Zenoah BT251 Owner's/Operator's Manual
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Zenoah BT251 Owner's/Operator's Manual

Line trimmer
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OWNER / OPERATOR MANUAL
WARNING
The engine exhaust from this product
contains chemicals known to the State
of California to cause cancer, birth
defects or other reproductive harm.
LINE TRIMMER
BT251
WARNING
Before using our products, please
read this manual carefully to
understand the proper use of your
unit.
848-J25-93A1 (704)

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Summary of Contents for Zenoah BT251

  • Page 1 The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. LINE TRIMMER BT251 Before using our products, please read this manual carefully to understand the proper use of your unit.

  • Page 2: Table Of Contents

    SAFETY FIRST Instructions contained in warnings within this manual marked with a 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 carefully and follow them without fail. WARNINGS IN THE MANUAL WARNING This mark indicates instructions which must be...

  • Page 3: Parts Location

    6. Debris guard 7. Cutting line head 8. Bearing case 9. Spark arrester 10. Starter knob 11. Fuel tank 12. Primer pump 13. Choke lever 14. Air cleaner cover (when using ZENOAH genuine oil) Specifications are subject to change without notice.

  • Page 4: Warning Labels On The Machine

    3. Warning labels on the machine (1) Read owner's manual before operating machine. (2) Wear head, eye and ear protection. (3) Wear foot protection. (4) Wear gloves. (5) Beware of thrown objects. (6) Warning / Attention (7) Keep all children, bystanders and helpers 15 meters away from the brushcutter IMPORTANT If warning label peel off or become 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 required...

  • Page 5: For Safe Operation

    5. For safe operation 1. Read this manual carefully until you completely understand and follow all safety and operating instructions. 2. Keep this manual handy so that you may refer to it later whenever any questions arise. Also note, if you have any questions which cannot be answered herein, contact the dealer from whom you purchased the product.

  • Page 6: Working Plan

    5. For safe operation b. 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. c. During rain storms, during lightning storms, at times of strong or gale-force winds, or at any other times when weather conditions might make it unsafe to use the product.

  • Page 7: Before Starting The Engine

    5. For safe operation BEFORE STARTING THE ENGINE 1. The area within a perimeter of 50 feet (15m) of the person using the product should be considered a hazardous area into which no one should enter. If necessary yellow warning rope, warning signs should be placed around the perimeter of the area.

  • Page 8: Using The Product

    If it continues to rotate even after the throttle has been moved fully back, turn off the engine and take the unit to your authorized ZENOAH servicing dealer for repair. USING THE PRODUCT IMPORTANT Cut only materials recommended by the manufacturer.

  • Page 9: If Someone Comes

    3. When replacing the cutting attachment or any other part, or when replacing the oil or any lubricant, always be sure to use only ZENOAH products or products which have been certified by ZENOAH for use with the ZENOAH product.

  • Page 10: Handling Fuel

    5. For safe operation HANDLING FUEL 1. The engine of the ZENOAH product is designed to run on a mixed fuel which contains highly flammable gasoline. Never store cans of fuel or refill the tank of the unit in any place where there...

  • Page 11: Set Up

    6. Set up INSTALLING HANDLE (SE1) • Mount the handle to the shaft tube and clamp it at your best operating position. INSTALLING DEBRIS GUARD (SE2) • Put the debris guard on the bearing case, attach it with the screw, washer, nut and support plate provided.

  • Page 12: Fuel

    3m (10ft) away from the fueling point before starting the engine. • The ZENOAH engines are lubricated by oil specially formulated for air-cooled 2- cycle gasoline engine use. If ZENOAH oil is not available, use an anti-oxidant added quality oil expressly labeled for air-cooled 2-cycle engine use.

  • Page 13: Fueling The Unit

    7. Fuel 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.

  • Page 14: Operation

    8. Operation STARTING ENGINE WARNING The cutting head will start rotating upon the engine starts. 1. 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.

  • Page 15: Stopping Engine

    8. Operation STOPPING ENGINE 1. Release the throttle lever and run the engine for a half minute. 2. Shift the ignition switch to the STOP position. NOTE • Except for an emergency, avoid stopping the engine while pulling the throttle lever. ADJUSTING IDLING SPEED (OP5) 1.
  • Page 16 8. Operation 3. Use a slow, deliberate action to cut heavy growth. The rate of cutting motion will depend on the material being cut. Heavy growth will require slower action than will light growth. 4. Never swing the unit so hard as you are in danger of losing your balance or control of the unit.

  • Page 17: Maintenance

    • Never alter the brushcutter or take the engine apart. • When replacing parts, always be sure to use only ZENOAH products or products which have been certified by ZENOAH for use with the ZENOAH brushcutter. • Things to check before using brushcutter.
  • Page 18 9. Maintenance WIND LINE THIS SIDE UP THIS SIDE UP...
  • Page 19 For a replacement plug, use the correct type specified by ZENOAH(See SPECIFICATIONS on the page 3). (MA3) • When you take off the spark plug, twist (1) and pull off the cap (2).

  • Page 20: Spark Arrester

    9. Maintenance MUFFLER WARNING • Inspect periodically, the muffler for loose fasteners, any damage or corrosion. If any sign of exhaust leakage is found, do not use the brushcutter and have it repaired immediately. • Note that failing to do so may result in the engine catching on fire.
  • Page 21 9. Maintenance hours of use for blockage, and remove any waste which has attached itself to the brushcutter. Note that it is necessary to remove the plug guard shown in Figure (MA4) in order to be able to view the upper part of the cylinder. IMPORTANT •...

  • Page 22: Storage

    (exhaust port) air cleaner cylinder fin, fan cover When your unit seems to need further service, please consult with our ZENOAH service shop in your area. 12. Disposal • Aged fuel is one of major causes of engine starting failure. Before storing the unit, empty the fuel tank and run the engine until it uses all the fuel left in the fuel line and the carburetor.

  • Page 23: Limited Warranty

    Should any failure occur on the product under normal operating conditions within the applicable warranty period, the failed part will be replaced or repaired free of charge by a ZENOAH authorized dealer. WARRANTY PERIOD: 1 year (6 months if used professionally, and 30 days if used for rental purpose) from the date of initial purchase.
  • Page 24 To Dealer: Please complete the following form at time of sale. Product Model: ZENOAH BT251 Date ot Purchase: D / M / Y Purchaser: Name: Address / Phone: Dealer: Name: Address / Phone: To Purchaser: When your unit requires any repair, please bring or send it to the dealer with this sheet attached.

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