What was found
EMERGENCY LIGHT AT 13, 17 AND 21 ABC ARE OUT. FOUND SHORTED WIRES TO AISLE LIGHT AT SEAT 25ABC, CAUSING EPSU TO SHORT OUT WHEN EMERGENCY LIGHTS TURNED ON. REPAIRED SHORTED WIRES WITH A SPLICE, TAPED AND SECURED BUNDLE. REMOVED AND REPLACED EPSU PER AMM 33-51-38, OPS CHECK OF EMERGENCY AISLE LIGHTS NORMAL.