Homelite UT21566, Operator'S Manual

Page 1: ...een engineered and manufactured to our high standard for dependability ease of operation and operator safety Properly cared for it will give you years of rugged trouble free performance Thank you for your purchase WARNING To reduce the risk of injury the user must read and understand the operator s manual before using this product ...

Page 2: ...tenance 13 15 Troubleshooting 16 17 Warranty 18 20 Parts Ordering Service Back Page INTRODUCTION TABLE OF CONTENTS This product has many features for making its use more pleasant and enjoyable Safety performance and dependability have been given top priority in the design of this product making it easy to maintain and operate ...

Page 3: ... moving part Do not touch area around the muffler or cylinder of the unit these parts get hot from operation Always stop the engine and remove the spark plug wire before making any adjustments or repairs except for carburetor adjustments Wear protective equipment and observe all safety instructions When the unit is turned off make sure the cutting attachment has stopped before setting the unit dow...

Page 4: ...eplacement string in the cutting head Do not use any other cutting attachment To install any other brand of cutting head to this string trimmer can result in serious personal injury Never operate unit without the grass deflector in place and in good condition Maintain a firm grip on both handles while trimming Keep string head below waist level Never cut with the string head located over 30 in or ...

Page 5: ...roduct Wear Eye and Hearing Protection Wear eye protection which is marked to comply with ANSI Z87 1 as well as hearing protection when operating this equipment Keep Bystanders Away Keep all bystanders at least 50 ft away Ricochet Thrown objects can ricochet and result in personal injury or property damage No Blade Do not install or use any type of blade on a product display ing this symbol Gasoli...

Page 6: ...ich can result in severe eye damage Before beginning power tool operation always wear safety goggles or safety glasses with side shields and when needed a full face shield We recommend Wide Vision Safety Mask for use over eyeglasses or standard safety glasses with side shields Always use eye protection which is marked to comply with ANSI Z87 1 The following signal words and meanings are intended t...

Page 7: ... 9 6 lbs String cutting width 17 in Engine displacement 26cc String diameter 080 in Fig 1 THROTTLE TRIGGER STARTER GRIP FRONT HANDLE DRIVE SHAFT HOUSING STRING HEAD GRASS DEFLECTOR choke DIAL PRIMER BULB REAR HANDLE knob on off switch trigger lock fuel tank ...

Page 8: ...cluded n Inspect the tool carefully to make sure no breakage or damage occurred during shipping n Do not discard the packing material until you have care fully inspected and satisfactorily operated the tool n If any parts are damaged or missing please call 1 800 242 4672 for assistance PACKING LIST Trimmer Assembly Front Handle with hardware Grass Deflector with hardware Bottle of 2 Cycle Lubrican...

Page 9: ...e positioning hole NOTE If the button does not release completely in the positioning hole the shafts are not locked into place Slightly rotate from side to side until the button is locked into place Tighten the knob securely WARNING Be certain the knob is fully tightened before operating equipment check it periodically for tightness during use to avoid serious personal injury removing the attachme...

Page 10: ...he GRASS DEFLECTOR See Figure 5 WARNING The line cutting blade on the grass deflector is sharp Avoid contact with the blade Failure to avoid contact can result in serious personal injury Remove the bolt washer and wing nut from grass deflector Press the grass deflector onto the bottom of the curved shaft as shown Insert the bolt through the grass deflector and the bracket on the curved shaft Place...

Page 11: ...ded gasoline intended for automotive use Mix Homelite Premium Exact Mix lubricant with gasoline according to the instructions on the package If Premium Exact Mix lubricant is not available use a high quality syn thetic 2 cycle engine lubricant mixed at 2 6 oz per gallon US Do not use automotive lubricant or 2 cycle outboard lubri cant NOTE Premium Exact Mix fuel mix will stay fresh up to 30 days D...

Page 12: ... store where it was purchased Please call our Customer Service Department for any issues you may have For Help Call 1 800 242 4672 OPERATING THE TRIMMER See Figure 8 WARNING Always position the unit on the operator s right side The use of the unit on the operator s left side will expose the operator to hot surfaces and can result in possible burn injury WARNING To avoid burns from hot surfaces nev...

Page 13: ...DVANCING STRING USING THE EZ wind Tap Advance System String advance is controlled by tapping string head on grass while running engine at full throttle Run engine at full throttle Tap string head on ground to advance string String advances each time the head is tapped Several taps may be required until string strikes the cut off blade Resume trimming NOTE If the string is worn too short you may no...

Page 14: ...d spool See Figures 10 11 If replacing string only refer to String Replacement later in this manual Use only 080 in diameter trimmer line Use original manu facturer s replacement string for best performance Stop the engine and disconnect the spark plug wire Hold the string head and turn the spool retainer counterclock wise to remove Remove the empty spool from the string head Keep the spring attac...

Page 15: ...of lubricant used and or your operating conditions the exhaust port may become blocked with carbon deposits If you notice a power loss with your gas powered tool you may need to remove these deposits to restore performance We highly recommend that only qualified service technicians perform this service SPARK ARRESTOR The spark arrestor must be cleaned or replaced every 25 hours or yearly to ensure...

Page 16: ... fuel cap is loos ened check valve may be faulty or filter clogged Replace fuel cap if required SPARK PLUG This engine uses a Champion RCJ6Y or equivalent spark plug with 025 in electrode gap Use an exact replacement and replace annually or more frequently if necessary STORING THE TRIMMER Clean all foreign material from the trimmer Store it in a well ventilatedplacethatisinaccessibletochildren Kee...

Page 17: ...with choke dial at RUN If engine does not start rotate choke dial to FULL CHOKE position and repeat normal starting procedure If engine still fails to start repeat procedure with a new spark plug Contact a servicing dealer Engine starts but will not accelerate Engine requires approximately three minutes to warm up Allow engine to completely warm up If engine does not accelerate after three minutes...

Page 18: ...ring at full throttle Spool retainer hard to turn when using EZ Wind Tap Advance system Screw threads are dirty or damaged Clean threads and lubricate with grease if no improvement replace the spool retainer Grass wraps around drive shaft hous ing and string head Cutting tall grass at ground level Operating trimmer at part throttle Cut tall grass from the top down to prevent wrapping Operate trimm...

Page 19: ...ranty does not extend to repairs made necessary by normal wear or by the use of parts or accessories which are either incompatible with the homelite brand product or adversely affect its operation performance or durability In addition this warranty does not cover A Tune ups Spark Plugs Carburetor Carburetor Adjustments Ignition Filters B Wear items Bump Knobs Outer Spools Cutting Lines InnerReels ...

Page 20: ... warranted part that is not scheduled for replacement as required in the Emissions Maintenance Schedule and Warranty Parts List set forth below is warranted for two years If any such part including any part that is scheduled only for regular inspec tion fails during the period of warranty coverage it will be repaired or replaced at any HOMELITE Authorized Service Center at no charge Any such part ...

Page 21: ...elow MAKE THE MOST OF YOUR PURCHASE Go to www homelite com and register your new tool on line Your product has been fully tested prior to shipment to ensure your complete satisfaction For any questions about operating or maintaining your product call the Homelite Help Line CALL 1 800 242 4672 www homelite com To register your Homelite product or set up your eBox account by regular mail please prin...

Page 22: ...esting service or purchasing replacement parts please obtain your model and serial number from the product data plate MODEL NUMBER SERIAL NUMBER How to obtain Replacement Parts Replacement parts can be purchased online at www homelite com or by calling 1 800 242 4672 Replacement parts can also be obtained at one of our Authorized Service Centers How to locate an Authorized Service Center Authorize...