when manufacturing {TAIL ~ a first range unit} having {HEAD ~ a specified width WU1} and cooktop configuration C1: 
when manufacturing { TAIL ~ a first range unit } having { HEAD ~ a specified width WU1 } and cooktop configuration C1 :
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH