What was found
DD1 AFT INTERCOSTAL HAS SUSPECT CRACK, MARKED. C-CHECK RO 10/9/2020. REMOVED AND INSTALLED NEW INTERCOSTAL P/N 601R31902-318, REF CRJ900 SRM & DWG. NO LEAKS NOTED. COMPLIED WITH.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DD1 AFT INTERCOSTAL HAS SUSPECT CRACK, MARKED. C-CHECK RO 10/9/2020. REMOVED AND INSTALLED NEW INTERCOSTAL P/N 601R31902-318, REF CRJ900 SRM & DWG. NO LEAKS NOTED. COMPLIED WITH.