background image

GB-22

BK3420FL-EZ

Limited warranty

Should any failure occur on the product under nor-
mal operating conditions within the applicable war-
ranty period, the failed part will be replaced or re-
paired  free  of  charge  by  a  ZENOAH  authorized 
dealer.

WARRANTY PERIOD: Six (6) months after purchased 
by end-user subject to 12 months from produced month. 
(30 days if used for rental purpose)

THE  PURCHASER  SHALL  BEAR  COSTS  OF  TRANS-
PORTING  THE  UNIT  TO  AND  FROM  THE  ZENOAH 
DEALER. 

THE  PURCHASER  SHALL  NOT  BE  CHARGED  FOR 
DIAGNOSTIC LABOR WHICH LEADS TO THE DETER-
MINATION THAT A WARRANTED PART IS DEFECTIVE, 
IF THE DIAGNOSTIC WORK IS PERFORMED AT THE 
ZENOAH DEALER.

THE PURCHASER OR OWNER IS RESPONSIBLE FOR 
THE  PERFORMANCE  OF  THE  REQUIRED  MAINTE-
NANCE AS DEFINED BY THE MANUFACTURER IN THE 
OWNER/OPERATOR MANUAL.

ANY WARRANTED PART WHICH IS NOT SCHEDULED 
FOR REPLACEMENT AS REQUIRED MAINTENANCE, 
OR  WHICH  IS  SCHEDULED  ONLY  FOR  REGULAR 
INSPECTION  TO  THE  EFFECT  OF  REPAIR  OR  “RE-
PLACE AS NECESSARY” SHALL BE WARRANTED FOR 
THE  WARRANTY  PERIOD.  ANY  WARRANTED  PART 
WHICH IS SCHEDULED FOR REPLACEMENT AS RE-
QUIRED MAINTENANCE SHALL BE WARRANTED FOR 
THE PERIOD OF TIME UP TO THE FIRST 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 NOT APPLY TO

 THOSE UNITS 

WHICH HAVE BEEN DAMAGED BY NEGLIGENCE OF 
INSTRUCTION  LISTED  IN  THE  OWNER/OPERATOR 
MANUAL FOR PROPER USE AND MAINTENANCE OF 
THE UNITS ACCIDENT MISHANDLING, ALTERATION, 
ABUSE,  IMPROPER  LUBRICATION,  USE  OF  ANY 
PARTS  OR  ACCESSORIES  OTHER  THAN  THOSE 
SPECIFIED BY THE COMPANY, OR OTHER CAUSES 
BEYOND THE COMPANY’S CONTROL.

THIS WARRANTY DOES NOT COVER

 THOSE PARTS 

REPLACED  BY  NORMAL  WEAR  OR  HARMLESS 
CHANGES IN THEIR APPEARANCE.

THERE ARE NO OTHER EXPRESS WARRANTIES.

ANY IMPLIED WARRANTY

 is limited to the duration of 

the limited warranty. Otherwise, this limited warranty is 
in lieu of all other expressed or implied warranties, in-
cluding any warranty of 

FITNESS FOR A PARTICULAR 

PURPOSE OR USE

 and any implied warranty 

MER-

CHANTABILITY

 otherwise applicable to this product. 

LIABILITIES FOR INCIDENTAL OR CONSEQUENTIAL 
DAMAGE UNDER ANY AND ALL WARRANTIES ARE 
EXCLUDED.

IF  YOU  NEED  TO  OBTAIN  MORE  INFORMATION, 
PLEASE CALL YOUR NEAREST SERVICE CENTER, OR 
CHECK PLEASE ZENOAH WEB SITE: 
http://www.zenoah.net

01-BK3420FL-EZ_GB_207_三.indd   22

12.9.21   1:24:18 PM

Summary of Contents for BK3420FL-EZ

Page 1: ...L BRUSHCUTTER 115 49 27 38 207 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 BK3420FL EZ_GB_207...

Page 2: ...3 Wire clamp 24 Engine stopping switch 25 Flexible shaft SAFETY FIRST Instructions contained in warnings within this manual marked with a symbol concern critical points which must be taken into consid...

Page 3: ...or s view Engine Displacement cc 33 6 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 E...

Page 4: ...oduct to order new labels and affix them in the re quired location s Warning Attention 1 Read owner s manual before operating this machine 2 Wear head eye and ear protection 3 Don t remove the debris...

Page 5: ...hen 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 ga...

Page 6: ...rn 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 leve...

Page 7: ...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 pro...

Page 8: ...ss 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...

Page 9: ...the joint and fix the main pipe firmly Tightening torque 4 9 to 7 8 N m 0 5 0 8 kg m 5 Screw the throttle lever mounting screw and fasten it tightly 1 Screw M5xL18 5 Throttle lever 2 Clamping bolt M5x...

Page 10: ...G Do not use this machine without the debris guard Fit the top of the debris guard to the gear case install the debris guard on the main pipe with the accessory clamp and tighten the debris guard even...

Page 11: ...e 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 project ing part of the blade...

Page 12: ...t 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 gear...

Page 13: ...ay 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 o...

Page 14: ...ORTANT 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...

Page 15: ...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 p...

Page 16: ...ause 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 ei...

Page 17: ...ipe 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...

Page 18: ...ORTANT 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 o...

Page 19: ...r 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 R...

Page 20: ...life span of the machine Be sure to check the 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 STO...

Page 21: ...n 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 th...

Page 22: ...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 I...

Reviews: