Service difficulty report · Fadec · Boeing 7379

Difficulty date
January 21, 2023
Submitted
January 24, 2023
Operation
Air carrier
Aircraft
N933AK
Make and model
Boeing 7379
Aircraft serial
44098
Aircraft time
3,109 hours, 915 cycles
Engine
Cfmint LEAP1B21
Part
Fadec
Part number
2474M64P06
Part serial
LPBM1163
Condition
Faulted
Location
#1 Engine
Part time
3,109 hours, 915 cycles
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

ON TAKEOFF ROLL AT JUST PRIOR TO 80 KTS, THE MASTER CAUTION ILLUMINATED AND WE ABORTED THE TAKEOFF AT AROUND 100 KTS. THE #1 ENGINE ANTI-ICE COWL VALVE LIGHT WAS ON. ON THE ROLLOUT AT LOW SPEED WE NOTICED THE #1 ENGINE HAD FAILED. GROUNDED - YES. REMOVED AND REPLACED FMU REF B737-9 AMM 73-21-04-000/400-801-G00. REMOVED & REPLACED EEC CHANNEL A&B IAW AMM 73-21-05. ALL RELATED INST TESTS GOOD. PWR ASSURANCE TEST ACCOMP IAW AMM 71-00-00. (REF TSR713713 AND TSR713714)

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