G76 TOTO NO FURTHER A MYSTERY

Or do you may have system it at 0 levels if you would like run a complete later on? Sorry to the concerns but I have to obtain this this all found out right before I pop a twelve' shaft Within this lathe that wants threads. Something little if I messed it up would not be a large deal, but scrapping a 12" dia. x 12' long shaft is quite One more. Cli