What was found
AFT CARGO COMPARTMENT 'Z' CHANNEL ANGLE CORRODED AROUND ANCHOR NUTS BETWEEN FSTA 727C & 727D LBL-21<[01] FOUND EXFOLIATED CORROSION OUT OF LIMITS AT AFT CARGO COMP L/H Z CHANNEL BETWEEN STA 727C - 727D PER REF SRM 53-00-53-1A-2.;[02] LOCATED AND DRILLED NEW L/H Z CHANNEL FROM STA 727-847 PER REF 51-40-05-0G-0. MATERIAL USED BAC1496-377 7075T PO#2006488.;[03] VERIFIED STEP 1 AND 2. <BR>OK TO TREAT AND PRIME AT NEW LH ZCHANNEL FROM STA 727 TO STA 847.;[04] TREATED AND PRIMED NEW L/H Z CHANNEL PER AMM 51-21-41-370-802 AND AMM 51-21-72-370-804;[05] VERIFIED STEP 4. <BR>OK TO INSTALL NUT PLATES AT LH ZCHANNEL.;[06] INSTALLED NEW NUTPLATES AT NEW L/H Z CHANNEL; PER SRM 51-40-10-2R-0;[07] VERIFIED STEP 6;[08] TASK C/W