24V-ST14 Cordless Trimmer + Edger Sun Joe® SPX3001 Electric Pressure Washer with Hose Reel | Product Guide Trim, edge, and clean up your lawn with cordless convenience.The Sun Joe® 24V-ST14 Cordless Trimmer + Edger is a 2-in-1 yard tool powered by the 24V IONMAX™ battery system. It cuts a 12-inch max swath, converts from trimming to edging, includes a guide wheel and flower guard, and features a telescoping pole plus a multi-angle head for comfortable control around lawns, walkways, flower beds, and garden edges.🔋 24V IONMAX™ Battery 🌱 12 in. Cutting Width ✂️ Trimmer + EdgerMeet the 24V-ST14 Key Components🔋Battery compartment — holds the 24V IONMAX™ battery✋Handle grip — rear handle for operating control▶️Trigger switch — starts and stops the trimmer🔒Safety lock button — helps prevent accidental starting🖐️Auxiliary handle — helps with control and comfort🔧Telescoping coupler — adjusts pole length from 5 ft to 5.8 ft↕️Multi-angle head button — adjusts the head from 0° to 45°🔄Trimmer/edger head button — rotates the head for edging mode🛡️Safety guard — helps protect from thrown objects🛞Edger guide wheel — helps keep edging precise🌸Flower guard — helps protect plants and shrubs🧵Spool housing — holds the cutting line spoolTechnical SpecificationsSpecification24V-ST14Product TypeCordless trimmer + edgerMotor250 WBattery Voltage Max24V D.C.Nominal Voltage21.6V under typical loadBattery Capacity4.0 AhCharger Input120V AC, 60 Hz, 75 WCharger Output26V D.C., 2.2ACharge Time Max1 hr 50 minCutting Width Max12 in. / 30 cmTrimmer Line Length16.4 ft / 5 mTrimmer Line Diameter0.063 in. / 1.6 mmCutting Speed6500 ± 10% rpmTelescoping Pole Length5 ft – 5.8 ft / 1.5 m – 1.8 mMulti-Angle Head0°, 15°, 30°, 45°Product Dimensions72.3 in. x 8.6 in. x 8 in.Net Weight8.5 lbs / 3.85 kgWarranty2 Year WarrantyWhat's in the BoxIncluded ItemDetailsCordless trimmer + edger✔Safety guard✔Safety guard screws✔ 2 screwsAuxiliary handle✔Edger guide wheel✔Edger guide + flower guard✔24V IONMAX™ lithium-ion battery✔ 4.0 Ah24V IONMAX™ lithium-ion battery charger✔Manual✔Safety First🚫 Do not use metal wire, blades, rope, or metal-reinforced line. Use only the recommended nylon cutting line with a diameter no more than 0.063 in. / 1.6 mm.🛡️ Keep the safety guard installed. The guard must be properly mounted before operating the trimmer + edger.⚠️ Clear the work area before trimming. Remove stones, sticks, wires, bones, loose wood, and other objects that may be thrown by the cutting line.👓 Wear protective gear. Use eye protection, hearing protection, non-slip protective footwear, gloves, and clothing that covers the legs.🌧️ Do not expose the unit to rain or wet conditions. Keep the trimmer, battery, and charger dry.🔋 Remove the battery before maintenance, adjustment, storage, or clearing grass from the head. Wait for the spool to fully stop before touching the cutting area.Battery + Charger Guide🔋 Charge before first use. The included battery is only partially charged and should be fully charged before using the tool for the first time.Battery IndicatorMeaning3 LEDs litBattery charge level is high2 LEDs litBattery charge is decreasing; turn off the tool as soon as possible1 LED litBattery is flat; stop immediately and charge the batteryRemove the batteryPress the push lock buttons and pull the battery pack out of the battery compartment.Plug in the chargerInsert the charger plug into an appropriate electrical wall outlet. The green power light should illuminate.Slide the battery into the chargerWhen the battery is seated, the red charging light will illuminate.Wait for full chargeWhen the charger light turns green, the battery is fully charged. A fully discharged battery charges in about 1 hr 50 min under normal conditions.Remove the batteryWhen charging is complete, slide the battery backward out of the charger.Assembly🚫 Do not insert the battery until assembly is complete. This helps prevent accidental starting.1GuardInstall safety guard.›2WheelInstall edger wheel.›3Flower GuardAttach guide guard.