Service difficulty report · Shaft · Boeing 73779P

Difficulty date
March 8, 2026
Submitted
March 11, 2026
Operation
Air carrier
Aircraft
N7827A
Make and model
Boeing 73779P
Aircraft serial
28255
Aircraft time
65,735 hours, 41,823 cycles
Engine
Cfmint CFM567B242
Part
Shaft
Condition
Sheared
Location
Fuel Pump
Component
Pump
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 DID NOT MAKE TAKEOFF POWER. PERFORMED THE FUEL PUMP IMPELLER SHAFT INSPECTION IAW M-26-173-00258. FOUND SHEARED SHAFT, REMOVED AND REPLACED NR 2 ENGINE FUEL PUMP AND HMU IAW MT 73-11-00. OPS & LEAK CHECKED GOOD. ACFT OK FOR SERVICE.

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