What was found
ON THE PREFLIGHT CHECK, NR 2 FIRE DETECTION SYSTEM INOPERATIVE. A WIRE WAS FOUND BROKEN AT THE NR 2 FIRE DETECTION AMPLIFIER.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON THE PREFLIGHT CHECK, NR 2 FIRE DETECTION SYSTEM INOPERATIVE. A WIRE WAS FOUND BROKEN AT THE NR 2 FIRE DETECTION AMPLIFIER.