SDR 0602426304

Service difficulty report · Wire · Boeing 747451

Difficulty date
November 12, 2006
Submitted
November 14, 2006
Operation
Air carrier
Aircraft
N664US
Make and model
Boeing 747451
Aircraft serial
23819
Aircraft time
73,279 hours, 9,188 cycles
Engine
Pwa PW4056
Engine time
58,678 hours, 7,378 cycles
Part
Wire
Condition
Chafed
Location
Nr 1 Engine
Stage of operation
AP
How discovered
O
Nature of condition
X
Precautionary procedure
O

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

What was found

DURING APPROACH NR 1 ENGINE FLAMED OUT. THE ENGINE WINDMILLED FOR APPROXIMATELY 10 MINUTES AND THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND CHAFFED WIRES AND TEST REVEALED LOW FUEL PRESSURE. REMOVED AND REPLACED FUEL METERING UNIT, FUEL PUMP, ELECTRONIC ENGINE CONTROL, REPAIRED WIRING, TESTED ENGINE AND RETURNED TO SERVICE.