Service difficulty report · Blades · Boeing 777222

Difficulty date
May 1, 2011
Submitted
May 5, 2011
Operation
Air carrier
Aircraft
N783UA
Make and model
Boeing 777222
Aircraft serial
26950
Aircraft time
62,875 hours, 9,016 cycles
Engine
Pwa PW40903
Engine time
54,817 hours, 7,937 cycles
Part
Blades
Part number
PW4903
Part serial
222052
Condition
Damaged
Location
Hp Compressor
Part time
54,817 hours, 7,937 cycles
Stage of operation
IN
How discovered
B
Nature of condition
O
Precautionary procedure
K

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

What was found

NR 2 ENGINE FOUND MOST HPC STAGE 13 AND 15 BLADES WITH L/E IMPACT DAMAGE. BLADES EXCEED LIMITS IN AREAS 'A','B','C' AND 'E' THAT ARE ALLOWED. PIC'S POSTED & OPBLM & SFOEP CONTACTED. REMOVED NR 2 ENGINE. INSTALLED ENGINE IN POSITION NR 2.