As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED. FLIGHT ATTENDANT'S IDENTIFIED AN ELECTRICAL SMELL IN OR AT AFT GALLEY / CABIN. MAINTENANCE ACCOMPLISHED CABIN AIR QUALITY TROUBLESHOOTING TASK CARD 26L00021001. FOUND AFT GALLEY CHILLER WARM. OPERATED AFT CHILLER EXTENSIVELY WITH NO ODOR NOTED. MAINTENANCE DETERMINED ODOR WAS DUE TO AFT GALLEY COFFEEMAKER, REPLACED OUTBOARD COFFEE MAKER PER AMM 25-35-15. ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.