What was found
WHILE ACCOMPLISHING TC 78472000 NR 2 ENGINE S/N 963292 FOUND FAN DUCT PANEL NR 12 AFT O/B FASTENER PULLED THRU PANEL. GROUNDED - YES. REMOVED NR 2 ENGINE REF T/C 78471000 FOR ACCESS TO FAN DUCT PANEL NR 12 INSERT REPLACEMENT. REMOVED AND REPLACED KEY-LOCKED INSERT FOR NR 12 FAN DUCT PANEL AFT O/B FASTENER PER CFM56-7 SPM 70-42-13. INSTALLED SERVICEABLE FAN DUCT PANEL 11 O'CLOCK POSITION ALF PER AMM 72-23-07-400-801-F00. REINSTALLED & TESTED NR 2 ENGINE S/N 963292 PER TASK CARD 78471001.