[rein1705]

That is odd, however i have never commanded a porpoise class in campaign myself. I almost always choose an S-18 class or a Sargo. By pressing "D" you should be able to dive below 165 feet just remember to press "A" when you want to level off at a dept you like.

And now for a movie quote: "150 feet?, Oh she'll go all the way to the bottom if we don't stop her. We just normally dont dive under 150 any deeper than that the leaks start to overwhelm the pumps" _U-571 the S-33