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31cc 4 STROKE
BRUSH CUTTER
LINE TRIMMER

INSTRUCTION MANUAL

WLBCF310

www.909.com

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Summary of Contents for WLBCF310

Page 1: ...31cc 4 STROKE BRUSH CUTTER LINE TRIMMER INSTRUCTION MANUAL WLBCF310 www 909 com ...

Page 2: ......

Page 3: ...ter Blade 20 Changing Removing the Brushcutter Blade 21 Tips for Operation 22 Specific Assembly for use as a LineTrimmer 22 Fitting Removing the Spool and Line assembly 23 Changing the line only on the Spool and Line assembly 25 Use of the Line trimmer 27 Advancing the line manually 27 Tips for operating the LineTrimmer Tips for cutting 28 Feeding the line 29 Fuelling 30 Starting the Brushcutter L...

Page 4: ...T INFORMATION NOTE This is a 4 stroke Brushcutter Line Trimmer The motor MUST be filled with 60ml of SAE 10W 30 BEFORE starting Fresh unleaded fuel must be used in this unit Do NOT use Ethanol based fuels Do NOT mix oil with fuel Contents of carton 1 x Brushcutter Guard Guard clamp 2 x screws 4 x washers 1 x 3T Brushcutter Blade 2 x Spool Line Assembly not fitted 1 x Clip On Line Trimmer Guard Att...

Page 5: ...ition choke closed Run position choke open Use at a distance of at least 15m from other people Thrown objects and rotating line can cause severe injury Do not operate the unit without the safety guard in place Keep away from rotating cutter Sharp blade on the safety guard do not touch the cut off knife Explosive material Extremely hot surface Do not touch a hot muffler gear box or cylinder you may...

Page 6: ...ithout the appropriate knowledge unless they are supervised by someone who is responsible for their safety or have been instructed by such a person with regard to how the unit is to be operated Children should be supervised to ensure that they do not play with the device Save all warnings and instructions for future reference 1 Work area safety a Keep work area clean and well lit Cluttered or dark...

Page 7: ...nt of inattention while operating power tools may result in serious personal injury a Use personal protective equipment Always wear eye protection Protective equipment such as dust mask non skid safety shoes hard hat or hearing protection will reduce personal injures a Prevent unintentional starting Ensure the switch is in the off position before connecting to power source and or battery pack pick...

Page 8: ...reach of children and do not allow persons unfamiliar with the power tool or these instructions to operate the power tool Power tools are dangerous in the hands of untrained users a Maintain power tools with care 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 M...

Page 9: ... care not to spill fuel or oil When refuelling the Brushcutter Line Trimmer ensure that the motor has been switched off Prevent the spilling of fuel as this may also ignite with the hot motor Never refuel whilst the engine running Check for fuel leaks Do not operate if a fuel leak is detected Where a fuel leak is detected drain the tank of fuel and have the leak repaired Be careful where you store...

Page 10: ...en operating the Line Trimmer be aware of the ground where the Line Trimmer is being operated The cutting head and line is designed to trim grass and similar undergrowth and stones and foreign matter should be avoided Prior to operation ensure the assembled line Line Trimmer is checked for loose components and the operating controls of the trimmer Do not use the Line Trimmer if the controls are no...

Page 11: ...NOT substitute the blade with any other types of blade other than that is detailed in this manual DO NOT fit a saw blade to this product This brushcutter is fitted with a centrifugal clutch At idle the blade must not be rotating Make a practice to always check the clutch is correctly operating and at idle the blade does not rotate and rotation of the blade only occurs as the speed of the motor is ...

Page 12: ...rbox 19 Spindle lock entry hole 20 Spindle 21 Inner bush with spindle hole 22 Choke lever Red lever 23 Priming bulb 24 Oil reservoir dipstick 25 Screw holes for Brushcutter guard 26 Blade nut 27 Protector 28 3T Brushcutter blade 29 Outer flange 30 Inner flange 31 Double shoulder strap harness 32 Cut off knife 33 Clip on Line trimmer guard attachment 34 Bump knob 35 Spool Line Assembly 36 Assembly ...

Page 13: ...11 WLBCF310 INSTRUCTION MANUAL www 909 com 12 26 27 28 29 30 1 4 10 9 15 14 13 16 6 5 3 2 8 7 17 18 37 25 25 31 20 21 19 23 22 24 11 ...

Page 14: ...EVER attempt to remove the oil dipstick 24 while the motor is running ENSURE the motor is not running when the oil level is being checked On a new unit the motor needs to be filled with 60mL of SAE 10W 30 engine oil To initially fill with oil or to check the oil level follow the process below 1 Lay the unit down so that the fuel tank bracket 38 is resting on a secure surface or on the ground Clean...

Page 15: ...EXCEED the upper mark on the dipstick 7 IMPORTANT The motor should NEVER be started if the oil level is below the low oil mark Always check the oil level before starting ensuring the brushcutter line trimmer is positioned as per step 1 for checking 8 When the oil level is at the upper oil level mark replace the dipstick and thread in the dipstick in a clockwise direction until the dipstick is firm...

