As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER LEAVING BHM THE CREW RECEIVED A LEFT BLEED WARNING MESSAGE. / NO CURRENT FAULT FOUND. IN FAULT HISTORY FOUND B1 CODE 349536. TROUBLESHOT IAW CRJ 900 FIM 36-21-01-810-813. FOUND MT137 BLEED LOOP TOUCHING AIR DISTRIBUTION DUCT. ADJUSTED DISTANCE, PRESSURIZED AIR-CONDITIONING SYSTEM & WAITED 10 MINUTES. NO WARNING OR STATUS MSG DETECTED