What was found
LEVEL 2 CORROSION AFT AVIONICS RACK GUSSET AT FR90. REMOVED AFT AVIONICS RACK GUSSET, FABRICATED NEW PART IAW EMB 170 SRM 51-31-00 AND INSTALLED IAW EMB 170 SRM 51-41-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEVEL 2 CORROSION AFT AVIONICS RACK GUSSET AT FR90. REMOVED AFT AVIONICS RACK GUSSET, FABRICATED NEW PART IAW EMB 170 SRM 51-31-00 AND INSTALLED IAW EMB 170 SRM 51-41-02.