What was found
AFT CARGO BAY FWD OF PDU CONTROL PANEL, (FWD-DOWN) WIRING BURNED. SPLICED WIRES W710-301B, 3 01R, 301Y, W710-306B, 306R, 306Y WITH NEW WIRING PER BSWPM 20-30 -12. REPAIRED ALL WIRING. A/C RETURNED TO SERVICE. SUSPECT WIRING DAMAGED BY CARGO LOADING ACTIONS.