As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT GALLEY COFFEEMAKER SMOKING AND SPARKING. *S/D* INSPECTED AREA WITH COFFEEMAKER ON, NO PROBLEMS. INSPECTED COFFEEMAKER AND MATING RECEPTACLE FOR SIGNS OF ARCING. CLEANED WET AREA AROUND COFFEEMAKER, NO CHAFING OR ARCING NOTED. REPLACED COFFEEMAKER PRECAUTIONARY PER MM 25-34-05, TESTS OK. NO WATER LEAKS NOTED. CAUSE UNKNOWN.