What was found
CORROSION MULTIPLE SPOTS AT AFT CARGO FLOOR STRUCTURE RT Z CHANNEL FROM STA 727D TO STA 767.<[01] RIGHT Z CHANNEL FOUND OUT OF LIMITS; TO BE REPLACED ON TASKCARD TTG8Q00VJ8P9. CORRECTION TO STEP 1: REMOVED CORROSION FROM AFT CARGO RT 'Z' CHANNEL FROM STA 727D TO STA 767 AS PER SRM 51-10-02-0G-0. CHECKED LIMITS OF REWORKED AREA ORIGINAL THICKNESS: .040' MATERIAL REMOVED: .003' MATERIAL REMAINING: .037' AREA FOUND TO BE WITHIN LIMITS PER SRM 53-00-53-1A-2. BUT RIGHT Z CHANNEL WAS FOUND OUT OF LIMITS ON TASKCARD TTG8Q00VJ8P9 AND TO BE REPLACED.;[03] VERIFIED STEP 2.