What was found
DURING MAINTENANCE BASE VISIT FOUND THE LAVATORY EXTERNAL BUCKET CORRODED. THE AIRCRAFT WAS REMOVED FROM SERVICE. FABRICATED REPAIR DOUBLER, LOCATED AND DRILLED FASTENER HOLES, COUNTERSUNK HOLES, ALODINED AND PRIMED REPAIR DOUBLER IAW EMB SRM 53-31-02. THE AIRCRAFT WAS RETURNED TO SERVICE.