What was found
DURING HEAVY MAINTENANCE: CORROSION IN THE DOUBLER LOCATED IN LONGITUDINAL BEAM AT Y=-310.0 AND FR 84/85 IN CF III FLOOR STRUCTURE; REF TOMX NT 00096. DOUBLER WAS REPLACED PER EMB SRM 51-43-01, 51-43-03, 51-41-02 AND 53-23-10/REP 54.( CONSIDERED AS A MAJOR REPAIR)