Service difficulty report · Engine · Boeing 7377H4

Difficulty date
March 26, 2026
Submitted
March 30, 2026
Operation
Air carrier
Aircraft
N903WN
Make and model
Boeing 7377H4
Aircraft serial
32457
Aircraft time
58,971 hours, 35,785 cycles
Engine
Cfmint CFM567B242
Part
Engine
Condition
Oil Consumption
Location
Left
Stage of operation
TX
How discovered
O
Nature of condition
F, J
Precautionary procedure
D

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

What was found

DURING TAXI OUT; AIRCRAFT BEHIND REPORTED CONTINUOUSE FLAME VISIBLE FROM LEFT ENGINE EXHAUST<[01] C/W FIM 71-05 TASK 811. FOUND OIL ACCUMULATION IN THE #1 ENGINE EXHAUST NOZZLE AND CENTER PLUG. NO FUEL ACCUMULATION NOTED. OIL CONSUMPTION AND OIL PRESSURES FOUND TO BE WITHIN LIMITS PER ENGINEERING; OIL CONSUMPTION .26 QTS/HR AVERAGE FOR 200 FLIGHT HOURS. C/W VENTS AND DRAIN INSPECTION PER AMM 71-71-00. PERFORMED IDLE POWER LEAK CK PER AMM 71-00-00. NO DEFECTS NOTED AND ALL ENGINE PARAMETERS NORMAL.

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