What was found
DURING C-CHECK, AFT CABIN HAS CORROSION AT LWR WEB AT STA 1177 AND RBL 17. ROUTED OUT CORROSION AT LWR WEB AT STA 1172 AND RBL 17 AS PER B-727 SRM 51-40-2. INSTALLED DOUBLER REPAIR IAW B-727 SRM 51-40-2 FIGURE 1.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C-CHECK, AFT CABIN HAS CORROSION AT LWR WEB AT STA 1177 AND RBL 17. ROUTED OUT CORROSION AT LWR WEB AT STA 1172 AND RBL 17 AS PER B-727 SRM 51-40-2. INSTALLED DOUBLER REPAIR IAW B-727 SRM 51-40-2 FIGURE 1.