Page 16: ...t When this slot enters the joiner release the locating lever 13 Continue to insert fully the lower shaft When fully inserted the tab on the locating lever 13 should locate into the slot of the lower shaft If the shaft slot does not locate into the locating lever tab rotate the lower shaft until the slot fully engages You will hear a click when it engages Fig F NOTE Ensure you check that the lower...

Page 17: ...ied 5mm allen key 36 and the 10mm open ended spanner 36 remove the screws retaining the top clamp plate of the clamp assembly Remove the top clamp plate Fig I NOTE The two screws retaining the top cover plate are of a different length and MUST be replaced in the same position The longer screw is the 10mm Hex headed bolt Fig J 2 The J handle 12 will sit in the recess of the J handle clamp but the l...

Page 18: ...le in either of the other two holes 5 The J handle can also be moved up and down the shaft over a very short and limited distance There are two holes in the main shaft of which one must locate on the locating screw on the J handle clamp Adjusting the J Handle up and down the Upper Shaft 1 Loosen the two clamp screws 6 full turns on the underside of the clamp where the clamp plate secures the clamp...

Page 19: ...short screw and they need to be replaced in the same threaded hole in the clamp Fig Q1 2 6 Locate the locating screw in one of the location holes in the upper shaft 11 and replace the lower clamp plate and the two screws Fig R IMPORTANT Ensure to replace the screws into the clamp assembly in the same threaded hole There is one long screw and one short screw so ensure the screws are replaced as the...

Page 20: ...E There is a small dimple on the underside of the guard clamp which when lined up correctly will engage with the hole in the lower shaft 4 Once the dimple is located insert the 2 screws one on each side of the guard clamp and using the supplied 5mm allen key 36 tighten in a clockwise direction until secure Fig U If proceeding to use as the brushcutter the 3T brushcutter blade 28 needs to be assemb...

Page 21: ...ulder strap harness 31 on your body tighten or loosen the front straps adjusters Fig Y 4 Ensure the metal connector clip is attached onto the side pad guard correctly When in the correct position the long metal tab as shown in Fig Z with the arrow on it needs to be holding the metal connector clip in place 5 To attach to the unit insert the clip on the side pad guard through the double strap shoul...

Page 22: ... an arrow on the blade corresponds with the arrow direction on the top of the guard 4 Place the outer flange 29 over the spindle 20 on top of the 3T brushcutter blade 28 Fig AD followed by the protector 27 5 Place the blade nut 26 on to the spindle 20 and thread the nut in an anti clockwise direction all the way down to the protector 27 Fig AE 6 To fully tighten the 3T brushcutter blade 28 onto th...

Page 23: ...e direction Fig AH 4 Remove the blade nut 26 protector 27 outer flange 29 and 3T brushcutter blade 28 in this order NOTE If you are removing your brushcutter blade to use the unit as a line trimmer refer to page 23 24 for instructions on Fitting the Spool and Line Assembly on the Line Trimmer 5 Replace with the new blade and follow steps 3 8 in the Fitting the Brushcutter blade section Operation o...

Page 24: ...ade 28 contacts anything it cannot cut This contact may cause the 3T brushcutter blade 28 to stop for an instant and suddenly thrust the unit away from the object that was hit This reaction can be violent enough to cause the operator to lose control of the unit Blade thrust may occur without warning if the blade snags stalls or binds This is more then likely to occur in areas where it is difficult...

Page 25: ... large slots You will hear clicks when the release clips are secure Fig AJ NOTE Before using the line trimmer remove the cut off blade protector After using the line trimmer it is recommended to replace the blade protector Fitting the Spool and Line Assembly on the LineTrimmer NOTE If the unit has been used as a brushcutter first the brushcutter blade will need to be removed before fitting the spo...

Page 26: ...ng the Spool and Line Assembly NOTE Always ensure the engine is turned off before undertaking this assembly 1 Lay the unit down so that the fuel tank bracket 38 is on the ground or on a secure surface Lift the gearbox end of the lower shaft 15 to gain access to the output spindle 20 2 Insert the long end of the supplied 4mm allen key 36 through the spindle lock entry hole 19 and into the hole on t...

Page 27: ...outer parts of the assembly in between where the 2 ribs protrude on each side When pushing in both sides at the same time the spool cover can be removed Ensure the lines protruding from the eyelets are carefully pulled out when you remove the inner spool Fig AM NOTE When removing the spool there is a large spring 1 washer located on each end of the spring Do not lose these Fig AN 2 Remove any rema...

Page 28: ...may need to be rotated slightly so as to locate into the housing Push firmly to ensure the inner spool of line is fully inserted into the spool cover This will also unclip the line from the inner notches 8 With the inner spool firmly held in place the outer cover needs to be fitted Fit the outer cover over the bump knob 34 by transferring the pressure on the bump knob 34 from one thumb to the othe...

