Service difficulty report · Hmu · Boeing 7377H4

Difficulty date
July 28, 2026
Submitted
July 31, 2026
Operation
Air carrier
Aircraft
N932WN
Make and model
Boeing 7377H4
Aircraft serial
36639
Aircraft time
56,166 hours, 34,342 cycles
Engine
Cfmint CFM567B243
Part
Hmu
Condition
Faulted
Location
Zone 400
Stage of operation
TO
How discovered
O
Nature of condition
R, J
Precautionary procedure
C

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

What was found

NR 2 ENGINE WOULD NOT PRODUCE TAKEOFF THRUST. 87.4 N1 REQUIRED. 83.7 PRODUCED. R & R 773-11-00 FUEL PUMP PACKAGE PER TASK (REM/INST - FUEL PUMP PACKAGE) ON TTG8Q01DECXX. REQUIRES LEAK CHECK R&R 773-11-00 FUEL PUMP PACKAGE PER TASK (REM/INST - FUEL PUMP PACKAGE) ON TTG8Q01DECXX INSPECTED AND VERIFIED THE WORK PERFORMED ON CORRECTIVE ACTIONS #1 AND #2. NO DEFECTS NOTED.

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