As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING POST DE-ICING RUN UP, RECEIVED LAV SMOKE MESSAGE. COMP;IED WITH QRH AND MESSAGE CLEARED. PERFOMED LAV SMOKE DE4TECTOR TEST IAW AMM. OPPS CHECKED GOOD. REMOVED AND REPLACED COALESCER BAGS IAW AMM, OPS CHECK GOOD. NO MESSAGE OR SMOKE SMELL FOUND. (K)