Whoa! I did it, finally. I got in by accident and I got stuck on that ledge, inside the engine. Saved game there, carefully managed to afterburn myself in the hole. Saved game again, three times in fact. Though I did not kill all of the troopers, there were few left but Descendarium said that can ...

How in the world does someone get in the engine surge chamber after the engines have activated? I've been trying to get in for too long now. Way WAY too long. Trying trying trying trying trying... I do not have earlier savegame and even if I did have it, I would not use it because I'd have to hunt ...