As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAS - DURING TAXI TO GATE, SMOKE OBSERVED IN RIGHT AFT LAVATORY. DETERMINED TO BE ELECTRICALLY SHORTED WATER HEATER CAUSE BY LEAKING HEATER ASSEMLBY HOSE. TURNED OFF ALL AIRCRAFT ELECTRICAL POWER DURING REMAINDER OF TAXI. REPLACED WATER HEATER. (M)