As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMF- ON FLIGHT 2492 SMF TO SEA, DIVERTED TO PDX DUE TO ON GROUND (LEFT BLEED DUCT) WARNING MESSAGE CAME ON. BOTH PACKS SHUTDOWN. AFTER 10 SECONDS THE WARNING WENT OUT, FOLLOWED BY (LEFT BLEED DUCT) CAUTION MESSAGE. THE MANUAL BLEED PROCEDURES PRODUCED NO RESULTS. AIRCRAFT LANDED WITHOUT INCIDENT. RAN BLEED LEAK DETECTION TEST ON BOTH CHANNELS. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.