What was found
CLIPS ON FWD AND AFT FORMERS @ FS 320 AND 338 ARE CORRODED AND REQUIRE REPLACEMENT. REMOVED 4 EACH CORRODED CLIPS. LOCATED, DRILLED AND INSTALLED NEW CLIPS, 2 EACH P/N: 600-31902-275 AND 600-31902-276, IAW CRJ 700/900 SRM 51-40-11-001-001-A01, 51-42-06-001-001-A01 AND 51-42-21-001-001-A01 REV. 38 DATED JUL/25/2020.