As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) A LEFT 14TH DUCT WARNING INDICATION WITH THE BLEED AIR DUCT AURAL WARNING WAS OBSERVED TRANSIENTLY AT FL210, THIS THEN CLEARED AND REAPPEARED AT FL290 AND STAYED ON. LEFT HAND ENGINE WAS SHUTDOWN AND AIRCRAFT LANDED UNEVENTFULLY. THE LEFT 14TH STAGE HEAT SENSING ELEMENT REPLACED.