Zenoah BK3420FL Owner'S Manual Download

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BK3420FL

848G5C93A1 (406)

BRUSHCUTTER

OWNER’S MANUAL

• Before using our products, please read

this manual carefully to understand the

proper use of your unit.

• Keep this manual handy.

Caution

Summary of Contents for BK3420FL

Page 1: ...BK3420FL 848G5C93A1 406 BRUSHCUTTER OWNER S MANUAL Before using our products please read this manual carefully to understand the proper use of your unit Keep this manual handy Caution...

Page 2: ...This mark indicates instructions which must be followed in order to prevent accidents which could lead to serious bodily injury or death This mark indicates instructions which must be followed or it l...

Page 3: ...handle 20 Throttle lever 21 Right hand grip 22 Throttle wire 23 Wire clamp 24 Engine stopping switch 25 Flexible shaft 2 Symbols on the machine For safe operation and maintenance symbols are carved i...

Page 4: ...or gale force winds or at any other times when weather conditions might make it unsafe to use this product f When using this product for the first time before beginning actual work learn to handling t...

Page 5: ...e engine and check the throttle wire and other parts KICKBACK SAFETY PRECAUTIONS A dangerous reaction may occur when the spinning blade contacts a solid object in the critical area It is called Kick b...

Page 6: ...utions below strictly 1 Keep the cutting blades clear of fances posts wires and rocks to prevent kickback and damage to the blades 2 When using your product do not grip other parts except the handles...

Page 7: ...e slightly SE2 3 Align the safety lock hole of the joint with the hole of the main pipe screw the clamping bolt and fasten it tightly SE2 4 Tighten the fastening bolt of the joint and fix the main pip...

Page 8: ...the shaft of the main pipe try to pull out the flexible shaft by hand to make sure the flexible shaft does not come off ADJUSTING THE PLAY OF THE THROTTLE WIRE If you bend the flexible shaft the amoun...

Page 9: ...NTING THE HANDLE 1 Mount the loop handle on the main pipe in accordance with the serial number label Turn the grip and tighten it slightly then fasten the hanger plate together in the position shown i...

Page 10: ...a left handed bolt and the outer holder 2 Put the blade on the blade rest plate with the blade surface on which there is writing facing toward the gear case then fit the hole of the blade to the proj...

Page 11: ...de rest plate and the outer holder on the gear shaft correctly and stop their whirl with the accessory L shaped round rod 2 Screw the mounting bolt M7 left handed attached to the nylon cutter into the...

Page 12: ...th or more may clog the carburetor or result in the engine failing to operate properly Put remained fuel into an air tight container and keep it in the dark and cool room Please ask for mixed gasoline...

Page 13: ...ing the engine Fill the fuel tank to roughly 80 of its capacity If filled too full the fuel may leak from the tank cap while using this machine 1 Place the brushcutter to be refueled in a flat place o...

Page 14: ...trode of the spark plug may become wet and the engine might not start If this happens open the choke set the throttle lever to the almost fully open position and pull out the starter rope repeatedly o...

Page 15: ...foot on the frame and pull out the starter knob with your right hand OP4 Do not pull out the starter rope up to its end and do not let the knob jump out of the right hand otherwise it may not return...

Page 16: ...gine speed before stopping the engine except in an emergency 1 Return the throttle lever to the idling position OP5 1 Idling 2 Push the engine stop switch until engine stops OP6 3 Close the fuel cock...

Page 17: ...ake sure that there is no person or object near the machine Then holding the front part on the blade side of the handle of the main pipe with your left hand hang the right shoulder belt on your right...

Page 18: ...might cause grass weeds or twigs to be caught up in the blade It also wears down the clutch more quickly SELECTION OF BLADE When cutting branches and plants always use a saw blade and never use an eig...

Page 19: ...lace The fuel pipe has been damaged Replace Broken or cracked Repair or replace The connecting part has become loose Repair or replace Cut off cracked discolored or deformed Replace The shaft has beco...

Page 20: ...sawtooth blade BLADE OPTION Blade is not included In order to carry out cutting work safely be sure to check the blade before you begin and after you finish your work If you continue to use a blade w...

Page 21: ...it after drying it completely When the air cleaner element has become deformed or damaged replace it with a new one Part No 1418 82130 If the air cleaner element becomes clogged the output of the engi...

Page 22: ...e rotation speed might not increase or rotation fluctuations might occur 1 Rubber packing 2 Fuel filter SPARK PLUG Do not touch the spark plug with bare hands immediately after stopping the engine The...

Page 23: ...the blade and the blade rest plate 2 Remove the plug beside the gear case and pour tube grease from the plug hole 3 Stop supplying the grease when all the old grease has been pushed out from the shaft...

Page 24: ...uct is shipped from the factory but it might need to be readjusted according to changes in operation conditions e g changes in the stability of the engine air density etc When readjustment is necessar...

Page 25: ...such as wrong start or insufficient output When storing the machine for a long time loosen the cap of the fuel tank slightly Excessive tightening of the cap might deform its packing over time 1 Brush...

Page 26: ...n Deterioration of fuel consumption MAIN CAUSE Bad fuel different quality deterioration Excessive sucking of fuel Clogging of the muffler exhaust vent Contamination of the spark plug electrodes Short...

Page 27: ...irection Counterclockwise from operator s view Type Single cylinder air cooling 2 cycle gasoline engine Displacement Volume cc 33 6 Fuel Used Lubricating oil mixed gasoline Lubricating Oil Used 2 cycl...

Page 28: ...the blade correctly and make sure the connecting pin in the blade does not come out of place Cut branches of soft trees do not cut hard trees If abnormal or unusual vibration occurs stop work immedia...

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