SDR 2008UALA03550

Service difficulty report · Engine · Boeing 747422

Difficulty date: June 20, 2008
Submitted: July 1, 2008
Operation: Air carrier
Aircraft: N194UA
Make and model: Boeing 747422
Aircraft serial: 26892
Aircraft time: 44,607 hours, 5,085 cycles
Engine: Pwa PW4056
Engine time: 37,194 hours, 4,462 cycles
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Engine
Condition: Bird Ingestion
Location: Nr 2
Stage of operation: TO
How discovered: O
Nature of condition: C
Precautionary procedure: E, A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

BIRDSTRIKE TO NR 2 ENGINE. RTFL. CREW SUSPECTED A BIRDSTRIKE, AND SHUT THE ENGINE DOWN AS A PRECAUTION. BORESCOPE INSPECTION REVEALED NO CORE DAMAGE; BIRDSTRIKE DAMAGE CONFINED TO FAN BYPASS AREA. FIVE FAN BLADES WERE BENT FORWARD, WITH MINOR NICKS TO OTHER BLADES. REMOVED AND REPLACED THE FAN BLADE SET.