As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON GROUND AFTER FLT 326 BWI-PUJ, LAV-D SHOWS SMOKE DETECTOR FAULT. DEFERRED LAV-D PER MEL 26-17-01. ON RETURN TO BWI (7/28/03) AFTER FLT 327, BWI MAINTENANCE OPERATIONALLY TESTED THE SMOKE DETECTOR SYSTEM IAW AMM 26-17-00-501, WITH NO FAULTS FOUND. THIS CLEARED THE MEL AND THE AIRCRAFT WAS RETURNED TO SERVICE. ADDITIONAL WIRE TOUBLESHOOTING OF THE SMOKE DETECTOR SYSTEM PER SRTC 26-03-005 WAS ACCOMPLISHED WITH NO FAULTS FOUND.