Gary M Hampstead , NC November 08, 2020 Appliance: LG Dishwasher LDF8764ST Lg Dishwasher Ldf8764st / : Dishwasher circulation pump bearings were noisy. How to replace Pump Casing Assembly (Pump Housing). Replaced the pump assembly. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes