As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEVERE NOSE WHEEL SHIMMY AT 40 KTS IAS,REPEAT WRITE UP. YAW DAMPER DISCONNECTED. TAKEOFF ABORTED. RETORQUED UPPER BARREL NUT AND RETORQUED / LUBED UPPER AND LOWER TORQUE LINK HARDWARE IAW COMPONENT MM CHAPTER 32-20-02 FUNCTIONAL TEST OF NOSE STEERING SYSTEM IS GOOD.