Service difficulty report · Pump · Boeing 7377H4

Difficulty date
June 10, 2025
Submitted
May 23, 2026
Operation
Air carrier
Aircraft
N919WN
Make and model
Boeing 7377H4
Aircraft serial
36625
Aircraft time
55,309 hours, 33,263 cycles
Engine
Cfmint CFM567B242
Part
Pump
Condition
Failed
Location
Zone 400
Stage of operation
DE
How discovered
O
Nature of condition
R, Y, J
Precautionary procedure
E, A

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

What was found

FAIL MSG ON NR 1 ENG INDICATIONS ON LOWER MFD. THE CAPT. REPORTED THAT DURING CRUISE HE HAD THE ENG FAIL MSG ON THE LOWER MFD, WITH NO ENGINE PARAMETER ISSUES & NO LOSS OF THRUST, CAPT. FOLLOWED THE QRH PROCEDURE AND SHUT THE ENGINE DOWN N FLT. R & R HMU AND FUEL PUMP IAW MT 773-11-00 OPS & LEAK CHECKED GOOD.

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