Stuck at the machine room "the wheel won't fit back on, it is broken beyond repair"

[NAMES ARE LAME]

So there's a an inner room inside the machine room that opens when you turn a valve so I went there and got stuck, it says the "the wheel won't fit back on, it is broken beyond repair" what should I do?

[NAMES ARE LAME]

THANKS MAN, I've only had realized it later that I could use it

[Lunaa]

I'm stuckkkkk here help me