What was found
DURING OP 15 MAINT CHECK, FOUND IN AFT CABIN RT SIDE, AT STA 980, LONGERON 16R, A FRAME REPAIR NOT APPROVED FOR THIS OPERATION. REPLACED FRAME SECTION PER DRAWING 9958238 AND SRM 53-03, FIG 32 SHEETS 1 TO 5, AND SRM 51-30-3 FOR RIVETS AND 51-30-5 FOR HI-LOKS.