John S Lebanon , CT February 05, 2024 Appliance: LG Dishwasher LDF6920BB Lg Dishwasher Ldf6920bb: The water supply tube was damaged. How to replace Washer (Hardware). Took about 15 minutes to replace. The.dishwasher is running great. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes