What was found
FLIGHT 5311 - EN ROUTE FROM CVG TO COS, N1 VIBE ON NR 1 ENGINE WENT TO 1.9. EMERGENCY DECLARED AND AIRCRAFT DIVERTED TO MCI AND LANDED SAFELY. REMOVED AND REPLACED ALL FAN BLADES ON NR 1 ENGINE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5311 - EN ROUTE FROM CVG TO COS, N1 VIBE ON NR 1 ENGINE WENT TO 1.9. EMERGENCY DECLARED AND AIRCRAFT DIVERTED TO MCI AND LANDED SAFELY. REMOVED AND REPLACED ALL FAN BLADES ON NR 1 ENGINE.