What was found
DURING HEAVY MAINTENANCE: 8 SPOTS OF CORROSION ON WTBF LONGERON RBL 4.0 BETWEEN FR50-52; REF AVIANOR PROJ 102J-3, NR 3229, REPLACED WTBF LONGERON RBL 4.0 BETWEEN FR50-52 IAW ASRP BD500-A-J51-42-21-00AAA-078A-A.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE: 8 SPOTS OF CORROSION ON WTBF LONGERON RBL 4.0 BETWEEN FR50-52; REF AVIANOR PROJ 102J-3, NR 3229, REPLACED WTBF LONGERON RBL 4.0 BETWEEN FR50-52 IAW ASRP BD500-A-J51-42-21-00AAA-078A-A.