80V BRUSHLESS STRING TRIMMER 267-3199 2100194ME STB456 OPERATOR’S MANUAL CAUTION To Reduce The Risk Of Injury, User Must Read And Understand Operator’s Manual. Save These Instructions For Future Reference.
TABLE OF CONTENTS Safety Symbols............................................................................................................ Page 2 Safety Instructions....................................................................................................... Page 3 Overview...................................................................................................................... Page 7 Assembly............................................................................................
SAFETY SYMBOLS Some of the following symbols may be used on this product. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the product better and safer. Symbol Name Designation / Explanation V Volts Voltage A Amperes Current Hz Hertz Frequency (cycles per second) W Watts Power Minutes Time Alternating Current Type of current Direcrt Current Type or a characteristic of current Class II Construction Double-insulated construction.
SAFETY INSTRUCTIONS The purpose of safety symbols is to attract our attention to possible dangers. The safety symbols, and the explanations with them, deserve your careful attention and understanding. The symbol warnings do not by themselves eliminate any danger. The instructions and warnings they give are no substitutes for propper accident prevention measures.
SAFETY INSTRUCTIONS IMPORTANT SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USING (THIS POWER TOOL) WARNING Read and understand all instructions before using this product. Failure to follow all instructions listed below may result in electric shock, fire, and/or serious personal injury.
SAFETY INSTRUCTIONS • • • • • • • • • • • • • parts and accessories. Use of any other parts may create a hazard or cause product damage. Do not charge battery in the rain, or damp or wet locations. Following this rule will reduce the risk of electric shock. For household use only. Battery tools do not have to be plugged into an electrical outlet; therefore, they are always in operating condition. Be aware of possible hazards when not using your battery tool or when changing accessories.
SAFETY INSTRUCTIONS instructions for use and care. PROPOSITION 65 This product contains a chemical known to the state of California to cause cancer, birth defects or other reproductive harm. Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to cause cancer, birth defects or other reproductive harm.
OVERVIEW SPECIFICATIONS Type Cordless, battery operated Motor 80V Brushless String Cutting Width 14/16 in. String Diameter 0.08" (2.0 mm) Speed 5000/5500 RPM Weight (Without Battery) 10.6 lbs (4.
ASSEMBLY UNPACKING This product requires assembly. • Carefully remove the product and any accessories from the box. Make sure that all items listed in the package contents section are included. • Inspect the product carefully to make sure no breakage or damage occurred during shipping. • Do not discard the packing material until you have carefully inspected and satisfactorily operated the product. • If any parts are damaged or missing, please call 1-844-MSTR4CE (844-678-7423) for assistance.
ASSEMBLY The attachment connects to the power head by means of a coupler device. 1. Loosen the attachment knob on the coupler. 2. Push in the release button located on the attachment shaft. Align the button with the guide recess on the power head coupler and slide the two shafts together. Rotate the attachment shaft until the button locks into the positioning hole. LINE TRIMMER CUT-OFF BLADE The trimmer is equipped with a line trimming cut-off blade on the guard.
ASSEMBLY The trimmer is currently set at a 14 in. cutting swath. To adjust to a cutting swath of 16 in.: 1. Remove the battery from the string trimmer. 2. Remove both screws on the cut-off blade with a Phillips screwdriver (not included). 3. Rotate the cut-off blade 180°. 4. Replace both screws in the cut-off blade. Note: Set the cut-off blade to 14 in. for greater runtime. Set the cut-off blade to 16 in. for greater cutting area.
OPERATION WARNING Read and understand entire Operator's Manual for each optional attachment used on this power head and follow all warnings and instructions. Failure to follow all instructions may result in electric shock, fire and/or serious personal injury. Do not allow familiarity with this product to make you careless. Remember that a careless fraction of a second is sufficient to inflict serious injury. Do not use any attachments or accessories not recommended by the manufacturer of this product.
OPERATION INSTALL STRING IN THE STRING HEAD REMOVE THE OLD TRIMMER LINE 1. Firmly press in the tabs on each side of the spool cover. 2. Remove the spool cover from the spool housing. 3. Remove any excess trimmer line or obstructions from the spool. 4. Use a clean cloth to wipe away any debris from the spool, spool cover, or spool housing. 5. Align the tabs of the spool cover with the posts on the spool housing. Push the spool cover until the tabs securely snap into the posts. 1.
OPERATION REMOVE THE OLD TRIMMER LINE 1. Line up the spacer hole up with the hole in the gear box. 2. Place a small screw driver or metal rod (Not included) in the spacer hole. 3. Rotate the head clockwise to loosen and remove. 4. Reverse steps 1-3 to reinstall the same string head. Note: If you put a different model string head on this unit please follow the manufacturer’s instructions to install that head.
MAINTENANCE WARNING When servicing, use only identical replacement parts. Use of any other parts may create a hazard or cause product damage. Before inspecting, cleaning, or servicing the machine, shut off motor, wait for all moving parts to stop, and disconnect power supply. Failure to follow these instructions can result in serious personal injury or property damage. GENERAL MAINTENANCE STORING THE POWER HEAD • Clean all foreign material from the product.
TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION The machine does not start when you push the trigger. No electrical contact between the machine and the battery pack. 1. Remove battery pack. 2. Check contact and install the battery pack again. The battery pack is depleted. Charge the battery pack. The lock-out button and trigger are not pushed at the same time. 1. Push the lock-out button and hold it. 2. Pull the trigger to start the machine. The guard is not attached to the machine.
TROUBLESHOOTING The line keeps breaking. The machine is used incorrectly. 1. Cut with the tip of the line, avoid stones, walls and other hard objects. 2. Advance the cutting line regularly to keep full cutting width. The grass winds around the trimmer head and motor housing. Cut tall grass at ground level. 1. Cut tall grass from the top down. 2. Remove no more than 8" in each pass to prevent wrapping. The line does not cut well. The cut-off blade becomes dull.
EXPLODED VIEW 1 2 3 4 6 5 ITEM NO. PART NO.
80V BRUSHLESS STRING TRIMMER WARRANTY 4-YEAR LIMITED WARRANTY This MASTERFORCE™ brand power tool carries our famous No Hassle 4-Year Limited Warranty to the original purchaser. If, during normal use, this MASTERFORCE™ power tool breaks or fails due to a defect in material or workmanship within four (4) years from the date of original purchase, simply bring the tool with the original sales receipt back to your nearest MENARDS® retail store.
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