As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOSE LANDING GEAR WOULD NOT EXTEND ON LANDING. FLIGHT CREW PERFORMED EMERGENCY GEAR EXTENSION PROCEDURES AND AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND LEFT NOSE GEAR DOOR CABLE SPRING BROKEN. REPLACED SPRING. OPERATIONAL CHECK NORMAL ON GEAR SWING. AIRCRAFT RETURNED TO SERVICE.