As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT WING INSIDE NR 4 SLAT LE ACTUATOR ATTACHED POINT IB AND OB RIB CRACKED. REMOVED RIBS AT LT WING NR 4 SLAT IB AND OB ACTUATOR ATTACHED POINT AND 1 CHANNEL IAW B727 SRM 51-30-5. TREATED AND PRIMED HOLES AND AREA IAW B727 SRM 51-10-2. INSTALED RIBS P/N 65-17276-9 PO NR 5070510 AND PO NR 6195101 P/N 65-17276-11 AND 1 CHANNEL PO NR 6195106 P/N 65-17276414 IAW B727 SRM 51-30-2 AND REINSTALLED RIBS AT NR 4 SLAT IAW B727 SRM 51-30-2.