What was found
(B737-53-3-0711) MAIN CABIN R2 LOWER INNER CHORD CORRODED ON UPP ER SURFACE IN MULTIPLE AREAS REMOVED AND REPLACED LOWER INNER SILL CHORD REMOVED R2 LOWER INNER CHORD, RECIVED NEW R2 INNER LOWER CHORD M AT ID PO# 1122020.1 IAW B737-800 SRM 51-40-02 DWG NO. 147A8501 INSTALLED NEW R2 LOWER INNER CHORD IAW B737-800 SRM 51-40-02 DWG 147A8501 (B737-53-3-0711) MAIN CABIN R2 LOWER INNER CHORD CORRODED ON UPPER SURFACE IN MULTIPLE AREAS TRANSCRIBED FROM HAECO GSO NR 9286262.VERIFIED ESFR ENTERED. REMOVED R2 LOWER INNER CHORD. RECEIVED NEW R2 INNER LOWER CHORD MAT ID PO# 1122020.1 IAW B737-800 SRM 51-40-02 DWG# 147A8501 INSTALLED NEW R2 LOWER INNER CHORD IAW B737-800 SRM 51-40-02 DWG# 147A8501.