{
  "id": "lg-excess-suds",
  "version": "2.0.0",
  "title": "Check excessive suds or svd",
  "deviceFamily": "washer",
  "modelApplicability": {
    "modelIds": [
      "lg-wm4000hwa"
    ],
    "region": "US",
    "panel": "Rinse+Spin button with Control Lock marking; Tub Clean cycle. Compare your supplied manual with MFL71728908 Rev.02_051022.",
    "manualVersion": "MFL71728908 Rev.02_051022"
  },
  "exclusions": [
    "WM3400CW",
    "WM4000HBA",
    "WM4080HWA",
    "WM4000HWA with a different control panel or manual instructions"
  ],
  "intent": "troubleshooting",
  "summary": "Check HE detergent use and rinse without adding more product.",
  "prerequisites": [
    {
      "text": "Keep hands dry and stop if suds are escaping or the floor is wet.",
      "sourceId": "lg-manual",
      "locator": "pp. 20, 31, 44, 46"
    },
    {
      "text": "Use only HE detergent; do not add more detergent during this check.",
      "sourceId": "lg-manual",
      "locator": "pp. 20, 31, 44, 46"
    }
  ],
  "tools": [
    "No tools needed"
  ],
  "materials": [
    "No added detergent"
  ],
  "steps": [
    {
      "id": "step-1",
      "text": "Check the detergent container for the HE marking and review how much was used. Follow its label and reduce future dosing for smaller loads or soft water.",
      "sourceId": "lg-manual",
      "locator": "pp. 20, 31, 44, 46"
    },
    {
      "id": "step-2",
      "text": "If the washer is intact and there is no active leak, turn it off and on and use Rinse+Spin to remove suds.",
      "sourceId": "lg-manual",
      "locator": "pp. 20, 31, 44, 46"
    },
    {
      "id": "step-3",
      "text": "For the matching panel: Power on, choose no wash cycle, press Rinse+Spin and then Start/Pause.",
      "sourceId": "lg-manual",
      "locator": "pp. 20, 31, 44, 46"
    },
    {
      "id": "step-4",
      "text": "Wait for completion and inspect for excessive suds. Persistent sudsing or leakage needs support; do not add household defoamers.",
      "sourceId": "lg-manual",
      "locator": "pp. 20, 31, 44, 46"
    }
  ],
  "checks": [
    {
      "id": "suds-location",
      "goal": "Are suds contained inside the washer?",
      "question": "Are suds contained inside the washer?",
      "instruction": "If foam or water is escaping, stop use and isolate water and power only from a safe dry position.",
      "stepIds": [],
      "choices": [
        {
          "label": "No excess suds or svd is present",
          "next": "identified",
          "observation": "normal"
        },
        {
          "label": "Excess suds or svd is present but contained",
          "next": "suds-product",
          "observation": "abnormal"
        },
        {
          "label": "Suds or water are escaping",
          "next": "service",
          "observation": "abnormal"
        },
        {
          "label": "I have not checked this yet",
          "next": "ready",
          "observation": "unobserved"
        }
      ],
      "sourceId": "lg-manual",
      "locator": "pp. 44, 46"
    },
    {
      "id": "suds-product",
      "goal": "Have detergent type and amount been checked?",
      "question": "Have detergent type and amount been checked?",
      "instruction": "Record the HE marking and amount already added. Do not add detergent or a household defoamer.",
      "stepIds": [
        "step-1"
      ],
      "choices": [
        {
          "label": "HE product and amount are known",
          "next": "suds-rinse-select",
          "observation": "normal"
        },
        {
          "label": "Non-HE detergent or an excessive dose was used",
          "next": "suds-rinse-select",
          "observation": "abnormal"
        },
        {
          "label": "Product or amount is unknown",
          "next": "ready",
          "observation": "unobserved"
        }
      ],
      "sourceId": "lg-manual",
      "locator": "p. 20"
    },
    {
      "id": "suds-rinse-select",
      "goal": "Is Rinse+Spin selected on the matching panel?",
      "question": "Is Rinse+Spin selected on the matching panel?",
      "instruction": "With no active leak and all parts assembled, turn Power off and back on. Select no wash cycle; press Rinse+Spin, then Start/Pause.",
      "stepIds": [
        "step-2",
        "step-3"
      ],
      "choices": [
        {
          "label": "The rinse has been started",
          "next": "suds-rinse-result",
          "observation": "normal"
        },
        {
          "label": "Controls do not match or the cycle will not start",
          "next": "service",
          "observation": "abnormal"
        },
        {
          "label": "I have not selected and started the rinse",
          "next": "ready",
          "observation": "unobserved"
        }
      ],
      "sourceId": "lg-manual",
      "locator": "pp. 31, 44"
    },
    {
      "id": "suds-rinse-result",
      "goal": "Did the rinse finish with the excess suds reduced?",
      "question": "Did the rinse finish with the excess suds reduced?",
