What was found
DURING BASIC CHECK IN BNA, CHAFE DAMAGE WAS DISCOVERED ON THE LH WING LEADING EDGE SKIN FROM RIB 10 TO RIB 11. REFERENCE ETD2019-170-144368 FIGURE 1 FOR DAMAGE LOCATION AND DETAILS. EAMS REQUESTED AND RECEIVED PERMANENT REPAIR DISPOSITION IN THE FORM OF ETD2019-170-144368. THIS EO IS BEING ISSUED TO PROVIDE INSTRUCTIONS TO ACCOMPLISH THE PERMANENT REPAIR OF THE CHAFE DAMAGE LOCATED ON THE P/N 190-31949-021 LEADING EDGE SKIN FROM RIB 10 TO RIB 11 ON THE LH WING. THE DAMAGE WILL BE REPAIRED BY BLEND-OUT AND DOUBLER INSTALLATION PER ETD2019-170-144368. BECAUSE THE LH WING LE SKIN IS A PSE AND THIS REPAIR IS RESTORING STRENGTH, ACCOMPLISHMENT OF THIS EO HAS BEEN CLASSIFIED AS A MAJOR REPAIR. EO E175-57MR-017 REV IR IS BEING ACCOMPLISHED BY WO 2763505