What was found
DURING MBV INSPECTION, FOUND FRAME 23 PREVIOUS REPAIR, BETWEEN STRINGERS 16R & 15R CRACKED. ACFT WAS REMOVED FROM SERVICE FOR MBV INSPECTION & WILL BE RETURNED TO SERVICE AFTER MBV INSPECTION. R & R FRAME 23 PREVIOUS REPAIR IAW SRM 53-00-04 REPAIR 3. REPAIR MATERIALS L ANGLE, AL 7475-T761 .040.