Service difficulty report · Sensor · Boeing 777222

Difficulty date
August 16, 2015
Submitted
August 20, 2015
Operation
Air carrier
Aircraft
N204UA
Make and model
Boeing 777222
Aircraft serial
28713
Aircraft time
73,316 hours, 9,960 cycles
Engine
Pwa PW40903
Engine time
74,355 hours, 10,081 cycles
Part
Sensor
Condition
Faulty
Location
Rt Engine
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
A

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

What was found

AFTER TAKEOFF GOT RT ENG HIGH OIL TEMP EICAS MSG, MAX TEMP OBSERVED 165 AFTER THROTTLE BACK TEMP REDUCED, FOLLOWED FM. RETURNED TO FIELD IAW FIM 71-05 TASK 829 FOR OIL TEMP RELATED TROUBLESHOOTING. REPLACED OIL TEMP SENSOR, REPLACED FUEL SERVO HEATER & REPLACED FUEL OIL COOLER ASSEMBLY. RUNS AT 1.2 EPR FOR 15 MINUTES, ENG TEMPS WITHIN LIMITS. ACFT OK FOR SERVICE.