As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENROUTE, FLIGHT ATTENDANT REPORTED A SLIGHT ELECTRICAL ODOR IN THE AFT GALLEY AREA THAT TENDED TO BE INTERMITTENT. ODOR DISSIPATED DURING FLIGHT. FLIGHT CONTINUED AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE CHECKED THE AFT GALLEY AREA INCLUDING CONNECTOR PLUGS FOR BOTH AFT COFFEEMAKERS. NO DEFECTS NOTED. FOUND THE AFT RIGHT LAVATORY WATER HEATER OVERHEAT TRIPPED. REMOVED AND REPLACED AFT RIGHT LAVATORY WATER HEATER. OPERATIONAL CHECK AND LEAK CHECK GOOD.