Service difficulty report · Fmc · Boeing 7378

Difficulty date
July 13, 2024
Submitted
July 18, 2024
Operation
Air carrier
Aircraft
N27255
Make and model
Boeing 7378
Aircraft serial
43440
Aircraft time
9,988 hours, 3,469 cycles
Part
Fmc
Condition
Faulted
Location
Dual
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

DUAL FMC RESET AT TOD 12NM W OF SLT. FMC RESTORED IN APPROX 30 S ECONDS REQUEST MEL FOR #1 FMC. DISPATCH DESK: 22 NAME: RW DATE: 12-JUL-24- NOC DESK: MAX NAME: KB DATE: 12-JUL-24-TOMC APPROVED FOR MEL 3461M PLACED #1 FMC ON ME PLACED IN #2 POSTION. STICKER INSTALLED. PERFORMED FMC OPS TEST WITH REF TO AMM 34-61-00-710-801 NO FAULTS FOUND. INTERROGATED FAULT HISTORY ON OMF AND FOUND MAINTENANCE MESSAGE 39-69001 *DM* DUE TO MSG 34-69001, SUGGEST FIM 34-61 TASK 836, SEE M/L FOR FMC 1 M1175, FMCS TRANSFER RELAYS R00475, & R00476, AS NEEDED. UPDATE SDR

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