What was found
APU FAILED. GAVE FIRE DETECTION WARNING LIGHT, RED DISC POPPED ON TAIL. APU FIRE EXTINGUISHING SYSTEM. INSPECTED APU BAY NO SIGN OF FIRE. FIRE BOTTLE EMPTY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
APU FAILED. GAVE FIRE DETECTION WARNING LIGHT, RED DISC POPPED ON TAIL. APU FIRE EXTINGUISHING SYSTEM. INSPECTED APU BAY NO SIGN OF FIRE. FIRE BOTTLE EMPTY.