Now, select the NavalMine under this and note the location.
In the hex editer select address and set it up like this.
Hit OK and your right at the start of this block.
Change the name from NavaiMine to Mine and fix the size info
and save.
Re-open the dat in pack3d and check it.
if you've got it right you now know how to Re-name things anyway you like.
The next thing we'll do is Dis-arm the mine!