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Homelite UT31810 Operator's Manual

18v cordless string trimmer
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OPERATOR'S MANUAL
18V CORDLESS STRING TRIMMER
MODEL NO. UT31810
THANK YOU FOR BUYING A HOMELITE CORDLESS STRING TRIMMER
Your new cordless string trimmer has been engineered and manufactured to Homelite's high standard for
dependability, ease of operation, and operator safety. Properly cared for, it will give you years of rugged, trouble-free
performance.
CAUTION:
Carefully read through this entire operator's manual before using your new cordless string
trimmer.
Pay close attention to the Rules for Safe Operation, Warnings, and Cautions. If you use your string
trimmer properly and only for what it is intended, you will enjoy years of safe, reliable service.
Thank you again for buying Homelite products.
SAVE THIS MANUAL FOR FUTURE REFERENCE

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Summary of Contents for Homelite UT31810

  • Page 1 THANK YOU FOR BUYING A HOMELITE CORDLESS STRING TRIMMER Your new cordless string trimmer has been engineered and manufactured to Homelite's high standard for dependability, ease of operation, and operator safety. Properly cared for, it will give you years of rugged, trouble-free performance.

  • Page 2: Table Of Contents

    Carefully read and understand the entire Operator’s Manual before using your string trimmer. Pay close attention to the Operating Instructions and Rules for Safe Operation.

  • Page 3: Rules For Safe Operation

    Use the right tool. Only use this string trimmer for the purpose intended. • Do not use string trimmer if switch will not turn the unit on or off. A unit that cannot be controlled with the switch is dangerous and must be repaired.
  • Page 4 RULES FOR SAFE OPERATION • Before starting the unit, make sure the string head will not come in contact with anything. • If you strike or become entangled with foreign objects, stop the unit immediately, remove the battery pack and check for damage. Do not operate before repairing damage.

  • Page 5: Rules For Safe Operation

    RULES FOR SAFE OPERATION • Do not dispose of batteries in a fire. The cell may explode. Batteries should be recycled, consult your local waste authority for information regarding available recycling and/or disposal options. • When battery pack is not in use, keep it away from other metal objects like: paper clips, coins, keys, nails, screws, or other small metal objects that can make a connection from one terminal to another.

  • Page 6: Safety Symbols

    The purpose of safety symbols is to attract your attention to possible dangers. The safety symbols, and their explanations, deserve your careful attention and understanding. The safety warnings do not by themselves eliminate any danger. The instructions or warnings they give are not substitutes for proper accident prevention measures.

  • Page 7: Features

    FEATURES MODEL UT31810 - 18V CORDLESS STRING TRIMMER TRIGGER LOCK BATTERY BUTTON PACK REAR HANDLE ANCHOR SCREW TRIGGER FRONT HANDLE SHAFT ADJUSTIMENT COLLAR MOTOR HOUSING GRASS SHIELD CUTTING LINE Fig. 1 CUT OFF BLADE Page 7...

  • Page 8: Assembly

    INSTALLING GRASS SHIELD Remove both screws on the motor housing. Orient grass shield on the motor housing and twist to lock in place as shown. Re-install screws to secure grass shield in place. See Figure 2. GRASS SHIELD REMOVE BOTH SCREWS MOTOR HOUSING...

  • Page 9: Operation

    LED comes on. Return battery pack and charger to your nearest Homelite Authorized Service Center for checking or replacing. Also, if you are remov- ing battery pack from charger and no LEDs are on, return both battery pack and charger to your nearest Homelite Authorized Service Center.
  • Page 10 Refer to “CHARGING BATTERY PACK” for normal recharging of batteries. If the charger does not charge your battery pack under normal circumstances, return both the battery pack and charger to your nearest Homelite Authorized Service Center for electrical check. IMPORTANT INFORMATION FOR RECHARGING COOL BATTERY PACK If battery pack is below normal temperature range, the green LED on charger will come on.
  • Page 11 See Figure 10 . For best results, tap the head on bare ground or hard soil.

  • Page 12: Operation

    Figure 12 . 30° Fig. 11 WARNING: When servicing use only identical Homelite replace- ment parts. Use of any other parts can create a hazard or cause product damage. Avoid using solvents when cleaning plastic parts. Most plastics are susceptible to damage from various types of commercial solvents and may be damaged by their use.

  • Page 13: Maintenance And Repair

    SPOOL HOUSING WARNING: Use only 0.065 in (1.65 mm) diameter genuine Homelite replacement line. Never use metal- reinforced line, wire, or rope, etc. These can break off and become a dangerous projectile. Do not use any other attachment on this unit.
  • Page 14 MAINTENANCE AND REPAIR INSTALLING A PREWOUND SPOOL See Figure 13 . • Remove the battery pack from the string trimmer. • Press in the tabs on each side of the spool cap. • Remove the spool cap and spool. NOTE: If the spring falls off the spool housing during this procedure, reinstall the spring before installing the spool and spool cap.

  • Page 15: Maintenance And Repair

    CAUTION: Any repairs requiring disassembly should only be performed by a Homelite Authorized Service Center. For the repair center nearest you, call 1-800-chainsaw (1-800-242-4672). DISPOSAL OF THE EXHAUSTED...

  • Page 16: Troubleshooting

    Line twisted when refilled. Not enough line is exposed. If the above solutions don't solve the problem, take the unit to your nearest Homelite Authorized Service Center for service or repair. Do not return the unit to the retailer. PRODUCT SPECIFICATIONS UT31810 STRING TRIMMER SPECIFICATIONS Motor ...

  • Page 17: Warranty

    HOMELITE Operator's Manual. This warranty does not apply to any damage to the HOMELITE Product that is the result of improper maintenance or to any HOMELITE Product...
  • Page 18 Now that you have purchased your unit, should a need ever exist for repair parts or service, simply contact your nearest Homelite Authorized Service Center. Be sure to provide all pertinent facts when you call or visit. Please call 1-800-chainsaw (1-800-242-4672) for your nearest Homelite Authorized Service Center. You can also check our web site at www.homelite.com for a complete list of Authorized Service Centers.

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