Service difficulty report · Engine · Boeing 777222

Difficulty date
July 7, 2015
Submitted
July 13, 2015
Operation
Air carrier
Aircraft
N779UA
Make and model
Boeing 777222
Aircraft serial
26941
Aircraft time
75,393 hours, 13,273 cycles
Engine
Pwa PW4077
Engine time
75,393 hours, 13,273 cycles
Part
Engine
Condition
Making Metal
Location
Nr 1
Stage of operation
IN
How discovered
O
Nature of condition
Y
Precautionary procedure
O

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

What was found

CREW REPORTS AFTER LT ENG SURGE & RUNNING THE PROPER CHECK LIST DURING THROTTLE ADVANCE, ENG SHUTDOWN. AFTER SHUTDOWN, N1 &N2 INDICATED THEY WERE TURNING OIL PRESS AT 17 PSI & TEMP 85 DEGREES. CONFIRMED METAL IN THE TAIL PIPE & EGT EXCEEDENCE. REPLACED NR 1 ENG IAW AMM 71-00 -08 & 71-00-02. OPERATIONS CHECKED GOOD, NO FAULTS. NO LEAKS ON IDLE ENG RUN.