{ "pack": { "id": "lg-odor-plan", "title": "Musty washer: find the cleaning need", "summary": "Trace the smell before choosing drawer, seal or empty-drum cleaning.", "modelId": "lg-wm4000hwa", "taskIds": [ "lg-odor", "lg-drawer-clean", "lg-door-seal", "lg-tub-clean" ], "purpose": "Separate moisture left after a wash from visible residue. Select only the maintenance that the inspection supports and keep each cleaning product and procedure separate.", "steps": [ { "taskId": "lg-odor", "reason": "Locate moisture or visible residue and identify which follow-up checklist is relevant.", "proceedWhen": "Begin after a completed cycle, safe unlocking and removal of damp laundry. Skip follow-up cleaning where no need is observed.", "stopWhen": "Stop if odor accompanies an active leak, drainage trouble, damage or an unsafe inspection area." }, { "taskId": "lg-drawer-clean", "reason": "Address dispenser residue when the inspection identifies it.", "proceedWhen": "Continue only for visible drawer residue or a due drawer clean. Skip a clean dispenser.", "stopWhen": "Stop if the release does not match the manual, the drawer resists or the recess cannot be kept dry." }, { "taskId": "lg-door-seal", "reason": "Use the separate seal procedure when buildup is present, with its own protective equipment and dilution instructions.", "proceedWhen": "Continue only if seal cleaning is indicated and all chemical-handling preparation is met. Skip an intact, clean seal.", "stopWhen": "Stop for a split or displaced seal, unavailable protective equipment or any risk of mixing cleaners." }, { "taskId": "lg-tub-clean", "reason": "Choose the empty cleaning cycle when the inspection or maintenance record indicates it is due.", "proceedWhen": "Continue only after prior hands-on work is complete, all parts are refitted and the empty-cycle preparation is met. Skip if no drum-cleaning need remains.", "stopWhen": "Stop if the appliance is not safely assembled, laundry remains inside, a cleaner is unsuitable or the symptom requires support." } ], "output": "A moisture-and-residue map with the drawer, seal and drum marked observed, skipped or paused; cleaning dates and the odor observation at the next normal use." }, "tasks": [ { "id": "lg-odor", "version": "2.0.0", "title": "Trace a musty washer smell", "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": "Separate damp laundry, drawer residue and drum cleaning needs before choosing maintenance.", "prerequisites": [ { "text": "Finish the cycle, wait for unlocking and remove laundry.", "sourceId": "lg-manual", "locator": "pp. 37–40, 49" }, { "text": "Switch off and unplug for hands-on inspection; keep children and pets away.", "sourceId": "lg-manual", "locator": "pp. 37–40, 49" } ], "tools": [ "Soft dry cloth" ], "materials": [ "No cleaner until a separate maintenance task is selected" ], "steps": [ { "id": "step-1", "text": "Remove any damp items left in the washer. Wipe moisture from the door glass and inside of the seal.", "sourceId": "lg-manual", "locator": "pp. 37–40, 49" }, { "id": "step-2", "text": "Inspect the dispenser for buildup and use the linked drawer-cleaning task if residue is present.", "sourceId": "lg-manual", "locator": "pp. 37–40, 49" }, { "id": "step-3", "text": "Inspect the empty drum for deposits and check when Tub Clean was last run. Use the linked empty-cycle task if cleaning is due.", "sourceId": "lg-manual", "locator": "pp. 37–40, 49" }, { "id": "step-4", "text": "Allow the drum to dry with the door open only where children and pets cannot enter. Persistent odor or drainage trouble needs further support.", "sourceId": "lg-manual", "locator": "pp. 37–40, 49" } ], "checks": [ { "id": "odor-kind", "goal": "Is the smell musty after laundry is removed?", "question": "Is the smell musty after laundry is removed?", "instruction": "A burning, chemical or gas smell requires stopping use and qualified help. This task is for musty moisture-related odor only.", "stepIds": [], "choices": [ { "label": "No musty odor is present", "next": "identified", "observation": "normal" }, { "label": "A musty smell remains after unloading", "next": "odor-moisture", "observation": "abnormal" }, { "label": "The