As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRIOR TO BOARDING, SMOKE WARNING IN LAVATORY. CABIN FILLED WITH SMOKE. SHUTDOWN ACFT AND EVACUATED. NO FIRE NOTED IN LAVATORY. FORWARD GALLEY AIR CHILLER FAILED. REMOVED AND REPLACED FORWARD GALLEY AIR CHILLER UNIT IAW MM 25-34-51-400.