Service difficulty report · Engine · Boeing 777222

Difficulty date
July 8, 2015
Submitted
July 10, 2015
Operation
Air carrier
Aircraft
N771UA
Make and model
Boeing 777222
Aircraft serial
26932
Aircraft time
78,764 hours, 13,979 cycles
Engine
Pwa PW4077
Engine time
53,565 hours, 10,139 cycles
Part
Engine
Condition
Making Metal
Location
Nr 1
Stage of operation
DE
How discovered
O
Nature of condition
J
Precautionary procedure
E

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

What was found

ON DESCENT, APPROX 20,000 FT EICAS CAUTION SOUNDED, INDICATING LOW OIL PRESS ON LT ENG. OIL QTY INDICATION READ ZERO. ENG 1 SHUTDOWN & EMER DECLARED. DRAINED 5 QTS REMAINING OIL FROM GEARBOX. NO DEBRIS FOUND ON THE CD`S. OIL FILTERS REPLACED & ALSO PULLED CHIP DETECTORS NO METAL NOTED. DURING WALK AROUND FOUND FINE METAL PARTIALS IN EXHAUST AREA. ENG CHANGE SCHEDULED.