What was found
DURING HEAVY CHECK MAINTENANCE FOUND CRACK FOUND ON VERTICAL STABILIZER TRAILING EDGE RIB 9/10. VERTICAL STABILIZER TRAILING EDGE RIB 9/10 REPLACED WITH NEW, IAW EMB 170 SRM 51-41-01 AND 51-41-02. A/C REMAINS IN CHECK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK MAINTENANCE FOUND CRACK FOUND ON VERTICAL STABILIZER TRAILING EDGE RIB 9/10. VERTICAL STABILIZER TRAILING EDGE RIB 9/10 REPLACED WITH NEW, IAW EMB 170 SRM 51-41-01 AND 51-41-02. A/C REMAINS IN CHECK.