As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING CLIMB, THE FLIGHT CREW NOTICED A MOMENTARY ILLUMINATION OF THE NR 2 ENGINE FIRE ANNUNICATOR. MAINTENANCE FOUND TWO CLAMPS UNSECURED ALLOWING THE FIRE LOOP TO GROUND OUT DEPENDING ON THE AIRCRAFT FLIGHT ATTITUDE. THE CLAMPS WERE RE-SECURED AND THE FIRE LOOP TESTED SERVICEABLE.