{
  "$schema": "robofaults-fault-record/v0",
  "kind": "symptom",
  "brand": "eufy",
  "page_en": "https://robofaults.com/eufy/weak-suction/",
  "page_es": "https://robofaults.com/es/eufy/succion-debil/",
  "slug": "weak-suction",
  "slug_es": "succion-debil",
  "device_type": "vacuum",
  "title_en": "eufy RoboVac suction is weak",
  "title_es": "eufy RoboVac con poca succión",
  "severity": "warn",
  "severity_note_en": "robot still runs but leaves debris behind until the airflow is restored",
  "severity_note_es": "el robot sigue funcionando pero deja suciedad hasta recuperar el flujo de aire",
  "series": [
    "11S",
    "15C/25C/30C",
    "G30/G40",
    "L70",
    "X8",
    "X9/X10"
  ],
  "tools_en": "cleaning brush or vacuum for the filters",
  "tools_es": "cepillo de limpieza o aspiradora para los filtros",
  "time_min": 15,
  "difficulty": "easy",
  "safety": "none",
  "safety_note_en": "",
  "safety_note_es": "",
  "meaning_en": "Weak suction on a eufy is nearly always <b>a full dust collector, clogged filters, or a blocked suction inlet</b>. eufy's fix: empty the bin, clean or replace the filters, clear the inlet, and dry any wet parts fully.",
  "meaning_es": "La poca succión en un eufy casi siempre es <b>un depósito lleno, filtros obstruidos o la entrada de succión bloqueada</b>. La solución de eufy: vacía el depósito, limpia o cambia los filtros, despeja la entrada y seca del todo las piezas mojadas.",
  "causes": [
    {
      "title_en": "Dust collector packed full",
      "title_es": "Depósito de suciedad a rebosar",
      "detail_en": "A full bin chokes the airflow first — eufy recommends emptying it after every run, and the pet-hair reality is often mid-run.",
      "detail_es": "Un depósito lleno estrangula el aire lo primero — eufy recomienda vaciarlo tras cada limpieza, y con mascotas a menudo a mitad de limpieza.",
      "likelihood": "most_common"
    },
    {
      "title_en": "Clogged pre-filter and filter",
      "title_es": "Prefiltro y filtro obstruidos",
      "detail_en": "eufy's weak-suction article cleans both with a brush or vacuum and replaces them if suction doesn't recover — fine dust mats them into an airtight wall.",
      "detail_es": "El artículo oficial de succión débil los limpia con cepillo o aspiradora y los sustituye si la succión no vuelve — el polvo fino los convierte en un muro sin aire.",
      "likelihood": "common"
    },
    {
      "title_en": "Suction inlet blocked",
      "title_es": "Entrada de succión bloqueada",
      "detail_en": "Debris lodged between the rolling brush and the inlet throttles airflow — check the opening whenever the bin looks oddly empty.",
      "detail_es": "La suciedad alojada entre el cepillo principal y la entrada estrangula el flujo — revisa la abertura cuando el depósito parezca extrañamente vacío.",
      "likelihood": "common"
    },
    {
      "title_en": "Wet filter after running over liquid",
      "title_es": "Filtro mojado tras pasar por un líquido",
      "detail_en": "eufy warns a wet filter kills suction and must air-dry completely before reinstalling.",
      "detail_es": "eufy advierte de que un filtro mojado anula la succión y debe secarse al aire por completo antes de volver a montarlo.",
      "likelihood": "uncommon"
    },
    {
      "title_en": "Suction fan actually failing",
      "title_es": "Ventilador de succión averiado",
      "detail_en": "If airflow stays weak with clean filters and a clear inlet, the fan is the suspect — the S4 error is its hardware flag on app models.",
      "detail_es": "Si el flujo sigue débil con filtros limpios y entrada despejada, el sospechoso es el ventilador — el error S4 es su aviso de hardware en los modelos con app.",
      "likelihood": "rare"
    }
  ],
  "steps": [
    {
      "title_en": "Empty the dust collector",
      "title_es": "Vacía el depósito de suciedad",
      "detail_en": "Remove the bin, empty it, and knock loose the caked dust in its corners.",
      "detail_es": "Saca el depósito, vacíalo y desprende el polvo compactado de sus esquinas."
    },
    {
      "title_en": "Clean or replace the filters",
      "title_es": "Limpia o sustituye los filtros",
      "detail_en": "Clean the pre-filter and high-performance filter with a cleaning brush or vacuum; if suction stays weak, fit fresh filters.",
      "detail_es": "Limpia el prefiltro y el filtro de alto rendimiento con un cepillo o una aspiradora; si la succión sigue débil, monta filtros nuevos."
    },
    {
      "title_en": "Clear the suction inlet",
      "title_es": "Despeja la entrada de succión",
      "detail_en": "Flip the robot, remove the rolling brush, and pull any debris out of the suction opening behind it.",
      "detail_es": "Da la vuelta al robot, saca el cepillo principal y retira la suciedad de la abertura de succión que queda detrás."
    },
    {
      "title_en": "Dry anything wet",
      "title_es": "Seca todo lo mojado",
      "detail_en": "If the robot ran over liquid, air-dry the filter, bin and inlet parts completely before reassembling.",
      "detail_es": "Si el robot pasó por un líquido, seca al aire el filtro, el depósito y las piezas de la entrada por completo antes de montar."
    },
    {
      "title_en": "Test at max suction",
      "title_es": "Prueba a máxima succión",
      "detail_en": "Run a short clean on max mode; if pickup is still poor, see the suction-fan error (S4 or three beeps) and contact eufy support.",
      "detail_es": "Haz una limpieza corta en modo máximo; si sigue recogiendo mal, consulta el error del ventilador (S4 o tres pitidos) y contacta con eufy."
    }
  ],
  "parts": [
    "eufy-filter-set-bounce",
    "eufy-filter-g30",
    "eufy-filter-x8"
  ],
  "related_codes": [
    "S4",
    "3 beeps"
  ],
  "sources": [
    {
      "label_en": "eufy Support — Why has RoboVac's suction become weak?",
      "label_es": "Soporte de eufy — ¿Por qué la succión del RoboVac se ha vuelto débil?",
      "url": "https://service.eufy.com/article-description/Why-has-RoboVac-s-suction-become-weak-1617958291741",
      "kind": "official"
    },
    {
      "label_en": "eufy Support — RoboVac stops with Error S4 (L70, G10, G30 series)",
      "label_es": "Soporte de eufy — El RoboVac se detiene con el error S4 (L70, G10, serie G30)",
      "url": "https://service.eufy.com/article-description/What-Should-I-Do-if-My-RoboVac-Stops-with-Error-S4-for-L70-G10-G30-Series",
      "kind": "official"
    }
  ],
  "confidence": "official",
  "last_verified": "2026-07-06"
}