Service difficulty report · Bearing · Boeing 747422

Difficulty date
July 29, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N172UA
Make and model
Boeing 747422
Aircraft serial
24363
Engine
Pwa PW4056
Part
Bearing
Part number
2175221
Condition
Failed
Location
Fuel Pump
Part time
22,362 hours
Component
Argotec · 7203016
Stage of operation
CR
Nature of condition
J, X
Precautionary procedure
K

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

What was found

ENGINE FLAMEOUT. UNABLE TO RESTART. FUEL PUMP BEARING FAILURE CAUSED FUEL RUN SOLENOID SCREEN TO BECOME CLOGGED. ENGINE WAS REPLACED.