Page 29: ... based fuels Do NOT mix oil with fuel Use of the Line trimmer This petrol line trimmer is only made to cut grass Always use the double shoulder strap harness 31 when using the line trimmer to avoid serious personal injury Perform a few accelerations of the motor without reaching maximum speed and without working to make sure that everything is in good working order Start the engine only when you a...

Page 30: ...e top down to prevent grass from wrapping around the spool which may cause the trimmer to overheat NOTE If grass becomes wrapped around the spool stop the engine disconnect the spark plug wire and remove the grass Tips for cutting WARNING Beware of bystanders at all times Cut the grass like you are in a corridor about 1 5m wide Move step by step moving the machine from left to right and vice versa...

Page 31: ...it releases approximately 2cm of line Release the line until it strikes the cut off knife 32 This may require several taps NOTE The cut off knife 32 on the clip on line trimmer guard attachment 33 will automatically cut off any excess line For best results tap the head on hard soil or bare ground Never bump the spool head on concrete as it may crack the spool housing Make sure the cut off knife 32...

Page 32: ...ity to any open flames lit cigarettes or hot objects 1 Unscrew the fuel tank cap 5 and pour fresh unleaded fuel into the tank with the aid of a funnel Fig AW NOTE The fuel tank capacity is 800mL Be careful not to spill any mixture If this happens wipe the spill with a clean rag 2 Replace the fuel cap 5 taking care NOT to cross thread the cap on the fuel tank 6 Tighten the cap firmly in a clockwise...

Page 33: ...Choke control Start position choke closed Run position choke open 1 Press the on off switch 10 to the on position marked with a I 2 Move the choke red lever 22 upwards to the full choke or cold start position Fig AX NOTE This is not required if the engine is already warm 3 Push the priming bulb 23 6 10 times until the priming bulb fills with fuel mixture and excess fuel is pumped down the bypass t...

Page 34: ...ety lever 9 and pull on fully the throttle trigger 8 3 Check the on off switch 10 is on 4 Pull the recoil starter 2 a number of times to clear the fuel and start the motor WARNING Be aware that if starting occurs with the throttle pressed the motor will accelerate and thus engaging the clutch which will then rotate the cutting head As soon as the motor starts release the throttle so the motor runs...

Page 35: ...rocess of running in the engine 3 It is at the end of the running in period that the engine will reach its maximum power 4 After the first two hours of work stop and make sure that all nuts and screws are securely fastened and tighten them if necessary Maintenance Cleaning WARNING The engine of the petrol brushcutter line trimmer must be at a complete stop during assembling repair and cleaning ope...

Page 36: ...her chemical cleaners solvent Squeeze out the remaining water and allow the filter to completely dry Add a drop of thin oil to the filter and replace it The air filter should be changed after approximately every 50 hours or sooner when used in high dust environments Replacement air filters are available for purchase from our website www extrabattery com au Fuel Filter The fuel tank is fitted with ...

Page 37: ...tube spanner and wrench 36 to remove the spark plug by turning it anti clockwise Fig BB 3 Clean and adjust the spark plug gap to 0 6 0 7mm Replace any damaged or visibly worn plug with a Torch A5RTC NGK CR5HSA or CR5HSB spark plug as listed in the specifications table 4 Install the spark plug finger tight in the cylinder head then tighten it firmly with the spark plug tube spanner and wrench Repla...

Page 38: ... long period of time proceed as follows Empty the fuel and oil tank completely Protect all metal engine parts from corrosion by coating them with oil Remove the spark plug put a few drops of oil into the cylinder and then pull the recoil starter 2 to 3 times in order to distribute the oil evenly Replace the spark plug Warranty Your new 909 Brushcutter Line Trimmer comes with a 909 day Service Warr...

Page 39: ...o one of our National Service Agents for repair or call us 1800 909 909 for advice A listing of our Service Agents is included with your product however you can also find our most updated listing on our website www 909 com by clicking on the Service Agent link Accessories The following accessories are available for purchase by visiting www extrabattery com au or calling our customer service hotlin...

Page 40: ...e material from the spool and line Manually advance the lines Open the spool and line assembly 35 and ensure the lines have not crossed or tangled NOTE Always ensure the engine is turned off before undertaking this task Lubricate with silicone spray Manually advance the lines NOTE Always ensure the engine is turned off before undertaking this task Install more line NOTE Always ensure the engine is...

Page 41: ...ated Power 0 7KW 6500kw Max engine speed 95 00 min 1 Idle speed 2800 3200 min 1 Fuel tank capacity 800 mL Fuel Unleaded Fuel Do not use fuel that contains ethanol Oil Reservoir Capacity 60mL Oil 4 Stroke Oil SAE 10W 30 is recommended Spark Plug type Torch A5RTC Equivalent Spark Plug type NGK CR5HSA NGK CR5HSB LineTrimmer Cutting diameter 420mm Cutting line 2 4mm Spool type Bump feed twin line Tota...

Page 42: ...INSTRUCTION MANUAL WLBCF310 www 909 com ...

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