smell is burning, chemical or otherwise unsafe", "next": "service", "observation": "abnormal" }, { "label": "I have not checked after unloading", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 4–5, 37–38, 49" }, { "id": "odor-moisture", "goal": "Have damp items and visible door moisture been removed?", "question": "Have damp items and visible door moisture been removed?", "instruction": "Wait for unlocking and motion to stop. Unplug before hands-on inspection, remove damp items and wipe door glass and the inside of the seal.", "stepIds": [ "step-1" ], "choices": [ { "label": "Laundry removed and accessible moisture wiped", "next": "odor-drawer", "observation": "normal" }, { "label": "The door is unsafe to open or the seal is damaged", "next": "service", "observation": "abnormal" }, { "label": "Unloading or wiping is pending", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 5, 37" }, { "id": "odor-drawer", "goal": "Is residue visible in the dispenser?", "question": "Is residue visible in the dispenser?", "instruction": "Look after power isolation. Note a drawer-cleaning action when buildup is present; do not add cleaners yet.", "stepIds": [ "step-2" ], "choices": [ { "label": "No dispenser buildup is visible", "next": "odor-drum", "observation": "normal" }, { "label": "Buildup is visible; drawer cleaning is noted", "next": "odor-drum", "observation": "abnormal" }, { "label": "I have not inspected the drawer", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 38–39" }, { "id": "odor-drum", "goal": "What do the drum and cleaning history show?", "question": "What do the drum and cleaning history show?", "instruction": "Record visible deposits and the last Tub Clean date. Select the relevant separate maintenance task; never mix products.", "stepIds": [ "step-3" ], "choices": [ { "label": "Drum looks clear and cleaning is current", "next": "odor-drying", "observation": "normal" }, { "label": "Deposits are visible or cleaning is due", "next": "odor-drying", "observation": "abnormal" }, { "label": "Drum condition or cleaning history is unknown", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 37–38" }, { "id": "odor-drying", "goal": "Is a safe drying and maintenance action recorded?", "question": "Is a safe drying and maintenance action recorded?", "instruction": "Ventilate only with children and pets kept out. Note the selected Tub Clean, seal or drawer task. Persistent odor or drainage trouble needs support.", "stepIds": [ "step-4" ], "choices": [ { "label": "Moisture, cleaning need and next action are recorded", "next": "done", "observation": "normal" }, { "label": "Odor persists after appropriate completed care or drainage is poor", "next": "service", "observation": "abnormal" }, { "label": "No drying or maintenance action is selected yet", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 37–40, 49" } ], "branches": { "entry": "odor-kind", "outcomes": { "done": { "title": "Odor care plan recorded", "text": "The moisture and residue observations and next care task are saved. Complete the selected maintenance separately, then observe whether the odor returns.", "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": "A moisture or residue source was found and the appropriate maintenance task chosen", "sourceId": "lg-manual", "locator": "pp. 37–40, 49" } ], "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. 37–40, 49", "topicPage": 49, "pdfPage": 49, "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-drum-care", "url": "/diagrams/lg-drum-care.svg", "kind": "original schematic", "alt": "Empty drum, visible deposits and drying observations used to choose appropriate odor maintenance", "license": "Original Homekeep artwork. Conceptual component relationships, not a scale drawing or an installation template.", "sourceId": "lg-manual", "locator": "pp. 37–40, 49" } ], "relatedIds": [ "lg-tub-clean", "lg-drawer-clean", "lg-door-seal" ], "family": "odor", "diagramId": "lg-drum-care", "recordFields": [ { "key": "before-observation", "label": "Odor and time damp laundry remained", "phase": "before", "type": "text", "placeholder": "Musty smell; after unloading; damp laundry