What was found
IAH - DURING C-CHECK INSPECTION, THE LEFT HAND FRAME BACK-UP SECTION AT STA 3600 ON THE LEFT NACELLE WAS FOUND CRACKED. MAINTENANCE REPAIRED THE FRAME BACK-UP SECTION USING A DOUBLER REPAIR IAW EMB-120 SRM 51-10-02, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. AIRCRAFT TT: 17,071.3 HOURS. CYCLES: 22,414. (X)