Brush Head Replacement: Pinch the wires together near the head of the brush and slide the small circular metal piece down to remove old brush head- you may need pliers the first time you change it. Slide a new brush head on and slide the metal piece back to its original position to hold it tight.
 
                         
         
         
         
    
    
      
      
        
      
      
        
        
          
        
        
 
    
    
      
      
        
      
      
        
        
          
        
        
 
      
    
   
    
    
      
      
        
      
      
        
        
          
        
        
 
      
    
   
    
    
      
      
        
      
      
        
        
          
        
        
 
      
    
      
      
        
      
      
        
        
          
        
        
 
      
    
      
      
        
      
      
        
        
          
        
        
 
      
    
   
    
    
      
      
        
      
      
        
        
          
        
        
 
      
    
      
      
        
      
      
        
        
          
        
        
 
      
    
      
      
        
      
      
        
        
          
        
        
 
      
    
      
      
        
      
      
        
        
          
        
        
 
      
    
      
      
        
      
      
        
        
          
        
        
