What was found
WHILE AIRCRAFT WAS IN FOR HEAVY CHECK, MAINTENANCE FOUND THE PREVIOUS TRIPLER REPAIR AT FR 88-89 & STGR'S 21R - 22R TO HAVE SUBSTANDARD WORKMANSHIP. MAINTENANCE REMOVED AND REPLACED TRIPLER REPAIR AT FR 88-89 & STGR'S 21R - 22R. PERFORMING A MAJOR REPAIR IAW EMB 175 SRM 51-23-02, 51-41-02, 51-40-02, 51-23-04, 51-42-01, 51-43-03, 51-43-01, 51-23-05, 51-23-06 & ETD'S 2011-170-107290, 2011-170-106885 REV A & 2011-170-106885 REV B. REF. FABRICATED PARTS USING 2024T3 .063 PO# 025351-2011, 2024T3 .040 PO# 024093-2011 AND 2024T3 .071 PO# 025351-2011. P/N'S 170-66138-003, STRINGER, 170-91904-001, SHEAR CLIP AND 170-66719-001, SHEAR CLIP. AIRCRAFT IS CURRENTLY STILL OUT OF SERVICE FOR HEAVY CHECK COMPLETION.