As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AIRCRAFT WAS IN FOR HEAVY CHECK, MAINTENANCE REPORTED A CRACK ON THE LT WING SLAT NR 2 O/B SLAT TRACK CUT OUT ON FIXED LEADING EDGE. MAINTENANCE ACCOMPLISHED REPAIR TO THE LT WING SLAT NR 2 O/B SLAT TRACK CUT OUT ON FIXED LEADING EDGE IAW SRM 57-49-01. AIRCRAFT IS CURRENTLY STILL OUT OF SERVICE FOR HEAVY CHECK COMPLETION.