      "instruction": "Watch for leakage and record the result after the cycle finishes. A failed rinse or persistent excess suds needs support.",
      "stepIds": [
        "step-4"
      ],
      "choices": [
        {
          "label": "Rinse finished; excess suds reduced without leakage",
          "next": "done",
          "observation": "normal"
        },
        {
          "label": "Excess suds, an error or leakage persists",
          "next": "service",
          "observation": "abnormal"
        },
        {
          "label": "The rinse has not finished or was not observed",
          "next": "ready",
          "observation": "unobserved"
        }
      ],
      "sourceId": "lg-manual",
      "locator": "pp. 44, 46"
    }
  ],
  "branches": {
    "entry": "suds-location",
    "outcomes": {
      "done": {
        "title": "Result recorded",
        "text": "You recorded the task result from your own observation. Keep the before and after notes and recheck during normal use. This record does not certify the appliance condition.",
        "type": "issue-located"
      },
      "identified": {
        "title": "Next action recorded",
        "text": "The observed condition does not call for further action in this task, or a different task is more appropriate. Keep the observation in your record; do not infer a failed component.",
        "type": "issue-located"
      },
      "service": {
        "type": "service-needed",
        "title": "Pause and arrange qualified help",
        "text": "Keep the appliance out of use if a safety concern remains. Give the technician the exact model, the visible symptom and any displayed code. Do not open the cabinet or make electrical measurements."
      },
      "ready": {
        "title": "Observation still needed",
        "text": "Your notes are saved. The missing observation is not evidence of a fault or a completed action. Complete only the steps you can perform safely, or ask for help.",
        "type": "prepared"
      }
    }
  },
  "outcomeChecks": [
    {
      "text": "Excessive suds reduce and the rinse completes without leakage",
      "sourceId": "lg-manual",
      "locator": "pp. 20, 31, 44, 46"
    }
  ],
  "stopConditions": [
    "Smoke, a burning smell, damaged wiring, standing water near power, or an active leak: stop using the appliance. Disconnect power only from a safe, dry location and arrange qualified service.",
    "Stop if a part is damaged, jammed, sharp, inaccessible, or does not match your manual. Do not force parts or remove a cabinet panel."
  ],
  "sources": [
    {
      "id": "lg-manual",
      "title": "LG WM4000H*A / WM4080H*A Owner’s Manual",
      "url": "https://media.us.lg.com/m/12df7154cf356724/original/WM4080_2023_Owners-Manual_Washer_Eng.pdf",
      "version": "MFL71728908 Rev.02_051022",
      "checkedAt": "2026-10-13",
      "purpose": "User maintenance, control operations, observable troubleshooting and safety",
      "reuse": "Copyright LG. Linked reference; original summaries only. No manual illustrations reproduced.",
      "locator": "pp. 20, 31, 44, 46",
      "topicPage": 44,
      "pdfPage": 44,
      "pageNumbering": "PDF page number equals printed English page number in these editions."
    },
    {
      "id": "lg-support",
      "title": "LG WM4000HWA product support",
      "url": "https://www.lg.com/us/support/product/lg-WM4000HWA.ABWEUUS",
      "version": "Live US model support page",
      "checkedAt": "2026-10-13",
      "purpose": "US model identity; newer revisions require comparison to supplied manual",
      "reuse": "Link only",
      "locator": "US WM4000HWA identity. Current support listings may contain a newer manual; these steps require MFL71728908 Rev.02_051022."
    }
  ],
  "assets": [
    {
      "id": "lg-drawer-products",
      "url": "/diagrams/lg-drawer-products.svg",
      "kind": "original schematic",
      "alt": "Main detergent compartment and drum product locations; keep each product below its permitted dose",
      "license": "Original Homekeep artwork. Conceptual component relationships, not a scale drawing or an installation template.",
      "sourceId": "lg-manual",
      "locator": "pp. 20, 31, 44, 46"
    }
  ],
  "relatedIds": [
    "lg-detergent-dose",
    "lg-leak-check",
    "lg-drawer-clean"
  ],
  "family": "wash-dry",
  "diagramId": "lg-drawer-products",
  "recordFields": [
    {
      "key": "before-observation",
      "label": "Product and amount used before sudsing",
      "phase": "before",
      "type": "text",
      "placeholder": "HE marking; measured dose; svd or visible foam"
    },
    {
      "key": "after-observation",
      "label": "Suds and leakage after Rinse+Spin",
      "phase": "after",
      "type": "text",
      "placeholder": "Rinse complete; foam reduced; any leakage"
    }
  ],
  "maintenance": {
    "intervalDays": null,
    "basis": "user-selected",
    "label": "Use for excess suds; measure detergent for each load.",
    "sourceId": "lg-manual",
    "locator": "pp. 20, 44"
  }
}