What was found
AIRCRAFT DEPARTED AND PILOT DIRECTIONAL GYRO STOPPED MOVING, AIRCRAFT DIVERTED FOR MAINTENANCE, REMOVED AND REPLACED LEFT DIRECTIONAL GYRO, AIRCRAFT RETURN TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT DEPARTED AND PILOT DIRECTIONAL GYRO STOPPED MOVING, AIRCRAFT DIVERTED FOR MAINTENANCE, REMOVED AND REPLACED LEFT DIRECTIONAL GYRO, AIRCRAFT RETURN TO SERVICE.