As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW REPORTED, THAT THE NR 2 HOT WATER CONTAINER SMELLS LIKE BURNING PLASTIC WHEN HEATED. ALSO, THAT THE ODOR ORIGINATED FROM THE PLUG IN CONNECTION ON THE BACK OF THE CONTAINER. MAINTENANCE INSPECTED THE AIRFRAME HOT WATER CONTAINER SOCKET, NO DISCREPANCIES FOUND. THE CONTAINER WAS REMOVED FROM THE AIRCRAFT WITH NO FURTHER PROBLEMS NOTED.