What was found
AIRCRAFT WAS GROUNDED: DESCENDING THROUGH 24,000 FT, SMOKE LAVATORY LIGHT CAME ON FOR LAVATORIES 3R & 4R; VERIFIED NO SMOKE. REPLACED 4R AND 3R (AALA202103019010) LAVATORY SMOKE DETECTORS IAW AMM 26-13-00, OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: DESCENDING THROUGH 24,000 FT, SMOKE LAVATORY LIGHT CAME ON FOR LAVATORIES 3R & 4R; VERIFIED NO SMOKE. REPLACED 4R AND 3R (AALA202103019010) LAVATORY SMOKE DETECTORS IAW AMM 26-13-00, OPS CHECK GOOD.