time" }, { "key": "after-observation", "label": "Moisture, residue and selected next task", "phase": "after", "type": "text", "placeholder": "Drawer, seal or drum finding; drying or cleaning action" } ], "maintenance": { "intervalDays": null, "basis": "user-selected", "label": "Observe after washes and when odor develops; use the separate manufacturer schedules for selected cleaning tasks.", "sourceId": "lg-manual", "locator": "pp. 37–40, 49" } }, { "id": "lg-drawer-clean", "version": "2.0.0", "title": "Wash residue from the dispenser drawer", "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": "maintenance", "summary": "Remove the drawer and inserts for a warm-water clean without soap.", "prerequisites": [ { "text": "Turn off and unplug the washer before cleaning.", "sourceId": "lg-manual", "locator": "pp. 5, 38–39" }, { "text": "Empty the detergent drawer and keep the recess dry; do not spray water into the washer.", "sourceId": "lg-manual", "locator": "pp. 5, 38–39" } ], "tools": [ "Soft cloth", "Small non-metal brush" ], "materials": [ "Warm water" ], "steps": [ { "id": "step-1", "text": "Pull the drawer to its stop. Press its release button and draw it fully out. Stop if the release does not match your manual.", "sourceId": "lg-manual", "locator": "pp. 5, 38–39" }, { "id": "step-2", "text": "Lift out the removable inserts. Clean the inserts and drawer with warm water and a soft cloth or brush. Use no soap.", "sourceId": "lg-manual", "locator": "pp. 5, 38–39" }, { "id": "step-3", "text": "Use the small non-metal brush to remove residue from the upper and lower recess without spraying water inside.", "sourceId": "lg-manual", "locator": "pp. 5, 38–39" }, { "id": "step-4", "text": "Dry the cleaned parts with a towel. Refit the inserts in their original positions and slide the drawer back fully.", "sourceId": "lg-manual", "locator": "pp. 5, 38–39" }, { "id": "step-5", "text": "At the next normal wash, check that products dispense and the drawer stays closed.", "sourceId": "lg-manual", "locator": "pp. 5, 38–39" } ], "checks": [ { "id": "drawer-residue", "goal": "Is there buildup or is drawer cleaning due?", "question": "Is there buildup or is drawer cleaning due?", "instruction": "The manual calls for cleaning once or twice a month. A small amount of clean water left in a compartment can be normal.", "stepIds": [], "choices": [ { "label": "No buildup and cleaning is not due", "next": "identified", "observation": "normal" }, { "label": "Residue is present or scheduled cleaning is due", "next": "drawer-release", "observation": "abnormal" }, { "label": "I have not checked this yet", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 21, 38–39" }, { "id": "drawer-release", "goal": "Did the unplugged washer drawer release normally?", "question": "Did the unplugged washer drawer release normally?", "instruction": "Turn off and unplug. Pull to the stop, press the release and remove the drawer. Do not force an unfamiliar or jammed release.", "stepIds": [ "step-1" ], "choices": [ { "label": "Drawer released and inserts can be removed", "next": "drawer-wash", "observation": "normal" }, { "label": "Release is jammed, damaged or does not match", "next": "service", "observation": "abnormal" }, { "label": "Power isolation or removal is pending", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 5, 38" }, { "id": "drawer-wash", "goal": "Are the inserts, drawer and recess free of accessible residue?", "question": "Are the inserts, drawer and recess free of accessible residue?", "instruction": "Wash removable parts in warm water without soap. Use a small non-metal brush in the recess and never spray inside the washer.", "stepIds": [ "step-2", "step-3" ], "choices": [ { "label": "Accessible residue is removed and parts are intact", "next": "drawer-seat", "observation": "normal" }, { "label": "Parts are damaged or residue is inaccessible", "next": "service", "observation": "abnormal" }, { "label": "Cleaning is incomplete", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 38–39" }, { "id": "drawer-seat", "goal": "Do the dry inserts and drawer sit in their original positions?", "question": "Do the dry inserts and drawer sit in their original positions?", "instruction": "Dry