As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT REPORTED A RUBBER BURNING SMELL IN THE AFT GALLEY BY THE LEFT SIDE JUMPSEAT DURING DESCENT. THE SMELL CAME AND WENT SEVERAL TIMES IN FLIGHT. MAINTENANCE PERFORMED TROUBLESHOOTING PER TASK CARD 26L00021001 AND FOUND AFT GALLEY COFFEEMAKER #4 LEAKING WATER FROM CLEAR DRAIN TUBE TO HEATING PAD. AS A PRECAUTION MAINTENANCE REPLACED THE COFFEEMAKER PER AMM 25-35-15 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK WITH NO ISSUES NOTED.