What was found
INSPECTION TYPE:C LEFT HAND WING FIXED LEADING EDGE SUPPORT RIB CRACKED STATION XOS431 C-CHECK FINDING. BOEING NO TECHNICAL OBJECTION (NTO) FOR 6 NON-REVENUE FLIGHTS REQUIRES PERMANENT REPAIR TO REVENUE FLT. LEFT NR 6 SLAT TRACK REMOVED PER AMM27-80-32 REV 50. LEFT WING SLAT TRACK NR 6 OUTBOARD RIB AREA QTY 4EA TUBINGS OUT FOR ACCESS PER AMM 20-10-01 REV 50. NEW RIB HOLES TRANSFERRED PER SRM 51-31-01 VOL 2 & PROTECTED PER SRM 51-21-01 VOL 2 & EN1220-06. TRUSS ROD & SUPPORT FITTING AT LT SLAT RIB 6 ARE REINSTALLED PER AMM20-50-02 REV 55.