Service difficulty report · Valve · Boeing 777F

Difficulty date
June 14, 2025
Submitted
June 25, 2025
Operation
Air carrier
Aircraft
N761GT
Make and model
Boeing 777F
Aircraft serial
69033
Aircraft time
961 hours, 140 cycles
Part
Valve
Part number
MA30A1001
Part serial
AA858130D
Condition
Faulted
Location
Zone 400
Stage of operation
CR
How discovered
O
Nature of condition
X, 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

EICAS MESSAGE CHKLIST ENG FAIL LIGHT DISPLAYED FOLLOWED BY LT ENG AUTO SHUTDOWN. EICAS MESSAGE ENG FUEL VALVE LT DISPLAYED IN FLT. FOUND LT ENG FUEL SPAR VALVE CB TRIPPED & NOT RESETTABLE. R & R LT ENG FUEL SPAR VALVE ACTUATOR PER AMM 28-22-02 & AIPC 28-22-02-01. OPS CHKD GOOD. PERFORMED ENG RUN IAW AMM 71-00-00 TEST #5. ALL PARAMETERS NORMAL & FUEL SPAR INDICATION NORMAL. 5 MIN RUN ACCOMPLISHED. LT ENG FUEL SPAR VALVE ELECTRONIC CONTROL & INDICATION TEST PER AMM 28-22-00-216-801, NO DEFECTS NOTED. DVI OF ACCESSIBLE WIRING, FOUND NO DEFECTS IAW AMM 20-60-03. C/W INFLT WINDMILLING INSPECTION PER AMM 71-00-00-200-804-H01. VERIFIED OIL PRESSURE & 10 PSI AT SHUTDOWN & ENG DID NOT WINDMILL FOR 2 HRS. DMS PLUG CLEANED & ENG RUN FOR 5 MINS. ALL PARAMETERS NORMAL.

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