Hector M Los Fresnos , TX September 18, 2017 Appliance: LG Washer WM2016CW Lg Washer Wm2016cw / Abweeus: The spider arm on my front load lg washer erroded. How to replace Outer Tub Seal. I used forums to find the problem and appliance pro videos to make the repair. Overall, this was not a difficult repair if you are a "handy" person. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes