What was found
FLT 6531 - LGA-DCA - AFT LAVATORY SMOKE ALARM SOUNDED IN FLIGHT, NO EVIDENCE OF SMOKE HEAT OR FUMES. REPLACED AFT LAVATORY SMOKE DETECTOR, OPERATIONAL CHECK NORMAL. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT 6531 - LGA-DCA - AFT LAVATORY SMOKE ALARM SOUNDED IN FLIGHT, NO EVIDENCE OF SMOKE HEAT OR FUMES. REPLACED AFT LAVATORY SMOKE DETECTOR, OPERATIONAL CHECK NORMAL. (M)