Service difficulty report · Blades · Boeing 767322

Difficulty date
July 2, 2012
Submitted
August 10, 2012
Operation
Air carrier
Aircraft
N660UA
Make and model
Boeing 767322
Aircraft serial
27115
Aircraft time
83,091 hours, 13,269 cycles
Engine
Pwa PW4060
Engine time
75,857 hours, 9,419 cycles
Part
Blades
Condition
Damaged
Location
Nr 1 Engine
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

NR 1 ENGINE FAN CASE RUBSTRIPS DISBONDED FROM FAN CASE AROUND 900 POSITION WITH VISUAL MOVEMENT REPAIR AS REQUIRED. FOUND ALL SEGMENTS DISBONDED APPROX LAST RIB TO AFT EDGE, PER MM. NO DISBONDING PERMITTED. REPLACED ENGINE PER MM.