each part and refit it before restoring power. The drawer should slide fully closed.", "stepIds": [ "step-4" ], "choices": [ { "label": "Inserts seated and drawer closes", "next": "drawer-next-wash", "observation": "normal" }, { "label": "An insert or drawer will not seat", "next": "service", "observation": "abnormal" }, { "label": "I have not refitted the parts", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "p. 39" }, { "id": "drawer-next-wash", "goal": "How did the drawer dispense on the next normal wash?", "question": "How did the drawer dispense on the next normal wash?", "instruction": "Distinguish a little clean water from product residue or overflow. Stop use for leakage.", "stepIds": [ "step-5" ], "choices": [ { "label": "Products dispensed without overflow", "next": "done", "observation": "normal" }, { "label": "Product stays behind or water escapes", "next": "service", "observation": "abnormal" }, { "label": "The next wash is not yet observed", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 21, 38–39" } ], "branches": { "entry": "drawer-residue", "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": "user-maintenance" }, "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": "The drawer slides fully closed and the next wash dispenses normally", "sourceId": "lg-manual", "locator": "pp. 5, 38–39" } ], "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. 5, 38–39", "topicPage": 38, "pdfPage": 38, "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": "Conceptual removable dispenser inserts and separate main detergent, bleach and softener compartments", "license": "Original Homekeep artwork. Conceptual component relationships, not a scale drawing or an installation template.", "sourceId": "lg-manual", "locator": "pp. 5, 38–39" } ], "relatedIds": [ "lg-tub-clean", "lg-odor" ], "family": "care", "diagramId": "lg-drawer-products", "recordFields": [ { "key": "before-observation", "label": "Residue and last drawer-cleaning date", "phase": "before", "type": "text", "placeholder": "Which compartment; visible buildup" }, { "key": "after-observation", "label": "Refitting and next-wash dispensing result", "phase": "after", "type": "text", "placeholder": "Inserts seated; residue, water or overflow after wash" } ], "maintenance": { "intervalDays": 30, "basis": "manufacturer", "label": "Clean once or twice a month. A 30-day reminder represents the monthly end of that range.", "sourceId": "lg-manual", "locator": "pp. 38–39" } }, { "id": "lg-door-seal", "version": "2.0.0", "title": "Clean buildup around the door seal", "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": "maintenance", "summary": "Use the manual’s diluted solution with gloves and eye protection; dry the seal afterward.", "prerequisites": [ { "text": "Switch off and unplug; stop drum motion and allow the washer to cool.", "sourceId": "lg-manual", "locator": "pp. 5, 37, 39" }, { "text": "Wear rubber gloves and protective goggles; ventilate the area.", "sourceId": "lg-manual", "locator": "pp. 5, 37, 39" }, { "text": "Keep children and pets away. Never mix bleach with ammonia, vinegar, acids or another cleaner.", "sourceId": "lg-manual", "locator": "pp. 5, 37, 39" } ], "tools": [ "Rubber gloves", "Protective goggles", "Soft cloth", "Measuring vessel" ], "materials": [ "Liquid chlorine bleach", "Water", "Dry towel" ], "steps": [ { "id": "step-1", "text": "Prepare the manual’s solution: 3/4 cup (177 mL) liquid chlorine bleach in 1 gallon (3.8 L) water. Do not use undiluted bleach.", "sourceId": "lg-manual", "locator": "pp. 5, 37, 39" }, { "id": "step-2", "text": "Wet the cloth with the diluted solution and wipe around the door seal. Do not pull the seal out of place.", "sourceId": "lg-manual", "locator": "pp. 5, 37, 39" }, { "id": "step-3", "text": "Dry remaining moisture using a separate towel. Stop and request service if the rubber is split or damaged.", "sourceId": "lg-manual", "locator": "pp. 5, 37, 39" }, { "id": "step-4", "text": "Leave the door open to let the seal dry completely only if children and pets cannot enter the drum.", "sourceId": "lg-manual", "locator": "pp. 5, 37, 39" } ], "checks": [ { "id": "seal-surface", "goal": "What