What was found
AFTER TAKE OFF, AFT LAVATORY SMOKE WARNING MESSAGE. QRH COMPLIED WITH, SECOND OCCURRENCE ACFT RETURNED TO DEPARTURE. REMOVED AND REPLACED AFT LAVATORY SMOKE DETECTOR IAW AMM 26-16-01, OPS CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER TAKE OFF, AFT LAVATORY SMOKE WARNING MESSAGE. QRH COMPLIED WITH, SECOND OCCURRENCE ACFT RETURNED TO DEPARTURE. REMOVED AND REPLACED AFT LAVATORY SMOKE DETECTOR IAW AMM 26-16-01, OPS CHECKED GOOD.