What was found
DECLARED EMERGENCY, INFLIGHT SHUTDOWN, AIR TURNBACK. DURING CLIMB POSSIBLE COMPRESSOR STALL OF NR 1 ENGINE, FOLLOWED BY SEVERE VIBRATION. REMOVED AND REPLACED NR 1 ENGINE PER MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DECLARED EMERGENCY, INFLIGHT SHUTDOWN, AIR TURNBACK. DURING CLIMB POSSIBLE COMPRESSOR STALL OF NR 1 ENGINE, FOLLOWED BY SEVERE VIBRATION. REMOVED AND REPLACED NR 1 ENGINE PER MM.