What was found
NR 4 GAUGE COPPER WIRE DAMAGED DUE TO ELECTRICAL SHORT WITH E&E DOOR CONTACT. NR 4 GAUGE COPPER WIRE IS JUST TO THE RIGHT OF E&E DOOR OPENING TOWARDS THE FWD SIDE. APU POWER WIRE ETOPS CRITICAL SYSTEM. SPLICED IN FOOT LONG SECTION OF 4 GAUGE WIRE INTO APU POWER CABLE. SPLICE IS IN BUNDLE JUST TO THE RIGHT OF THE E&E DOOR, UNDER DOOR WHEN OPENED. OPS CHECK OK ON APU AND EXTERNAL POWER. REPLACED SPLICE BY E&E DOOR FOR WIRE W230-14 AND RAN NEW WIRE TO K114 EXTERNAL POWER CONTACTOR, RELUGGED. OPERATIONAL TESTS NORMAL.