What was found
DURING THE B6 BASIC CHECK AT EAMS, CORROSION DAMAGE WAS DISCOVERED IN THE CORROSION DAMAGE ON THE CENTER FUSELAGE III REAR STRINGER 29L (P/N 170-91889-003) DURING INSPECTION IN THE AREA. EAMS REQUESTED AND RECEIVED APPROVED REPAIR DISPOSITION FROM RTS IN THE FORM OF ETD2019-170-107652-B AND ITS CORRESPONDING ANAC DER FORM. THIS EO IS BEING ISSUED TO PROVIDE INSTRUCTIONS TO ACCOMPLISH A PERMANENT REPAIR OF CORROSION TO THE STRINGER 29L BY SPLICING IN A NEW SECTION OF THE STRINGER PER ETD2019-170-107652-B. ACCOMPLISHMENT OF THIS EO HAS BEEN CLASSIFIED AS A MAJOR REPAIR BECAUSE THE STRINGER 29L IS A PSE AND THIS EO IS RESTORING STRENGTH. EO E175-53MR-436 IS BEING ACCOMPLISHED BY WO 2706137