David W Wellesley , MA September 12, 2015 Appliance: KitchenAid Blender KSB5WH3 Kitchenaid Blender Ksb5wh3: Blade detached from shaft. How to replace Dome And Blade Assembly. Ordered new blade assembly and popped it into place the usual way. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes