As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CARGO FIRE DETECTION SYSTEM ACTIVATED WHILE ON CLIMBOUT OF IAH. BOTH FIRE BOTTLES WERE DISCHARGED AND THE AIRCRAFT WAS DIVERTED TO SHV WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND NO EVIDENCE OF FIRE. THE FIRE SUPRESSION SYSTEM PANEL WAS REMOVED AND REPLACED IAW MM 26-16-10. BOTH FIRE EXTINGUISHING BOTTLES WERE REMOVED AND REPLACED IAW MM 26-23-10. IN ADDITION, THE METERING VALVE, DIVERTER VALVE, AND INLINE FILTERS WERE REMOVED AND REPLACED IAW MM 26-23-10. OPERATIONAL CHECKS WERE GOOD.