As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HOU - FLT 3812 - CREW REPORTED A LEFT BLEED DUCT WARNING AFTER TAKEOFF. AN EMERGENCY WAS DECLARED AND AIRCRAFT WAS RETURNED TO HOU. THE BLEED SELECTED MESSAGE WENT OUT. MAINTENANCE REMOVED AND REPLACED THE LEFT WING ANTI-ICE VALVE IAW CRJ MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)