Introduction
Is your knob stuck or cracked? This guide will demonstrate how to replace the speed control knob on the KitchenAid KHM512ER Mixer.
Tools
- 
                  
                  - 
            Use a plastic opening tool to pry the white plastic switch assembly out. 
- 
            Remove the switch with your fingers. 
 
- 
            
                            
                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.