Just push the button. Calls everyone home. I'll get her fixed.
[He turns his back on Aidan then so he can focus on the engine. It takes more time than he'd like, but finally, FINALLY the part is in. The engine starts whirring and he finishes what he needs to. Mal breathes a happy sigh of relief. Mal tries to get to the bridge, but his body can only handle so much stress. And so he passes out in the hall.]