What was found
FRETTING CORROSION NOTED ON STIFFENER P/N: 601R32026-131 AT FS 559 BETWEEN LBL 7 AND LBL 38. CORROSION WAS REMOVED THROUGH BLENDING WITH RESULTING MATERIAL THICKNESS BEING LESS THAN PERMITTED PER SRM 53-00-00. ENGINEERING RESOLUTION WAS SOUGHT AND THE AREA REPAIRED PER ENGINEERING AUTHORIZATION AWAC-CRJ253-02050 REV. IR, DATED JUNE 15, 2024. ***** AIRCRAFT REMOVED FROM SERVICE ***** CORROSION REMOVED AND AREA REPAIRED IN ACCORDANCE WITH EA AWAC-CRJ253-02050 REV. IR, DATED JUNE 15, 2024.