SDR UIEA2025083001150

Service difficulty report · Solenoid · Boeing 74747UF

Difficulty date: August 30, 2025
Submitted: September 2, 2025
Operation: Air carrier
Aircraft: N408MC
Make and model: Boeing 74747UF
Aircraft serial: 29261
Aircraft time: 102,775 hours, 17,269 cycles
Engine: Ge CF680C2B5F
System (JASC): 7320 · Fuel Controlling System
Part: Solenoid
Part number: 2718799
Part serial: 0723
Condition: Faulted
Location: Nr 4 Engine
Stage of operation: TX
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

ENG 4 FUEL VALVE EICAS, ENG 4 FUEL VALVE STATUS, #4 ENG WOULD NOT SHUT DOWN UPON FUEL CONTROL SWITCHING OFF POSN. L13 CB FOUND IN OUT POSITION.(<P>R/R SOLENOID FUEL SOV PER AMM 73-21-20 & IPC 73-21-14-01 ITEM 67. PFM #4 ENG IDLE RUN CHK, NO LEAK FND.</P>)

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