LINE BREAKS
Ryobi · Ryobi RY40260 40V Expand-It Cordless String Trimmer
The trimmer line breaks repeatedly during use, requiring constant re-feeding or spool reloading. Using the wrong line diameter is the most common cause — using line that is too thin (e.g., 0.065" when 0.080" is specified) causes frequent breakage. Use the line diameter specified in the owner's manual. Line quality matters — inexpensive generic line is more brittle and breaks more easily than premium line. Consider using reinforced or composite line for heavy-duty work. Hitting hard objects (fences, concrete edging, rocks, roots, metal posts) is the primary cause of line breakage during normal use. Adjust your technique to avoid direct contact with hard surfaces — let just the tip of the line make contact. Running the trimmer at maximum speed when edging against hard surfaces accelerates line consumption. Dried-out line is brittle — if the spool of line has been stored for a long time, it may have lost flexibility. Soak old line in water overnight before winding to restore some flexibility.
Error LINE BREAKS on the Ryobi Ryobi RY40260 40V Expand-It Cordless String Trimmer means: Trimmer Line Breaks Frequently. The top-ranked community fix is “Inspect and Replace Trimmer Head Components” (medium difficulty, ~30 min, DIY cost: $15-$30). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · string trimmer
Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.
While many string trimmer repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $100-$140.
Battery Fault — All 4 LEDs Blinking
Battery Too Cold to Operate or Charge
Battery Fully Depleted — No LEDs Lit
Battery Over-Temperature — Tool Shuts Down
Charger Alternating Red/Green — Defective Battery
Abnormal Vibration During Trimming
Line Cutter Guard Broken or Missing
Motor Runs But Trimmer Head Does Not Rotate
The Ryobi Ryobi RY40260 40V Expand-It Cordless String Trimmer has 8 other known error codes:
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