is visible around the stopped washer door seal?", "question": "What is visible around the stopped washer door seal?", "instruction": "Unplug before hands-on cleaning. Inspect without stretching or lifting the seal out of its fitted position.", "stepIds": [], "choices": [ { "label": "Seal is clean and monthly cleaning is not due", "next": "identified", "observation": "normal" }, { "label": "Dirt is visible or monthly cleaning is due", "next": "seal-protection", "observation": "abnormal" }, { "label": "Rubber is torn or displaced", "next": "service", "observation": "abnormal" }, { "label": "I have not checked this yet", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 5, 39" }, { "id": "seal-protection", "goal": "Are gloves, eye protection and the correct dilution ready?", "question": "Are gloves, eye protection and the correct dilution ready?", "instruction": "Use 3/4 cup (177 mL) liquid chlorine bleach in 1 gallon (3.8 L) water. Ventilate. Keep acids, vinegar and ammonia away.", "stepIds": [ "step-1" ], "choices": [ { "label": "Protection and dilution are confirmed", "next": "seal-wipe", "observation": "normal" }, { "label": "Chemicals were mixed or exposure occurred", "next": "service", "observation": "abnormal" }, { "label": "I have not prepared the solution safely", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 5, 39" }, { "id": "seal-wipe", "goal": "Could the visible seal be wiped without disturbing it?", "question": "Could the visible seal be wiped without disturbing it?", "instruction": "Use a soft cloth wet with the diluted solution. Do not pull the rubber out of place.", "stepIds": [ "step-2" ], "choices": [ { "label": "Accessible seal surfaces were wiped", "next": "seal-dry", "observation": "normal" }, { "label": "Rubber splits, loosens or cannot be reached safely", "next": "service", "observation": "abnormal" }, { "label": "Wiping is still pending", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "p. 39" }, { "id": "seal-dry", "goal": "Has remaining moisture been wiped away?", "question": "Has remaining moisture been wiped away?", "instruction": "Use a separate dry towel, then allow safe drying with children and pets excluded from the drum.", "stepIds": [ "step-3", "step-4" ], "choices": [ { "label": "Towel drying is done and safe ventilation is arranged", "next": "seal-finish", "observation": "normal" }, { "label": "A visible split or loose area remains", "next": "service", "observation": "abnormal" }, { "label": "The seal has not been dried", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 37, 39" }, { "id": "seal-finish", "goal": "How does the seal look after drying?", "question": "How does the seal look after drying?", "instruction": "Record surface condition. Persistent staining alone does not prove a failed seal.", "stepIds": [], "choices": [ { "label": "Seal is intact and clean to observation", "next": "done", "observation": "normal" }, { "label": "Staining remains but rubber is intact", "next": "identified", "observation": "abnormal" }, { "label": "Seal appears damaged", "next": "service", "observation": "abnormal" }, { "label": "I have not checked the dry surface", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "p. 39" } ], "branches": { "entry": "seal-surface", "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": "user-maintenance" }, "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": "The seal is clean and dry without visible damage", "sourceId": "lg-manual", "locator": "pp. 5, 37, 39" } ], "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. 