As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAV SMOKE DETECT ACTIVE ON ALL 3 LAVS NO SMOKE OR FIRE INDICATIN S UPON OPS CHECK OF THE LAV SMOKE DETECTORS. FOUND AURUAL AND LIGHT INDICATORS NOT INDICATING WITH TEST. REMOVED AND REPLACED SDCU REF 26-17-34. OPS CHECK GOOD. PARTS USED: 31-2610-9-0001,QTY :1 ADD EMP:412895 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1662349 SN OFF 5476 UNIT, SMOKE DET OFF 31-2610-9-0001 5476 ON 31-2610-9-0001 5228