Laurie C Waukesha , WI March 02, 2021 Appliance: Whirlpool Dishwasher WDT970SAHZ0 Whirlpool Dishwasher Wdt970sahz0: The tine row pivot fell off the upper rack and melted to the bottom of the dishwasher. How to replace Tine Row Pivot. It just snaps back in. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes