What was found
AVIONICS COMPARTMENT BATTERY RACK LONGITUDINAL SUPPORT ANGLE IS CRACKED FROM FRAME 15 TO FRAME 17. REMOVED ALL ACFT BATTERIES IAW AMM 24-31-11-4. REMOVED DRIP COVER SUPPORT WITH DRIP COVER IAW SRM 51-40-21, PARA 5, PG 7. REMOVED SUPPORT ANGLE IAW SRM 51-40-21, PARA 5, PG 7. LOCATED AND DRILLED NEW SUPPORT ANGLE PN A9242053522200, PO 675155.3. INSTALLED SUPPORT ANGLE IAW SRM 51-40-21, PARA 5, PG 7. INSTALLED ALL (3) ACFT BATTERIES IAW AMM 24-31-11-4. OPS CHECKED BATTERIES IAW AMM 24-31-00. INSTALLED BATTERIES DRIP COVER SUPPORT WITH DRIP COVER IAW SRM 51-40-21, PARA 5, PG 7.