Service difficulty report · Fan Blade · Boeing 777222

Difficulty date
December 3, 2009
Submitted
December 4, 2009
Operation
Air carrier
Aircraft
N788UA
Make and model
Boeing 777222
Aircraft serial
26942
Aircraft time
55,469 hours, 8,119 cycles
Engine
Pwa PW40903
Engine time
48,603 hours, 7,197 cycles
Part
Fan Blade
Condition
Bent
Location
Lt Engine
Part time
48,603 hours, 7,197 cycles
Stage of operation
IN
How discovered
V
Nature of condition
C
Precautionary procedure
K

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

What was found

ON ARRIVAL FOUND LEFT ENG FAN BLADE NR 18, NR 19 LEADING EDGE BENT DAMAGED BY FOREIGN OBJECT. CHECK FOUND ACOUSTIC LINERS HAVE DAMAGE TO AFT FAN EXIT GUIDE VANE ABOUT 9 O'CLOCK POSITION. REPLACED NR 1 ENG NR 18 & 19 BLADES. EMC WRKG ON EVA FOR INT REPAIR TO EXIT GUIDE VANES.