What was found
DURING HEAVY MAINTENANCE, CORROSION: BRACKETS (2EA) AT FUSELAGE INTERNAL STRUCTURE FR86-87 STR27-28R ; REF TOMX NR 00593: R & R BRACKETS (2EA) AT FUSELAGE INTERNAL STRUCTURE BETWEEN FR86-87 STR27-28R IAW SRM 51-41-01 PAR 4, 51-41-02 PAR 4, 51-41-01 PAR 6, AND 51-41-02 PAR 6.