OK. I studied the current COS and FNO and decided to create a COS 13 that was identical to 3 except assigning FNO 462 to 13 instead of 460.
CHA SVP,1,152,40 (Changed time to 40 seconds)
ASS COS,0,70,13
ASS COS,0,21,13
...
ASS COS,0,462,13
...
until all FNO assigned to COS 13
CHA...