What was found
SCREW SHANK STUCK IN THE RH ATC L-BAND ANTENNA DOME NUT (MARKED). (C-CHECK RO 02/22/2026)REMOVED THE RH ATC L-BAND ANTENNA INNER DOUBLER. COMPLIED WITH REO 670-53-21-2810 DATED: 2026-02-08 REV: -A REPAIR FOR ELONGATED HOLE AND TOOLING & CORROSIOIN DAMAGE TO FUSELAGE SKIN AT ATC ATENNA BETWEEN FS 364.00 - FS379.00, STR 1R - STR 2R. REINSTALLED THE RH ATC L-BAND ANTENNA INNER DOUBLER AND REPLACED ALL 4 ATENNA DOMENUTS IN REFERENCE WITH THE CRJ-700 SRM 51-42-06. COMPLIED WITH TASK CARD 51-900-1002-SKY. COMPLETED M-337. ALL NDT'S COMPLIED WITH AND NOT DEFECTS NOTED AT THIS TIME. REF CP-31704290 FOR LEAK CHECK.