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Zenoah BK3402FL, Owner'S Manual

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Zenoah BK3402FL Owner'S Manual Download Page 3

GB-3

BK3402FL / BK3402FL-EZ / BK3402FLJ / BK3402FLJ-EZ / BK4302FL / BK4302FL-EZ / BK4302FLJ / BK4302FLJ-EZ

G

B

2. Specification

3. Symbols on the machine

The port to refuel the “MIX GASOLINE”

Position:

 FUEL TANK CAP

The direction to close the choke

Position:

 AIR CLEANER COVER

The direction to open the choke

Position:

 AIR CLEANER COVER

Model

BK3402FL (EZ) BK3402FLJ (EZ) BK4302FL (EZ) BK4302FLJ (EZ)

Handle Type

Loop

Dry Weight (*1)   kg

8.0 (8.3)

8.2 (8.5)

8.3 (8.6)

8.5 (8.8)

Over all size (L x W x H) 

mm

315 x 270 x 410

Total length of the control stick/ 

mm 

external shape of the main pipe

2400 (ø24)

Fuel Tank Capacity 

ℓ

1.3

Standard blade

2-teeth blade (12”)

Power Transmission Method

Automatic centrifugal clutch, spiral gear

Reduction Rate

1.375 (19 : 14)

Blade Rotating Direction

Counterclockwise (from operator’s view)

Engine

Displacement 

cc

33.6

41.5

Fuel Used

Lubricating oil mixed gasoline

Lubricating Oil Used

2-stroke engine oil

Mixing rate

GASOLINE 25 : OIL 1

When using  market oil (JASO FB grade oil or ISO-L-EGB grade oil)

GASOLINE 50 : OIL 1

When using ZENOAH genuine oil, JASO FD grade oil or  

ISO-L-EGD grade oil

Carburetor

Float-type

Sparking Method

Fly wheel magnet (CDI)

Spark Plug

Champion RCJ-6Y

Starting Method

STD : Recoil starter

EZ : EZ recoil starter (Pressure-accumulator type)

(*1) Excluding blade and fuel
Note that detailed specifications of the product might differ from the information described herein due to modifications, etc.

For safe operation and maintenance, symbols are carved in relief on the machine. According to these indications, 
please be careful not to make a mistake.

01-BK3402･4302_GB_208＿三.indd   3

12.9.14   11:08:17 AM

Summary of Contents for BK3402FL

Page 1: ... BK4302FLJ BK4302FLJ EZ OWNER S MANUAL BRUSHCUTTER 115 49 30 38 208 Before using our products please read this manual carefully to understand the proper use of your unit Keep this manual handy G B Original Language 01 BK3402 4302_GB_208 三 indd 1 12 9 14 11 08 16 AM ...

Page 2: ... switch 18 Right hand grip 19 Wire clamp 20 Flexible shaft 21 Throttle wire 22 Throttle lever SAFETY FIRST Instructions contained in warnings within this manual marked with a symbol concern critical points which must be taken into consideration to prevent possible serious bodily injury and for this reason you are requested to read all such instructions care fully and follow them without fail NOTES...

Page 3: ...te 1 375 19 14 Blade Rotating Direction Counterclockwise from operator s view Engine Displacement cc 33 6 41 5 Fuel Used Lubricating oil mixed gasoline Lubricating Oil Used 2 stroke engine oil Mixing rate GASOLINE 25 OIL 1 When using market oil JASO FB grade oil or ISO L EGB grade oil GASOLINE 50 OIL 1 When using ZENOAH genuine oil JASO FD grade oil or ISO L EGD grade oil Carburetor Float type Spa...

Page 4: ...meters away from the brushcutter 1 2 3 4 5 6 7 Location The engine may start in retard of pulling a recoil starter Hold the machine firmly till the en gine run If warning label peels off or becomes soiled and impossible to read you should contact the dealer from which you purchased the product to order new labels and affix them in the re quired location s Never modify your machine We won t warrant...

Page 5: ...n monoxide 2 Never use the product 1 When the ground is slippery or when you can t maintain a steady posture 2 At night at times of heavy fog or at any other times when your field of vision might be limited and it would be difficult to gain a clear view of the working area 3 During rain storms during light ning storms at times of strong or gale force winds or at any other times when weather condi ...

Page 6: ...e unit starts to shake or vi brate turn off the engine and check the whole unit Do not use it until the trouble has been prop erly corrected 5 Keep all parts of your body away NOTE Check and follow the local regula tions as to sound level and hours of operations for the product BEFORE STARTING THE ENGINE 1 The area within a perimeter of 15 m of the person using the prod uct should be considered a ...

Page 7: ...nce 5 Do not use any accessory or at tachment other than those bear ing the ZENOAH mark and rec ommended for the unit 6 Under no circumstances should you ever take apart the product or alter it in any way Doing so might result in the product be coming damaged during opera tion or the product becoming unable to operate properly HANDLING FUEL 1 The engine of the ZENOAH product is designed to run on ...

Page 8: ...f surprise 2 Cut fibrous weeds and grass only Do not let the blade contact materials it cannot cut such as hard woody vines and brush or rocks fences metal etc 3 Be extra prepared for blade thrust if you must cut where you cannot see the blade making contact such as in areas of dense growth 4 Keep the blade sharp A dull blade increase the chance of blade thrust 5 Avoid feeding the blade too rapidl...

Page 9: ... MAIN PIPE 1 Remove the screw of the joint and insert the liner into the joint 2 Then tighten the screw on the joint until the tip of the screw reaches a groove of the liner Note that the tip of the screw must not touch the stopper in the groove 1 2 3 4 5 1 Screw 2 Groove 3 Joint 4 Stopper 5 Liner WARNING Check and make sure the throttle wire cap is securely seated in the wire receiver of the thro...

Page 10: ...int while rotating the blade rest plate of the gear case slightly from side to side ADJUSTING THE PLAY OF THE THROTTLE WIRE 1 Loosen the lock nut and turn the cable adjuster until the throttle wire has a play of 1 to 2 mm 2 After adjustment tighten the lock nut to fix the cable adjuster 1 Lock nut 2 Throttle wire 3 Cable adjuster 1 2 3 WARNING Check and make sure the throttle wire caps are se cure...

Page 11: ...the screws when the clearance A of the loop handle vanishes Do not tighten screws any more INSTALLING THE BLADE WARNING Do not install or remove the blade while the engine is in operation Use ZENOAH s genuine replacement blades and metal fixtures when installing the blade When installing or removing the blade fix the machine securely and wear robust gloves The blade turns counterclockwise viewed f...

Page 12: ...NT Since the resistance of the nylon cutter is larger than that of the metal cutter wrong operation of the nylon cutter will cause the clutch to overheat deform and be damaged When using the nylon cutter carefully note the following Use ZENOAH s genuine nylon cutter When using a commercially available nylon cutter make sure that it is no longer than 10 cm in external shape Make sure that the lengt...

Page 13: ...for at least one minute As some oils may be difficult to agitate depending on oil ingredients sufficient agita tion is necessary for the engine to last long Be care ful that if the agitation is insufficient there is an in creased danger of early piston seizing due to abnor mally lean mixture 5 Put a clear indication on the outside of the container to avoid mixing up with gasoline or other containe...

Page 14: ... to run for 2 or 3 minutes to warm up before using the machine IMPORTANT If you repeat the starting operation while leaving the choke closed the electrodes of the spark plug might become wet and prevent starting If this happens try the starting operation again after opening the choke and pulling out the starter rope repeatedly or after tak ing out the spark plug and drying the electrodes STOPPING ...

Page 15: ...ard or downward during cutting or when storing or transporting the brushcutter IMPORTANT Be careful not to hit the blade against any object during cutting Hitting the blade against stones etc might damage the blade and driving unit or bend the main pipe SHOULDERING THE MAIN BODY OF THE UNIT 1 Start the engine and allow it to warm up Then return the throttle lever to the idling position and make su...

Page 16: ...rating the engine at low speed might cause grass weeds or twigs to be caught up in the blade It also wears down the clutch more quickly SELECTION OF BLADE WARNING When cutting branches and plants always use a saw blade and never use an eight tooth blade or a four tooth blade If you cut grass and plants with the wrong type or size of blade the blade might damage the shaft and external pipe of this ...

Page 17: ...leaks out Repair or replace 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 become loose Repair or replace Loose or slipped off Tighten or repair INSPECTION BEFORE AND AFTER CUTTING Inspect the following items before and after cutting INSPECTION ITEMS MEASU...

Page 18: ...t to check and repair the trouble IMPORTANT The idling engine speed is adjusted when this prod 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 necessary try to do so as described below If this is difficult contact the shop where you bought this product and...

Page 19: ...f the fuel filter cannot be removed or the fuel filter is damaged replace it with a new one Part No Z4551 85100 IMPORTANT If the fuel filter is clogged the engine rotation speed might not increase or rotation fluctuations might occur 1 Rubber packing 2 Fuel filter SPARK PLUG WARNING Do not touch the spark plug with bare hands im mediately after stopping the engine The spark plug is still so hot an...

Page 20: ...he blade before or after using the machine If anything is wrong with the blade replace it with a new one or sharpen it again MAINTENANCE BEFORE LONG TERM STOR AGE WARNING This machine is highly inflammable When you take fuel out keep the fuel tank well away from flames Be careful not to spill the fuel and completely wipe off all fuel spills IMPORTANT If you will not use the machine for a long time...

Page 21: ...eplace it with normal fuel page 13 Open the choke open the throttle full open and pull out the rope repeatedly page 14 Clean the muffler page 18 Clean the electrodes or replace the plug page 19 Replace it with normal fuel page 13 Clean the muffler page 18 Readjust the idling adjustment screw page 18 Clean or replace the fuel filter page 19 Replace the blade page 20 Clean the air cleaner page 19 Re...

Page 22: ...T SCHEDULED REPLACEMENT POINT FOR THE PART ANY REPLACEMENT PART THAT IS EQUIVALENT IN PERFORMANCE AND DURABILITY MAY BE USED IN NON WARRANTY MAINTENANCE OR REPAIRS AND SHALL NOT REDUCE THE WARRANTY OBLIGATION OF THE COMPANY THE COMPANY IS LIABLE FOR DAMAGES TO OTHER ENGINE COMPONENTS CAUSED BY THE FAILURE OF A WARRANTED PART STILL UNDER WARRANTY THE WARRANTY DOES NOTAPPLY TO THOSE UNITS WHICH HAVE...

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