What was found
FLT 6693 - IAD-JAX - DURING CLIMB, AIRCRAFT MADE AN UNSCHEDULED LANDING DUE TO LAV SMOKE WARNING LIGHT ILLUMINATED. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED ACM'S COALESAR BAGS AND DUCTING FOR EVIDENCE OF OIL AND REMOVED AND REPLACED ACM WATER FILTERS. MAINTENANCE GROUND RAN AIRCRAFT OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)