Installed other enviromental mod:
http://www.subsim.com/radioroom/showthread.php?t=166178
And everything broken
CO2 was raising up even when i was surfaced and when i tried to dive - boat just was sinking to the end
So i decided to reinstall game and install mods by my own acording to my wishes. Magnum Opus Mega-mod is quite old now and conflicts with many new mods...