What was found
STGR 23L HAS 2 CORRODED THROUGH SPOTS LOCATED BETWEEN FR84 AND FR86. (MAJOR REPAIR). REMOVED CORRODED SECTION OF STGR23L BETWEEN FR84 AND FR86, INSTALLED NEW SECTION OF STGR 23L BETWEEN FR 83-FR 84 AND BETWEEN FR 86-FR 87 IAW ERJ 170 SRM 51-40-08, 53-- 23-03.