[LGN1]

Originally Posted by h.sie

So a possible fix could be as follows:

1) In low depths (0m - maybe 50m or 100m): pumps or compressed air can be used to empty diving tank. That means: Surfacing is only possible if either battery or compressed air is not exhausted.

2) In high depths: only compressed air can be used to empty diving tank. That means: Surfacing is only possible if compressed air is not exhausted.

???

Hi H.Sie,

don't forget the dive-planes.

Here's an interesting link about the diving procedure:

http://www.uboatarchive.net/KTBNotesDiving.htm

Cheers, LGN1