Service difficulty report · Blades · Boeing 777222

Difficulty date
January 25, 2011
Submitted
January 26, 2011
Operation
Air carrier
Aircraft
N799UA
Make and model
Boeing 777222
Aircraft serial
26926
Aircraft time
56,709 hours, 8,257 cycles
Engine
Pwa PW4090
Engine time
39,764 hours, 5,283 cycles
Part
Blades
Part number
52A241
Part serial
CBDUBT1081
Condition
Damaged
Location
Nr 7
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

NR 2 ENG, NR 7 FAN BLADE HAS A DENT ON THE AFT SIDE OF BLADE, APPROX 23" FROM SPINNER, APPROX 1.5" FROM L/E AND IS APPROX .5" IN DIAMETER AND .025" DEEP. REMEASURED DENT. DENT MEASURES .037 IN DEPTH. PREVIOUSLY REPAIRED REF UAL EVA P36 5-015A IAW MFG IEN05KC119E.