What was found
DURING HEAVY CHECK, RT HORIZONTAL RIB 12 UPPER FLANGE IS CRACKED. MAINTENANCE R & R RT HORIZONTAL RIB 12 IAW SRM 51-41-01, 51-41-02, PN 170-62642-002, RIB 12,
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK, RT HORIZONTAL RIB 12 UPPER FLANGE IS CRACKED. MAINTENANCE R & R RT HORIZONTAL RIB 12 IAW SRM 51-41-01, 51-41-02, PN 170-62642-002, RIB 12,