What was found
DURING HEAVY CHECK, RIGHT HAND LATERAL CONTROL SPOILER MIXER BRACKET HAS A .25 CRACK NOTED ON AFT SPOILER BRACKET ON AFT SIDE AT TRANSITION RADII BETWEEN THE LEGS AND BODY OF THE BRACKET INBOARD LEG. REPLACED WITH A NEW AND IMPROVED MIXER BRACKET P/N APH7275-517 PER MM 27-61-01. STOP MEASUREMENTS VERIFIED ON ENGINEERING ORDER. OPERATIONAL CHECK IS COMPLIED WITH ON ENGINEERING ORDER.