What was found
CREW REPORTED ODOR OF SMOKE IN AREA OF AFT GALLEY. ISOLATED RECIRCULATION, GASPER FAN AND AFT GALLEY EQUIPMENT, ODOR DISSIPATED. NO ODOR DETECTED IN AFT CREW REST AREA. RESTORED RECIRCULATION AND GASPER FAN, ODOR DID NOT RETURN. LEFT GALLEY EQUIPMENT UNPOWERED. DEBRIEFED CREW, CHECKED OVERHEAD PANELS, CHECKED WHEEL WELL, NO SMOKE, NO FRIED WIRES, NO EQUIP MESSAGES, NO FAULTS, CO-PILOT TURNED OFF RECIRCULATION FAN, TURNED BACK ON, ODOR WENT AWAY.