5, 37, 39", "topicPage": 39, "pdfPage": 39, "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-door-seal", "url": "/diagrams/lg-door-seal.svg", "kind": "original schematic", "alt": "Door glass, fixed rubber seal and garment clearance shown without removing the seal", "license": "Original Homekeep artwork. Conceptual component relationships, not a scale drawing or an installation template.", "sourceId": "lg-manual", "locator": "pp. 5, 37, 39" } ], "relatedIds": [ "lg-odor", "lg-leak-check" ], "family": "care", "diagramId": "lg-door-seal", "recordFields": [ { "key": "before-observation", "label": "Seal buildup or damage before cleaning", "phase": "before", "type": "text", "placeholder": "Location of buildup; visible tear or none" }, { "key": "after-observation", "label": "Seal surface after drying", "phase": "after", "type": "text", "placeholder": "Clean, stained or visibly damaged" } ], "maintenance": { "intervalDays": 30, "basis": "manufacturer", "label": "Clean monthly; the 30-day reminder approximates a calendar month.", "sourceId": "lg-manual", "locator": "p. 39" } }, { "id": "lg-tub-clean", "version": "2.0.0", "title": "Run an empty Tub Clean cycle", "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": "maintenance", "summary": "Remove residue with the dedicated cycle and the correct placement for your selected cleaner.", "prerequisites": [ { "text": "Empty the drum completely.", "sourceId": "lg-manual", "locator": "pp. 5, 31, 37–38" }, { "text": "Read the cleaner label and use only a product intended for washing machines.", "sourceId": "lg-manual", "locator": "pp. 5, 31, 37–38" }, { "text": "Keep children and pets away from the open drum. Never mix bleach with acids or ammonia.", "sourceId": "lg-manual", "locator": "pp. 5, 31, 37–38" } ], "tools": [ "Soft dry cloth" ], "materials": [ "One compatible washer cleaner; follow its label dose" ], "steps": [ { "id": "step-1", "text": "With power off, place a cleaning tablet in the empty drum; place a liquid drum cleaner in the main dispenser. Remove the liquid cup before a powdered main-compartment cleaner. Follow the product label.", "sourceId": "lg-manual", "locator": "pp. 5, 31, 37–38" }, { "id": "step-2", "text": "Close the drawer and door. Restore power if it was unplugged, select Tub Clean and press Start/Pause. Keep the drum empty throughout.", "sourceId": "lg-manual", "locator": "pp. 5, 31, 37–38" }, { "id": "step-3", "text": "Wait for the cycle to finish and motion to stop. Let the drum dry with the door open only where children and pets cannot enter.", "sourceId": "lg-manual", "locator": "pp. 5, 31, 37–38" }, { "id": "step-4", "text": "If a descaler or drum cleaner was used, rinse before the next clothes wash: turn on without selecting a cycle, press Rinse+Spin, then Start/Pause.", "sourceId": "lg-manual", "locator": "pp. 5, 31, 37–38" } ], "checks": [ { "id": "clean-trigger", "goal": "Is drum cleaning due or a musty smell present?", "question": "Is drum cleaning due or a musty smell present?", "instruction": "tcL is a cleaning reminder. The manual recommends monthly Tub Clean and more often under heavy use.", "stepIds": [], "choices": [ { "label": "No current smell and cleaning is not due", "next": "identified", "observation": "normal" }, { "label": "Cleaning is due, tcL appears or the drum smells musty", "next": "empty-drum", "observation": "abnormal" }, { "label": "I have not checked this yet", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 37–38, 44" }, { "id": "empty-drum", "goal": "Is every garment out of the drum?", "question": "Is every garment out of the drum?", "instruction": "Remove all laundry before adding a cleaner. Keep children and pets away from the empty drum; stop for unsafe damage or leakage.", "stepIds": [], "choices": [ { "label": "Drum is empty and safe to use", "next": "cleaner-placement", "observation": "normal" }, { "label": "Laundry remains in the drum", "next": "ready", "observation": "abnormal" }, { "label": "I have not checked this yet", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 4–5, 37" }, { "id": "cleaner-placement", "goal": "Does the cleaner match its intended compartment?", "question": "Does the cleaner match its intended compartment?", "instruction": "Use one compatible product and its label dose. Put tablets in the drum; use the main compartment for a drum cleaner and remove the liquid cup for powder. Never combine products.", "stepIds": [ "step-1" ], "choices": [ { "label": "Product, dose and placement are confirmed", "next": "tub-cycle", "observation": "normal" }, { "label": "Product or compartment does not match", "next": "ready", "observation": "abnormal" }, { "label": "I have not checked the cleaner label", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 5, 37–38" }, { "id": "tub-cycle", "goal": "Did the