As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT NOT GROUNDED: PILOT REPORTS COCKPIT SMOKE LIGHT CAME ON MOMENTARILY, F/A REPORTED THE AFT RIGHT LAV SMELLS LIKE BURNING RUBBER BUT COULD NOT CONFIRM ANYTHING REALLY. MAINTENANCE REMOVED AND REPLACED AFT RH LAV WATER HEATER IAW AMM 38-13-01. NO FURTHER ODOR NOTED.