›4HandleFit auxiliary handle.Fit the safety guardSlide the tabs of the safety guard into the slots on the trimmer head and push until it clicks into position.Secure the safety guardLay the trimmer on the ground with the trimmer head facing upward, then secure the guard with the two supplied screws.Install the edger guide wheelSlide the guide wheel into place from above and press firmly until secure.Install the edger guide + flower guardLightly spread the guard by hand, fit the curved parts into the motor housing slots, then release.Fit the auxiliary handleSet the handle to a comfortable working position, close the cover, insert the bolt, and tighten the knob clockwise.Starting + StoppingCheck the cutting headBefore starting, make sure the trimmer head is not contacting any object.Insert the batterySlide the battery pack into the battery compartment until it snaps into position.Start the toolPress and hold the safety lock button with your thumb, then squeeze the ON/OFF trigger switch.Release the safety lockOnce the tool powers on, release the safety lock button and continue holding the trigger.Stop the toolRelease the trigger switch and remove the battery from the battery compartment.Adjustments1Adjust the telescoping poleRemove the battery, turn the telescoping locking coupler clockwise to unlock, adjust the pole length, then turn the coupler counterclockwise to lock.2Adjust the trimming head anglePress the multi-angle head adjustment button to select 0°, 15°, 30°, or 45°.3Convert to edgingTurn off the tool, remove the battery, press the trimmer/edger head locking button, then rotate the trimmer head to 90°.Trimming Tips⚠️ The cutting line keeps rotating briefly after shutdown. Let the motor come to a complete stop before resuming operation or touching the cutting area.1Hold the tool correctlyHold the rear handle with your right hand and the auxiliary handle with your left hand. Keep the rear handle around hip height.2Keep the head parallel to the groundThe trimmer head should contact the material to be cut without the operator needing to bend over.3Use the tip of the lineFor best cutting near walls, fences, and high grass, move slowly so the tip of the nylon line does the cutting.4Cut tall grass from top downTake small “bites” from the top to the bottom to reduce wrapping and help the tool maintain speed.5Trim only dry grass and weedsAvoid wet grass and slippery conditions.EdgingTurn off and remove the batteryAlways remove the battery before converting from trimming to edging.Remove the flower guard if neededIf the edger guide + flower guard prevents the cutting line from contacting the soil, remove it before edging.Rotate the headPress the trimmer/edger head locking button and turn the head to 90°.Reinstall the batteryPress the safety lock button, then squeeze the trigger.Walk slowly and steadilyHold the tool with both hands and move your body instead of only your arms for a straighter edge.Move backward around edgesMove the unit in a backward direction when edging to help avoid damage.Advancing the Cutting Line🚫 Do not bump the unit on the ground to feed line. Use the brake button method only.Turn off the toolRelease the trigger and remove the battery.Press the brake buttonPress the brake button and pull the cutting line.Match guard lengthRepeat until the line reaches the length of the safety guard.Resume trimming or edgingReinstall the battery and continue operation.Replacing the Spool + Clearing Jams🚫 Remove the battery before changing the spool or clearing tangled line. Never use metal-reinforced line, wire, rope, or substitutes.Remove the spool coverPress both release tabs on the spool cover and pull the cover straight off.Remove the spoolLift the spool out of the hub and remove jams, dirt, grass residue, or remaining tangled line.Insert the spoolReinsert the existing spool or install a new pre-wound spool.Feed the lineInsert each line end through the eyelet on each side of the hub and gently press the spool down.Reinstall the spool coverPress the release tabs into their slots and push down until the cover clicks into place.