As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: CARGO FIRE LOOP TEST DOES NOT TEST PROPERLY. REPLACED AFT CARGO, CARGO ELECTRONIC UNIT (AALA202206161683), SMOKE DETECTORS A1 (AALA202206160923), A2 (AALA202206165590), B2 (AALA202206163307) AND FORWARD CARGO SMOKE DETECTORS A1 (AALA202206163286), A2 (AALA202206163671) PER AMM 26-16-01 AND AMM 26-16-02. REPLACED CARGO FIRE CONTROL PANEL (AALA202206167808) PER AMM 26-00-02. ACCOMPLISHED SATISFACTORY OPERATIONAL TEST PER AMM 26-16-00.