SDR SWAA095605

Service difficulty report · Compressor Blade · Boeing 7377H4

Difficulty date: August 28, 2009
Submitted: September 1, 2009
Operation: Air carrier
Aircraft: N422WN
Make and model: Boeing 7377H4
Aircraft serial: 29826
Aircraft time: 27,568 hours, 15,694 cycles
Engine: Cfmint CFM567B22
Engine time: 27,568 hours, 15,694 cycles
System (JASC): 7230 · Turbine Engine Compressor Section
Part: Compressor Blade
Condition: Damaged
Location: Nr 2 Engine
Stage of operation: CR
How discovered: O
Nature of condition: R
Precautionary procedure: A, D

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

What was found

DECLARED EMERGENCY, COMPRESSOR STALL, NR 2 ENG AT 41,000 FEET. RECOVERED IMMEDIATELY. NO OVERTEMP NOTED. DESCENDED WITH ENGINE AT REDUCED THRUST. LANDED WITH NR 2 ENG AT IDLE. POST FLT REVEALED NO ABNORMALITIES (FOD) IN ENG. FOUND 3 HPC BLADES DAMAGED. REMOVED AND REPLACED NR 2 ENGINE PER MT.

More about the Boeing 737-7H4