Service difficulty report · Engine · Boeing 78710

Difficulty date
August 23, 2025
Submitted
August 25, 2025
Operation
Air carrier
Aircraft
N12010
Make and model
Boeing 78710
Aircraft serial
40926
Aircraft time
24,751 hours, 3,269 cycles
Engine
Ge GENX1B54
Engine time
2,767 hours, 335 cycles
Part
Engine
Condition
Overtemp
Location
Nr 2
Stage of operation
CL
How discovered
O
Nature of condition
M, J
Precautionary procedure
A

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

What was found

ENGINE LIMIT EXCEED CAUTION RT ENG EXCEEDED AN OPS LIMIT. AMBER LIMIT FOR EGT OR RED LINE FOR EGT, N1 AND N2, & RT ENG RUNNING. DB ELECT EC CHANNEL A. ENG NR 2 EGT OVERTEMP IAW AMM OVERTEMP INSP, EXCEEDANCE IS IN AREA A. HPT BOROSCOPE PERFORMED WITH NO FINDINGS. RT ENG EGT EXCEED ON CLIMBOUT, FOUND MX MSG 73-31732 PER FIM TASK DMC-B787-A-G77-20-F1-40A-421A-A. PERFORMED OVERTEMP INSPECT & AMM DMC-B787-A-G71-00-00-37A-280A-A & FOUND PER FIG 4 OVERTEMP WAS 1065 DEGREES FOR .42 SEC WHICH FALLS IN AREA A. ACCOMPD GVI OF NR 2 ENG INLET & EXHAUST, FOUND NO LOOSE MATERIAL OR DAMAGE IAW STEPS DMC-B787-A-G71-00-00-37A-280A-A, 1.B.2.C.1, PERFORMED BOROSCOPE INSP OF HPT STG 1 BLADES #2 ENG IAW DCM-B787-A-G72-00-00-09B-280C, NO DAMAGE. TURBINE SECTION SPECIAL DETAILED INSPECTION IAW AMM DMC-B787-A-G72-00-00-09B-280C-A. C/W OVERTEMP INSPECT IAW AMM B787-A-G71-00-00-37A-280A-A. NO DEFECTS.

More about the Boeing 787-10