What was found
MCN - MINOR REPAIR - DURING C-18 CHECK A FOUND UPPER SURFACE OF TAIL CONE DISBONDED 28 INCHES FROM FORWARD EDGE BS 1185 TO BS 1188, WL 289. MAINTENANCE PREPARED TAIL CONE UPPER SURFACE BS 1185 TO BS 1188, WL 289; PERFORMED BOND REPAIR IAW B737-300 SRM 51-70-16, FIG 21, 37, & 51, REPAIR 11.