What was found
UPON ENGINE SHUT DOWN ALL OVERHEAD MASKS DEPLOYED WITH AIR SYSTEM IN MANUAL AT AC POWER TRANSFER - NO FAULTS FOUND - UNABLE TO DUPLICATE
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
UPON ENGINE SHUT DOWN ALL OVERHEAD MASKS DEPLOYED WITH AIR SYSTEM IN MANUAL AT AC POWER TRANSFER - NO FAULTS FOUND - UNABLE TO DUPLICATE