What was found
AFTER TAKEOFF "SMOKE TOILET" CAUTION ILLUMINATED. FLIGHT ATTENDANT REPORTED SMOKE ALARM SOUNDING. COMPLETED POM CHECKLIST, PRECAUTIONARY LANDING. COMPLETED MM 409 NR 352872 REPLACEMENT OF L AND R COALESCER BAGS, INSPECTION FOR OIL LEAKS, REPLACEMENT OF LAV SMOKE DETECTOR. REF WORK CARD FOR DETAILS. FROM 409 352872 REPLACED LEFT AND RIGHT COALESCER BAGS PN 783689-3 IAW CRJ200 AMM 21-51-13 COMPLETED GROUND RUN AT PWR SETTINGS OPERATING NR 1 LT AND NR 2 RT A/C PACKS NO FAULT NOTED INSPECTED RT ACM INLET AND NO SIGN OF OIL NOTED REPLACED LAV SMOKE DETECTOR IAW AMM 26-16-00. OPS CK GOOD.