As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRONG ELECTRICAL SMELL COMING FROM THE COFFEE HEATER IN THE GALLEY. UPPER CANNON PLUG SHOWS SIGNS OF ARCING. DISCONNECTED CANNON PLUG AT UPPER COFFEE WARMER AND TURNED OFF. PLACED ON MEL. MEL CLEARED BY REPLACING THE AIRCRAFT COFFEE JUG FEMALE CONNECTOR, OPERATIONAL CHECKS GOOD.