 inch 25 4 mm For better effect tap the head on bear ground or hard soil Avoid bumping in thick tall grass as the engine may stall by overload E STARTING ENGINE 4 The cutting head will start rotating upon the engine starts Feed fuel into the fuel tank and tighten the cap securely Rest the unit on a flat firm place Keep the cutting head off the ground and clear of surrounding objects as it will start rotating upon starting of the engine Push the primer pump several times until overflown f
9. repeat pulling the rope or remove the spark plug and dry it STOPPING ENGINE Release the throttle lever and run the engine for half a minute Shift the ignition switch to the STOP position IMPORTANT Except for an emergency avoid stopping the engine while pulling the throttle lever 6 Maintenance 1 Air filter TR2001DL Before cleaning inspecting or repairing the unit make sure that the engine has stopped and is cool AIR FILTER The air filter if clogged will reduce the engine performance Check and clean the filter element in warm soapy water as required Dry completely before installing If the element is broken or shrunk replace with a new one FUEL FILTER When the engine runs short of fuel supply check the fuel cap and the fuel filter for blockage 1 Fuel filter SPARK PLUG Starting failure and misfiring are often caused by a fouled spark plug Clean the spark plug and check that the plug gap is in the correct range For a replacement plug use the correct type specified by KOMATSU ZENOAH Model Type of Plug NGK BPMR7A Spark Gap 0 6 0 7mm IMPORTANT Note that using any spark plug other than those designated may result in the engine failing to operate properly or in the engine becoming overheated and damaged To install the spark plug first turn the plug until it is finger tight then tighten it a quarter turn more with a socket wrench E REFILLING TRI
10. t and that in turn may cause mechanical failure on the part of the brushcutter 1 Intake air E MUFFLER Inspect periodically the muffler for loose fasteners any damage or corrosion If any sign of exhaust leakage is found stop using the machine and have it repaired immediately Note that failing to do so may result in the engine catching on fire PROCEDURES TO BE PERFORMED AFTER EVERY 100 HOURS OF USE Remove the muffler insert a screwdriver into the vent and wipe away any carbon buildup Wipe away any carbon buildup on the muffler exhaust vent and cylinder exhaust port at the same time Tighten all screws bolts and fittings Check to see if any oil or grease has worked its way in between the clutch lining and drum and if it has wipe it away using oil free lead free gasoline MAINTENANCE BEFORE STORAGE Old fuel left in the carburetor may cause starting failure When a series of operation finished make sure to empty the fuel tank and drain the carburetor Check all parts and the functions If the failured or damaged parts have been found l cooling vent Put one end of new line through the spool replace them with new ones holes and pull it until the length is equal between each part of the line 4 Wind up the line in the correct direction as indicated on the spool Specifications 5 Hook each end of the line in the slot on the MODEL CORE Unit Ene edge of the spool and then p
11. tless place 2 Put fuel into the fuel tank to 80 of the full capacity 3 Fasten the fuel cap securely and wipe up any fuel spillage around the unit WARNING 1 Select bare ground for fueling 2 Move at least 10feet 3meters away from the fueling point before starting the engine 3 Stop the engine before refueling the unit At that time be sure to sufficiently agitate the mixed gasoline in the container FOR YOUR ENGINE LIFE AVOID 1 FUEL WITH NO OIL RAW GASOLINE It will cause severe damage to the internal engine parts very quickly 2 GASOHOL It can cause deterioration of rubber and or plastic parts and disruption of engine lubrication 3 OIL FOR 4 CYCLE ENGINE USE It can cause spark plug fouling exhaust port blocking or piston ring sticking 4 Mixed fuels which have been left unused for a period of one month or more may clog the carburetor and result in the engine failing to operate properly 5 In the case of storing the product for a long period of time clean the fuel tank after rendering it empty Next activate the engine and empty the carburetor of the composite fuel 6 In the case of scrapping the used mixed oil container scrap it only at an authorized repository site As lot details of quality assurance read the description in the section Limited Warranty carefully Moreover normal wear and change in product with no functional influence are not covered by the warranty Also be carefu
12. uel flows out in the clear tube Choke lever Close Open Primer pump NN NS 1 2 3 4 Move the choke lever to the closed position 5 Set the ignition switch to the j position Set the throttle lever to the start position 1 gt 2 gt 3 Place the unit on a flat firm place Keep the cutting head clear of everything around it Stop O Start 3 Ignition switch 1 6 While holding the unit firmly pull out the starter rope quickly until engine fires The product is equipped with a centrifugal clutch mechanism so the cutting attachment begins to rotate as soon as the engine is started by putting the throttle into the start position When starting the engine place the product onto the ground in a flat clear area and hold it firmly in place so as to ensure that neither the cutting part nor the throttle come into contact with any obstacle when the engine starts IMPORTANT 7 8 Avoid pulling the rope to its end or returning it by releasing the knob Such actions can cause starter failures Move the choke lever downward to open the choke And restart engine Allow the engine to warm up for a several minutes before starting operation 1 2 h When restarting the engine immediately after stopping it leave the choke open Overchoking can make the engine hard to start due to excess fuel When the engine failed to start after several attempts open the choke and
13. ut the ends Overall size through the eyelets on the housing Make Length ae 1795 sure that the spring and the washers are in Width mm 340 place Height mm 303 6 While holding the spool against the housing Dry Weight K 4 7 pull the line ends to release them from the Engine Model pa G20LS slot Displacement ee al 7 Line up the slot on the bottom cap with the Carburetor x Diaphragm hook on the housing press the cap against Fuel Mixture ratio X 50 1 Gasoline and 2cycle oil the housing until it clicks Fuel Tank capacity litter 0 5 Service range rom 6000 to 8500 E GEARCASE Spark plug x BPMR7A e The reduction gears are lubricated by Clutch system x Centrifugal Type multipurpose lithium based grease in the Anti vibration system gear case Supply new grease every 25 Housing ste Yes hours of use or more often depending on Handle bracket se No the job condition Gearhead e Remove the bolt opposit to the grease Nekane dea 2 ti COC s itKHOV O OSOSOSC CT Je dg nipple before installing new grease to Redudiontano x 1 462 arrange 10r 910 JrEASeIo Exi Blade Rotation x Counter clockwise Handle Type x Loop Throttle lever x Trigger Type With Safety lock Standard cutter x Flexible Trimming Lines Harness Type x Single Quick release x Yes Standard Accessories Tool kit X Owner s manual x Specifications are subject to change without notice
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