As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUSE FLIGHT 253 HAD A INDICATION OF SMOKE IN THE AFT. CARGO BIN. THE FLIGHT CREW MADE AN UNSCHEDULED LANDING AND FIRED THE AFT CARGO BIN FIRE BOTTLE. CAUSE- FALSE WARNING. REPLACED #1 AND 2 FIRE BOTTLES P/N 892857, FILTER ASSEMBLY, AFT CARGO BIN CELL AND DETECTORS #1-2-3 IN AFT CARGO BIN. LAST CHECK C 12/18/00 STL. ---CLOSED---