Use care when washing and assembling components - Cutting Blade and Grate are SHARP. 2. Insert Cutting Blade onto Shaft before adding Grate. The sharp edges of the Cutting Blade should contact the bottom of the Grate. The top of the Grate is marked "UP" and should point up when fully assembled. 3. Slide Handle and Handle Post onto Shaft. 4. Screw Nut Assembly onto end of Shaft until there is slight friction between it and the Handle assembly. Over-tightening will make it difficult to rotate t