What was found
DURING HEAVY CHECK FOUND REAR INTERNAL FUSELAGE, RH GUSSET AT FR90 CORRODED. REMOVED AND REPLACED RH GUSSET AT FR90 IAW EMB 170/175 SRM 51-41-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK FOUND REAR INTERNAL FUSELAGE, RH GUSSET AT FR90 CORRODED. REMOVED AND REPLACED RH GUSSET AT FR90 IAW EMB 170/175 SRM 51-41-02.