{
  "$schema": "robofaults-fault-record/v0",
  "kind": "symptom",
  "brand": "eufy",
  "page_en": "https://robofaults.com/eufy/side-brush-not-spinning/",
  "page_es": "https://robofaults.com/es/eufy/cepillo-lateral-no-gira/",
  "slug": "side-brush-not-spinning",
  "slug_es": "cepillo-lateral-no-gira",
  "device_type": "vacuum",
  "title_en": "eufy side brush not spinning",
  "title_es": "El cepillo lateral del eufy no gira",
  "severity": "warn",
  "severity_note_en": "robot keeps cleaning but misses edges and corners until the brush turns again",
  "severity_note_es": "el robot sigue limpiando pero deja bordes y esquinas sin barrer hasta que el cepillo gire",
  "series": [
    "11S",
    "15C/25C/30C",
    "G30/G40",
    "L70",
    "X8"
  ],
  "tools_en": "scissors for wrapped hair",
  "tools_es": "tijeras para el pelo enrollado",
  "time_min": 10,
  "difficulty": "easy",
  "safety": "none",
  "safety_note_en": "",
  "safety_note_es": "",
  "meaning_en": "A side brush that won't spin is nearly always <b>wrapped in hair at base</b>. Pull the brush off, clean brush and connector, and snap it back until it clicks — replace it if the arms are bent or worn.",
  "meaning_es": "Un cepillo lateral que no gira casi siempre está <b>envuelto en pelo por la base</b>. Saca el cepillo, limpia el cepillo y su conexión y encájalo hasta oír un clic — sustitúyelo si los brazos están doblados o gastados.",
  "causes": [
    {
      "title_en": "Hair wound between brush and body",
      "title_es": "Pelo enrollado entre el cepillo y el cuerpo",
      "detail_en": "Hair and thread wrap the post under the brush until the small motor stalls — the two-beep solid-red error on Bounce models, Error 3 on app models.",
      "detail_es": "El pelo y los hilos envuelven el eje bajo el cepillo hasta frenar el pequeño motor — el error de dos pitidos con rojo fijo en los Bounce, el error 3 en los modelos con app.",
      "likelihood": "most_common"
    },
    {
      "title_en": "Dirty brush connector",
      "title_es": "Conexión del cepillo sucia",
      "detail_en": "eufy's fix cleans the connector where the brush snaps on — grit there stops the drive even with a clean brush.",
      "detail_es": "La solución de eufy limpia la conexión donde encaja el cepillo — la arenilla ahí bloquea la transmisión aunque el cepillo esté limpio.",
      "likelihood": "common"
    },
    {
      "title_en": "Brush not clicked fully on",
      "title_es": "Cepillo no encajado del todo",
      "detail_en": "A correctly fitted brush makes an audible click; a half-seated one wobbles and won't turn under load.",
      "detail_es": "Un cepillo bien montado suena con un clic; uno a medio encajar baila y no gira con carga.",
      "likelihood": "common"
    },
    {
      "title_en": "Brush motor failed",
      "title_es": "Motor del cepillo averiado",
      "detail_en": "If a new brush on a clean connector still won't spin (Error S3 on app models), the motor assembly needs service — contact eufy support.",
      "detail_es": "Si un cepillo nuevo sobre una conexión limpia sigue sin girar (error S3 en los modelos con app), el conjunto del motor necesita servicio — contacta con eufy.",
      "likelihood": "uncommon"
    }
  ],
  "steps": [
    {
      "title_en": "Power off and remove the brush",
      "title_es": "Apaga el robot y saca el cepillo",
      "detail_en": "Switch the robot off, flip it over, and pull the side brush straight off its post.",
      "detail_es": "Apaga el robot, dale la vuelta y tira del cepillo lateral para sacarlo de su eje."
    },
    {
      "title_en": "Strip the tangle",
      "title_es": "Retira el enredo",
      "detail_en": "Remove wrapped hair from the brush base and the post, cutting tight wraps with scissors, and clean the connector area.",
      "detail_es": "Quita el pelo enrollado de la base del cepillo y del eje, corta con tijeras las vueltas apretadas y limpia la zona de conexión."
    },
    {
      "title_en": "Refit until it clicks",
      "title_es": "Encaja hasta oír un clic",
      "detail_en": "Snap the brush back on — you should hear a click — then spin it with a finger to confirm it turns freely.",
      "detail_es": "Vuelve a encajar el cepillo — debe sonar un clic — y gíralo con un dedo para confirmar que se mueve libre."
    },
    {
      "title_en": "Test on a short clean",
      "title_es": "Prueba con una limpieza corta",
      "detail_en": "Run the robot for a minute and watch the brush; swap in a spare brush if it stalls again, and contact support if a new brush changes nothing.",
      "detail_es": "Haz funcionar el robot un minuto y observa el cepillo; monta un repuesto si se vuelve a frenar y contacta con soporte si un cepillo nuevo no cambia nada."
    }
  ],
  "parts": [
    "eufy-side-brush-bounce",
    "eufy-side-brush-g30"
  ],
  "related_codes": [
    "3",
    "S3",
    "2 beeps"
  ],
  "sources": [
    {
      "label_en": "eufy Support — RoboVac stops mid-clean with a two-beep error",
      "label_es": "Soporte de eufy — El RoboVac se detiene a mitad de limpieza con dos pitidos",
      "url": "https://service.eufy.com/article-description/What-if-my-RoboVac-stops-in-the-middle-of-cleaning-with-Two-Beep-Error",
      "kind": "official"
    },
    {
      "label_en": "eufy Support — RoboVac has a clicking sound in the side brush",
      "label_es": "Soporte de eufy — El cepillo lateral del RoboVac hace un chasquido",
      "url": "https://service.eufy.com/article-description/What-if-my-RoboVac-has-a-clicking-sound-in-the-side-brush",
      "kind": "official"
    },
    {
      "label_en": "eufy Support — G series voice alerts and quick solutions",
      "label_es": "Soporte de eufy — Alertas de voz y soluciones rápidas de la serie G",
      "url": "https://service.eufy.com/article-description/Voice-Alerts-Quick-Solutions-for-smart-navigation-series-G-series",
      "kind": "official"
    }
  ],
  "confidence": "official",
  "last_verified": "2026-07-06"
}