As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAINS ADI FAILED. INSTRUMENT WARNING LIGHT AND ATTITUDE LIGHT, UNABLE OT SWITCH TO NR 3 INU DUE TO BEING INOPERATIVE. REMOVED AND REPLACED CAPTAINS ADI IAW MM 34-41-05, OPS NORMAL. REMOVED AND REPLACED NR 1 AND NR 3 INU IAW MM 34-41-03 CHECKS ALL SYSTEM OPERATE NORMAL. FUEL DUMPED 59.4 KGS. (M)