What was found
MAIN AVIONICS INTERCOSTAL 20R HAS CORROSION BETWEEN FS319 - FS333 (C-CHECK RO 07/02/2026)MAIN AVIONICS INTERCOSTAL 20R HAS CORROSION AT FASTENERS LOCATION. DAMAGE IS NOT ALLOLWED WITHIN A 2D RADIUS OF A FASTENER THEREFORE FOUIND TO BE OUT OF LIMITS REF CRJ-900 SRM 53-21-23-101-002-A02 (REPLACE PART)INSTALLED NEW MAIN AVIONICS INTERCOSTAL 20R BETWEEN FS319 - FS333. IAW. CRJ900 SRM 51-42-06-001-001-A01, CRJ900 SRM 51-42-21-001-001-A01 AND DWG SH670-31950 REV. Y. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY