Frankie H Winnetka , CA April 01, 2023 Appliance: LG Washer WT4870CW Lg Washer Wt4870cw / : I found a small leak in upper part of hose. How to replace Drain Hose. We ordered the part and it arrived within a couple of days. Easy replacement. I removed the old hose and installed the new one. It only took about 30 minutes roughly. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes