What was found
MAIN AVIONICS BAY FS 379.00 FRAME BETWEEN STR 20R AND STR 21R CORRODED FS 379.00 FRAME BETWEEN STGR 20R AND 21R IS EXFOLIATED. 100% MATERIAL LOSS. FOUND OUT OF LIMITS, REF CRJ700 SRM 53-21-23-101-003-A01. REMOVED AND INSTALLED NEW FS 379.00 FRAME FROM STGR 25R TO STGR 20R, REF CRJ700 SRM 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01 AND DWG NR SH670-32280 REV H. NO LEAKS NOTED. COMPLIED WITH 51-900-1002-SKY.