What was found
2S CHECK - DURING OPERATIONAL CHECK OF THE EMERGENCY GENERATING SYSTEM FAILED TEST. PERFORMED CONTINUITY CHECK AND FOUND OPEN CIRCUIT IN WIRING 2424-7902. REPLACED WIRE 2424-7902 IAW A320 AWM 24-24-03 , ESPM 20-48-14 , ESPM 20-53-22 AND PERFORM OPERATIONAL TEST, SYSTEM IS OK IAW A320 AMM 24-24-00-710-001-A.