🧵 Replacement spool: Use model 24V-ST14-SPOOL. Pre-wound spools are recommended because incorrect self-winding may cause feed issues.Maintenance + Care🚫 Remove the battery before maintenance. Wear protective gloves and do not perform maintenance while the motor is running or hot.1Wipe clean after useUse a dry cloth to clean the trimmer + edger. Plastic parts may be cleaned with mild soap and a damp rag.2Do not use water spray or chemical cleanersDo not allow liquid to get inside the tool.3Keep ventilation slots clearKeep motor ventilation slots clean and free from debris.4Store line properlyTo help prevent cutting line from drying out, store spare pre-wound spools or bulk line in a resealable plastic bag with a tablespoon of water.Storage1Clean before storingClean the trimmer + edger thoroughly before storage.2Store dry and secureStore in a stable, safe, dry location out of reach of children.3Do not rest the guard on the floorHang the tool by the upper handgrip so the guard does not touch anything. Resting the guard against a surface may alter its shape.4Protect the battery and chargerStore the battery pack and charger in a cool, dry place. Ideal battery storage is around 77°F / 25°C and charged to at least 40%.Troubleshooting GuideUse these quick checks for common 24V-ST14 concerns. Always remove the battery and wait for the cutting line to stop before inspecting or clearing the tool.🔴 Motor Does Not Run or Runs SlowlyPossible CausesBattery is not inserted correctlyBattery charge is low or flatSpool housing cannot rotate freelyCutting line does not protrudeSolutionsCheck that the battery is charged and fully seatedRemove the spool and clean the slotsCarefully remove grass, weeds, or other debrisCut or adjust the line so it reaches the line trimming bladeIf it still does not start after these checks, route to support✂️ Line Fails to Cut OffPossible CausesLine cutter in guard is coveredLine cutter is damaged or missingLine extends past the guardSolutionsCheck the guard and line cutter areaRewind or trim line to the line cutterRoute to support if the line cutter is damaged or missing🧵 Line Jams or TanglesPossible CausesLine was wound incorrectlyGrass or debris is inside the spool hubSpool is worn or damagedSolutionsRemove battery and open spool coverClean dirt and grass residue from the hubUse a pre-wound 24V-ST14-SPOOL replacement spool🔋 Battery Will Not ChargePossible CausesBattery not seated in chargerOutlet does not match charger ratingBattery too hot or too coldBattery or charger is damagedSolutionsRemove and reinsert the battery into the chargerConfirm the charger is plugged into an appropriate outletCharge at room temperatureStop use and route to support if battery or charger shows damage, swelling, hissing, cracking, or abnormal behaviorVideo GuideFrequently Asked QuestionsWhat is the 24V-ST14 best used for?It is designed for cutting lawns and trimming along the borders of flower beds, walkways, gardens, and other areas a mower may not reach.Is the 24V-ST14 both a trimmer and an edger?Yes. It converts from trimming to edging by removing the battery, pressing the trimmer/edger head locking button, and rotating the head to 90°.What is the cutting width?The maximum cutting width is 12 inches / 30 cm.What cutting line size does it use?It uses 0.063 in. / 1.6 mm nylon cutting line. Do not use metal wire, blades, rope, or substitute line.How long does the battery take to charge?A fully discharged battery charges in approximately 1 hr 50 min under normal temperature conditions.How do I advance the cutting line?Turn off the tool, remove the battery, press the brake button, and pull the cutting line until it reaches the safety guard length.Can I bump the trimmer on the ground to feed line?No. Do not bump the unit on the ground to feed line or for any other purpose.What replacement spool should I use?Use model 24V-ST14-SPOOL. A pre-wound spool is recommended.How should I store the trimmer?Clean it thoroughly and store it in a dry, safe location out of reach of children. Hang it by the upper handgrip so the guard does not rest against any surface. Related articles 24V-GT10-LTE Cordless Lightweight Grass Trimmer