Service difficulty report · Blades · Boeing 757222

Difficulty date
May 14, 2010
Submitted
May 14, 2010
Operation
Air carrier
Aircraft
N596UA
Make and model
Boeing 757222
Aircraft serial
28749
Aircraft time
48,241 hours, 13,447 cycles
Engine
Pwa PW2037
Engine time
60,952 hours, 21,051 cycles
Part
Blades
Condition
Missing
Location
Compressor
Stage of operation
IN
How discovered
V
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

WHILE INSPECTING 14TH STAGE BLADES THRU AP7. NOTICED 13TH STAGE BLADES HAS 2 BLADES WITH MISSING MATERIAL AT T/E AND TIP. APPEARS TO BE OVER THE .250 MAX IN IN BOTH DIRECTIONS. CF IS FOR NR 2 ENG S-N 726525. CONTACTED SAMC ENG CONTROLLER & ENGINEER AND BOTH AGREED FOR A 4 CYCLE FLYBACK WITH REVENUE. REPLACED ENGINE.