What was found
JUST AFTER TAKEOFF F/A EXPERIENCED A BUMP AND SUBSEQUENTLY AN ELECTRICAL ODOR WAS NOTICED IN THE AFT GALLEY. ON INSP, 1 CART PIGTAIL P51 WAS FOUND TO BE HOT. THE CORD WAS DISCONNECTED AND UTILITY BUSS POWER RESET AND SERVICES TRIED ONE AT A TIME. NO FURTHER ODOR NOTICED SFO TOWER CONTACTED FOR ANY EVIDENCE OF TIRE DEBRIS. FOUND PIGTAIL POWER CORD IN BAD CONDITION. REPLACED PIGTAIL CABLE AND TESTED FOR VOLTAGE IAW MM, TESTS OK.