Service difficulty report · Heat Exchanger · Boeing 7878

Difficulty date
January 21, 2025
Submitted
January 24, 2025
Operation
Air carrier
Aircraft
N26910
Make and model
Boeing 7878
Aircraft serial
34826
Aircraft time
45,697 hours, 5,539 cycles
Part
Heat Exchanger
Condition
Not Seated
Location
Nr 1 Engine
Stage of operation
IN
How discovered
O
Nature of condition
W, K
Precautionary procedure
K

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

What was found

FUEL LEAK LEFT ENGINE ENG1 SN. 956875 (TSI= 15425). LOCAL MAINT REPORTED THAT FUEL STREAMING FROM RHS OF ENG1 MAIN FUEL OIL HEAT EXCHANGER FUEL LINE AND FOUND HEAT EXCHANGER NOT SEATED PROPERLY. REF IPD 79-21-01-03 ITEM 99 P/N 8103-024 (MFOH). AND AMM 79-21-01-00A-520A-A / -720A-A. FOR REPLACEMENT.

More about the Boeing 787-8