That's half of it.
http://www.archaicarcane.com/perfect-timing/
ETA: It strikes me that the last time we tampered with that big screw at the bottom, we spoiled the timing too. Let me ask DH if that was it. It's easy to set back though.
Last edited by ArchaicArcane; 03-16-2014 at 06:26 PM.