What was found
NR 1 ENGINE VIBRATION THEN EGT STARTED RAISING TOWARD UPPER LIMITS, ENGINE DID NOT RESPOND TO ENGINE EGT CHECK LIST, SO THE ENGINE WAS SHUT DOWN.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NR 1 ENGINE VIBRATION THEN EGT STARTED RAISING TOWARD UPPER LIMITS, ENGINE DID NOT RESPOND TO ENGINE EGT CHECK LIST, SO THE ENGINE WAS SHUT DOWN.