As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OAK - AFTER ARRIVAL AT GATE OF FLT 102, CREW REPORTED SMOKE IN THE RT AFT LAVATORY. FOUND POTABLE WATER LINE HEATING ELEMENT BURNED UNDER RT AFT LAVATORY SINK. SECURED ELEMENT, PULLED AND COLLARED AFFECTED CIRCUIT BREAKER'S AND SHUT OFF WATER TO SINK. REPLACED THE RT AFT LAVATORY POTABLE WATER LINE HEATING ELEMENT AND OPERATED NORMALLY. (M)