Service difficulty report · Engine · Boeing 777222

Difficulty date
November 1, 2015
Submitted
November 6, 2015
Operation
Air carrier
Aircraft
N799UA
Make and model
Boeing 777222
Aircraft serial
26926
Aircraft time
77,233 hours, 10,665 cycles
Engine
Pwa PW40903
Part
Engine
Condition
Overtemp
Location
Nr 1
Stage of operation
CL
How discovered
O
Nature of condition
M, R
Precautionary procedure
A

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

What was found

DURING CLIMB NR 1 ENG HAD EGT EXCEEDANCE, CREW REPORTS IN THE MID 700`S. AHM SHOWS 710.5. DURING CLIMB & HOLDING PATTERN ENG WOULD ONLY PROVIDE 1/3 AMOUNT OF POWER AS RT ENG. REPLACED ENG IAW 71-00 -02. REMOVAL REQUIRED FOR HPT AIRFOILS METALLOGRAPHIC ANALYSIS DUE TO OVER TEMP DURING OPERATION. RUNS COMPLETE & ACFT IS RELEASED.