What was found
AIR TURNBACK / DECLARED EMERGENCY. APU FIRE INDICATION APPROX 5 MIN APU SHUTDOWN AND DEPARTURE ALARM CONTINUED INTERMITTENTLY UNTIL LANDING. APU DET INOP, ILLUMINATED AT GATE. REMOVED AND REPLACED P8-1 ENG & APU FIRE CONTROL PNL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR TURNBACK / DECLARED EMERGENCY. APU FIRE INDICATION APPROX 5 MIN APU SHUTDOWN AND DEPARTURE ALARM CONTINUED INTERMITTENTLY UNTIL LANDING. APU DET INOP, ILLUMINATED AT GATE. REMOVED AND REPLACED P8-1 ENG & APU FIRE CONTROL PNL.