Service difficulty report · Engine · Boeing 747428

Difficulty date
August 30, 2024
Submitted
September 6, 2024
Operation
Air carrier
Aircraft
N919CA
Make and model
Boeing 747428
Aircraft serial
25302
Aircraft time
112,734 hours, 16,909 cycles
Engine
Ge CF680C2*
Engine time
113,352 hours, 15,526 cycles
Part
Engine
Condition
Faulted
Location
Nr 4
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
C

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

What was found

DURING TAKE-OFF ROLL, SHORTLY AFTER SELECTING "TOGA", ENGINE NUMBER 4 SHOWED RED EGT INDICATION AS AIRCRAFT VEERED SIGNIFICANTLY TO THE LEFT. LOW SPEED (APPROXIMATELY 40 KTS.) RTO CARRIED OUT. ENGINE NUMBER 4 WAS DETERMINED UNSERVICEABLE AND REPLACED PRIOR TO FURTHER OPERATIONS.