What was found
ELECTRICAL ODOR IN CABIN. F/A'S TURNED OFF CABIN LIGHTS. NO C/B'S POPPED IN GALLEYS. NOTHING MELTING IN OVEN. RAN SMOKE/FUMES CHECKLIST. WITH LIGHTS OFF, IFF, PASSENGER AND CABIN UTIL POWER OFF, RECIRC FANS OFF, ODOR DISSIPATED. ACFT GROUNDED. DIVERSION - 46 MINUTES. R & R AC OUTLET UNIT, OPS CHECK GOOD. REF AMM 44-60-00.