SDR 2000UALA00267

Service difficulty report · Blade · Boeing 737322

Difficulty date: May 17, 2000
Submitted: October 4, 2000
Operation: Air carrier
Aircraft: N389UA
Make and model: Boeing 737322
Aircraft serial: 24664
Aircraft time: 29,996 hours, 19,974 cycles
Engine: Ge CFM56*
Engine time: 37,150 hours
System (JASC): 7220 · Turbine Engine Air Inlet Section
Part: Blade
Condition: Bird Strike
Location: Nr 1 Engine
Stage of operation: NR
How discovered: O
Nature of condition: C
Precautionary procedure: A

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

What was found

RETURNED TO TUS DUE TO A NR 1 ENGINE BIRD STRIKE. *S/D* INSPECTION REVEALED 3 DAMAGED FAN BLADES AND MIDSPAN SHROUD OVERLAP ON THE FAN BLADES. BORESCOPE INSPECTION OF HIGH PRESSURE COMPRESSOR WITH NO LIMITING DEFECTS. THREE FAN BLADE PAIRS WERE REPLACED AND NO FURTHER EVENTS NOTED.