Steve W Huntington Beach , CA July 22, 2021 Appliance: LG Washer WM2487HRMA Lg Washer Wm2487hrma / Acreeus: Front loading LG washer error code DE worn boot seal, plugged drain lines. How to replace Washer Outer Door Gasket Clamp. Replaced the washer door lock switch to resolve the error code. Also replaced the Door boot seal while I had the front gasket clamp off to access the door lock switch. Removed top of the unit, removed the front panel, removed the door removed balance weights. Removed rear gasket clamp to get door boot seal off. Removed and cleaned drain hoses. Replaced all parts and it worked like a champ. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours