As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI FOR TAKEOFF ATTEMPTED TO MAKE 90 DEG TURN TO RT. TILLER WOULD NOT MOVE INITIALLY NOR COULD I USE PEDALS TO INITIATE TURN. AFTER SEVERAL ATTEMPTS TILLER RELEASED AND WOULD MOVE NORMALLY. WHEN TILLER RELEASED THERE WAS A NOTICEABLE THUMP HEARD AND FELT. R & R NOSE WHEEL STEERING TORQUE LIMITER DRUM. RIGGED CABLES, SYS TEST GOOD.IAW MM 32-51-02-4.