You're not getting it. The ship's too unstable right now, we can't risk doing something like that. It could very well make all our systems go haywire, or literally shut everything down.

[ Were he any more like Tony reckless or adventurous then he'd do it anyway, but he's not. And he wouldn't put everyone's lives at risk by playing around with the systems without knowing what could happen. ]

Not to mention that air shifts, moves around the ship. We can't just pinpoint affected areas because they all are.