{
  "id": "lg-ie-inlet",
  "version": "2.0.0",
  "title": "Check an IE inlet error from outside",
  "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 supply valves, visible hoses and household flow without disconnecting plumbing.",
  "prerequisites": [
    {
      "text": "Dry hands and floor; stop if there is leakage or damaged wiring.",
      "sourceId": "lg-manual",
      "locator": "pp. 43"
    },
    {
      "text": "Inspect only reachable hoses without moving the washer or disconnecting a fitting.",
      "sourceId": "lg-manual",
      "locator": "pp. 43"
    }
  ],
  "tools": [
    "No tools needed"
  ],
  "materials": [
    "No materials needed"
  ],
  "steps": [
    {
      "id": "step-1",
      "text": "Check that the accessible hot and cold supply faucets are fully open. Do not force a stuck valve.",
      "sourceId": "lg-manual",
      "locator": "pp. 43"
    },
    {
      "id": "step-2",
      "text": "Look along visible inlet hoses for kinks, pinching or crushing. Do not pull the machine or alter a connection to reach them.",
      "sourceId": "lg-manual",
      "locator": "pp. 43"
    },
    {
      "id": "step-3",
      "text": "Check water flow at another household faucet. Low household flow points to a plumbing issue; contact a plumber.",
      "sourceId": "lg-manual",
      "locator": "pp. 43"
    },
    {
      "id": "step-4",
      "text": "If household flow and external conditions are normal but IE remains, arrange support. Inlet-screen cleaning requires a separate water-isolation procedure, which this checklist does not perform.",
      "sourceId": "lg-manual",
      "locator": "pp. 43"
    }
  ],
  "checks": [
    {
      "id": "ie-display",
      "goal": "Is IE displayed or is filling absent?",
      "question": "Is IE displayed or is filling absent?",
      "instruction": "A fill message is an observation, not a valve diagnosis. Inspect from a dry position with the washer assembled.",
      "stepIds": [],
      "choices": [
        {
          "label": "Filling is normal and IE is absent",
          "next": "identified",
          "observation": "normal"
        },
        {
          "label": "IE appears or filling is absent",
          "next": "inlet-faucets",
          "observation": "abnormal"
        },
        {
          "label": "I have not checked this yet",
          "next": "ready",
          "observation": "unobserved"
        }
      ],
      "sourceId": "lg-manual",
      "locator": "p. 43"
    },
    {
      "id": "inlet-faucets",
      "goal": "Are both accessible water faucets fully open?",
      "question": "Are both accessible water faucets fully open?",
      "instruction": "Open only an intact, freely moving faucet. Leave stuck valves and inaccessible connections for a plumber or installer.",
      "stepIds": [
        "step-1"
      ],
      "choices": [
        {
          "label": "Both are open, or an ordinary closed faucet was opened",
          "next": "inlet-hoses",
          "observation": "normal"
        },
        {
          "label": "A valve is stuck, leaking or inaccessible",
          "next": "service",
          "observation": "abnormal"
        },
        {
          "label": "I cannot confirm the faucet positions",
          "next": "ready",
          "observation": "unobserved"
        }
      ],
      "sourceId": "lg-manual",
      "locator": "p. 43"
    },
    {
      "id": "inlet-hoses",
      "goal": "Do the visible inlet hoses have a clear route?",
      "question": "Do the visible inlet hoses have a clear route?",
      "instruction": "Check without moving the washer or disconnecting a hose. Note kinking, crushing and any leak-limiting hose label.",
      "stepIds": [
        "step-2"
      ],
      "choices": [
        {
          "label": "No visible kink or crushing",
          "next": "household-flow",
          "observation": "normal"
        },
        {
          "label": "Hose is kinked, crushed or damaged",
          "next": "service",
          "observation": "abnormal"
        },
        {
          "label": "The route is not visible",
          "next": "ready",
          "observation": "unobserved"
        }
      ],
      "sourceId": "lg-manual",
      "locator": "pp. 12, 43"
    },
    {
      "id": "household-flow",
      "goal": "Is water flow at another household faucet normal?",
      "question": "Is water flow at another household faucet normal?",
      "instruction": "Use a normal household faucet only. Low household flow calls for a plumbing assessment.",
      "stepIds": [
        "step-3"
      ],
      "choices": [
        {
          "label": "Household flow appears normal",
          "next": "fill-retry",
          "observation": "normal"
        },
        {
          "label": "Household flow is unusually weak or absent",
          "next": "service",
          "observation": "abnormal"
        },
        {
          "label": "I have not checked another faucet",
          "next": "ready",
          "observation": "unobserved"
        }
      ],
      "sourceId": "lg-manual",
      "locator": "p. 43"
    },
    {
      "id": "fill-retry",
      "goal": "Does the next normal fill complete?",
      "question": "Does the next normal fill complete?",
      "instruction": "If IE remains with normal external conditions, choose the separate inlet-screen task only when both supplies and power can be isolated safely. Otherwise request service.",
      "stepIds": [
        "step-4"
      ],
      "choices": [
        {
          "label": "Filling resumes without IE",
          "next": "done",
          "observation": "normal"
        },
        {
          "label": "IE or poor filling remains",
          "next": "identified",
          "observation": "abnormal"
        },
        {
          "label": "No new fill has been observed",
          "next": "ready",
          "observation": "unobserved"
        }
      ],
      "sourceId": "lg-manual",
      "locator": "pp. 39, 43"
    }
  ],
  "branches": {
    "entry": "ie-display",
    "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": "Choose the next inlet check",
        "text": "Normal filling needs no action here. If filling remains poor after the external checks, inlet screens are one possible user-maintenance check under a separate isolation procedure. A persistent IE message does not establish that a valve has failed.",
        "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": "An external restriction is identified, or filling resumes after opening the supply",
      "sourceId": "lg-manual",
      "locator": "pp. 43"
    }
  ],
  "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. 43",
      "topicPage": 43,
      "pdfPage": 43,
      "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-inlet-path",
      "url": "/diagrams/lg-inlet-path.svg",
      "kind": "original schematic",
      "alt": "Hot and cold faucets, attached hoses and washer inlet screens shown as a conceptual water path",
      "license": "Original Homekeep artwork. Conceptual component relationships, not a scale drawing or an installation template.",
      "sourceId": "lg-manual",
      "locator": "pp. 43"
    }
  ],
  "relatedIds": [
    "lg-inlet-filters",
    "lg-hose-condition",
    "lg-leak-check"
  ],
  "family": "intake",
  "diagramId": "lg-inlet-path",
  "recordFields": [
    {
      "key": "before-observation",
      "label": "IE and external supply conditions",
      "phase": "before",
      "type": "text",
      "placeholder": "Exact display; open faucets; visible hose condition"
    },
    {
      "key": "after-observation",
      "label": "Household flow and next-fill result",
      "phase": "after",
      "type": "text",
      "placeholder": "Another faucet result; next fill or still pending"
    }
  ],
  "maintenance": {
    "intervalDays": null,
    "basis": "user-selected",
    "label": "Use when IE appears or filling changes; no scheduled diagnostic interval.",
    "sourceId": "lg-manual",
    "locator": "p. 43"
  }
}