Michael P Overland Park , KS July 09, 2017 Appliance: General Electric Dishwasher GLD5560L15SS Ge Dishwasher Gld5560l15ss: All spray arms were clogged with hard water deposits. How to replace Center Wash Arm Assembly. Very straight forward replacements. I used a socket wrench to remove/replace the spray arms. Your website made it very easy for me to find the right parts. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes