What was found
"OPEN" - DURING MAINTENANCE CHECK FLIGHT, THE #1 ENGINE EXPERIENCED A HIGH VIBRATION AND SHUTDOWN WITH SUDDEN STOPPAGE .AIRCRAFT RETURNED TO BASE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
"OPEN" - DURING MAINTENANCE CHECK FLIGHT, THE #1 ENGINE EXPERIENCED A HIGH VIBRATION AND SHUTDOWN WITH SUDDEN STOPPAGE .AIRCRAFT RETURNED TO BASE.