empty Tub Clean cycle finish?", "question": "Did the empty Tub Clean cycle finish?", "instruction": "Close the drawer and door, select Tub Clean and press Start/Pause. Stop for a leak, unusual burning smell or an error.", "stepIds": [ "step-2" ], "choices": [ { "label": "The empty cycle finished", "next": "cleaner-rinse", "observation": "normal" }, { "label": "Cycle failed or an unsafe symptom appeared", "next": "service", "observation": "abnormal" }, { "label": "I have not run it or it is still running", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 37–38" }, { "id": "cleaner-rinse", "goal": "Has the required rinse after drum cleaner or descaler finished?", "question": "Has the required rinse after drum cleaner or descaler finished?", "instruction": "Before the next clothes wash, use Power, Rinse+Spin with no wash cycle selected, then Start/Pause. Keep the drum empty.", "stepIds": [ "step-4" ], "choices": [ { "label": "Rinse+Spin finished", "next": "drum-dry", "observation": "normal" }, { "label": "Rinse failed or cleaner residue remains", "next": "service", "observation": "abnormal" }, { "label": "The rinse is still pending", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 31, 38" }, { "id": "drum-dry", "goal": "What remains after the drum is rinsed?", "question": "What remains after the drum is rinsed?", "instruction": "Wait for motion to stop and let the drum dry only where children and pets cannot enter. Record persistent odor separately from cycle completion.", "stepIds": [ "step-3" ], "choices": [ { "label": "No visible residue; the drum was checked and left to dry safely", "next": "done", "observation": "normal" }, { "label": "Musty odor remains after the completed cleaning", "next": "identified", "observation": "abnormal" }, { "label": "I have not inspected after rinsing", "next": "ready", "observation": "unobserved" } ], "sourceId": "lg-manual", "locator": "pp. 37–38" } ], "branches": { "entry": "clean-trigger", "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": "user-maintenance" }, "identified": { "title": "Check the remaining cleaning need", "text": "If cleaning is not due, keep your usual reminder. If odor remains after a completed clean, inspect the seal and drawer. The manual describes weekly Tub Clean for three consecutive weeks when mildew or musty odor already exists; seek help if the smell or drainage problem persists.", "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": "The empty cleaning cycle and required rinse finished; residue was checked", "sourceId": "lg-manual", "locator": "pp. 5, 31, 37–38" } ], "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. 5, 31, 37–38", "topicPage": 37, "pdfPage": 37, "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-drum-care", "url": "/diagrams/lg-drum-care.svg", "kind": "original schematic", "alt": "Empty drum for Tub Clean and a separate post-cleaning rinse and drying observation", "license": "Original Homekeep artwork. Conceptual component relationships, not a scale drawing or an installation template.", "sourceId": "lg-manual", "locator": "pp. 5, 31, 37–38" } ], "relatedIds": [ "lg-odor", "lg-drawer-clean" ], "family": "odor", "diagramId": "lg-drum-care", "recordFields": [ { "key": "before-observation", "label": "Cleaning trigger and last Tub Clean date", "phase": "before", "type": "text", "placeholder": "Date, tcL or musty smell" }, { "key": "after-observation", "label": "Cleaner, rinse and remaining odor", "phase": "after", "type": "text", "placeholder": "Product used; rinse finished; odor still present or absent" } ], "maintenance": { "intervalDays": 30, "basis": "manufacturer", "label": "Monthly Tub Clean; 30 days is a calendar reminder approximation. Heavy use may need more frequent cleaning.", "sourceId": "lg-manual", "locator": "p. 37" } } ], "model": { "id": "lg-wm4000hwa", "brand": "LG", "model": "WM4000HWA", "family": "washer", "region": "US", "manual": "lg-manual", "panel": "Rinse+Spin button with Control Lock marking; Tub Clean cycle. Compare your supplied manual with MFL71728908 Rev.02_051022.", "exclusions": [ "WM3400CW", "WM4000HBA", "WM4080HWA", "WM4000HWA with a different control panel or manual instructions" ] } }