What was found
FLIGHT 5308 CARGO LOW BOTTLE MESSAGE CAME ON. PERFORMED QRH, RETURNED TO CMH. LANDED WITHOUT INCIDENT. REPLACED FIRE BOTTLE. NO FURTHER DEFECTS. (S)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5308 CARGO LOW BOTTLE MESSAGE CAME ON. PERFORMED QRH, RETURNED TO CMH. LANDED WITHOUT INCIDENT. REPLACED FIRE BOTTLE. NO FURTHER DEFECTS. (S)