Service difficulty report · Engine · Boeing 777*

Difficulty date
October 19, 2007
Submitted
October 23, 2007
Operation
Air carrier
Aircraft
N746AM
Make and model
Boeing 777*
Aircraft serial
32719
Aircraft time
7,217 hours, 884 cycles
Engine
Ge GE9085B
Engine time
7,217 hours, 884 cycles
Part
Engine
Part number
GE9094B
Part serial
900481
Condition
Overtemp
Location
Left
Part time
7,217 hours, 884 cycles
Stage of operation
TO
How discovered
O
Nature of condition
M, J
Precautionary procedure
C

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

What was found

CAPTAIN REPORTED THAT DURING TAKEOFF RUN THE LT ENGINE EGTS INDICATION EXCEEDED RED DIAL; CAPTAIN REDUCED THE THRUST RECOVERING NORMAL INDICATIONS. AT CDG, MAINTENANCE DETERMINED THAT EXCEED WAS WITHIN LIMITS IAW MM 71-00-00-613, REQUIRING BOROSCOPIC INSPECTION WITHIN 10 CYCLES. LATER, FIM PROCEDURE 73-22 TASK 819 WAS PERFORMED TO THE LT ENGINE AND OVER TEMPERATURE BOROSCOPIC INSPECTION WAS PERFORMED IAW MM 71-00-00-200-814-G00 AND 72-00-00-290-812G00, NO DAMAGES WERE FOUND. LT ENGINE WAS WASHED IAW MM 72-00-00-100-807-G00, AND THE POWER CHECK NR 7 WAS PERFORMED IAW MM 71-00-00-700-807-G00, ALL CORRECT.