I have a 6 month old VZ2 310, it does not appear to have auto air recirculation.  According to the manual and other threads I’ve read, it appears that I should be able to activate / de-activate it through the air conditioning menu, but I do not have this option.  Is this normal?
	
		
			
		
		
	
				
			 
				
		 
  
 
		 
 
		 
 
		 
 
		