As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED THAT NOSE GEAR WOULD NOT EXTEND VIA NORMAL EXTENSION PROCEDURES. EMERGENCY EXTENSION PROCEDURE USED TO EXTEND MLG. MX FOUND NOSE GEAR CENTERING CAM WORN & THEREFORE NOSE GEAR WAS NOT CENTERING DURING RETRACTION & BINDING IN WW. CAM WAS REPLACED & SYS FUNCTIONED NORMALLY.