Bruce B Waconia , MN October 28, 2014 Appliance: Amana Self Cleaning Slide-In Downdraft Gas Range 980.002 Spray arm retainer screw was broken nylon radial ring was worn 3 minutes to remove and inspect affected parts. 3 minutes to search and find parts on appliencepartspros.com. 3 minutes to complete order. 3 days to get the parts with standard delivery. 3 minutes to install the new parts. Works great. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes