Service difficulty report · Fmc · Boeing 75733N

Difficulty date
March 26, 2024
Submitted
March 28, 2024
Operation
Air carrier
Aircraft
N57862
Make and model
Boeing 75733N
Aircraft serial
32586
Aircraft time
61,610 hours, 18,280 cycles
Part
Fmc
Part number
4052506955
Part serial
97039107
Condition
Failed
Location
Right
Part time
93,287 hours, 22,511 cycles
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

RIGHT FMC FAIL LIGHT IS ON LP 7452038 MEL 3461AK WAS CLEARED. MUST REPLACE R FMC REF AMM34-61-01-024-001-002 UNLOCKED TO CLEAR WITH R FMC R&R FMC IN SFO WITH TT# 1524492 AC 0862 REF IPC EQUIPMENT AND SOFTWARE INSTL- MAIN ELECTRONICS EQPT CTR FMC REFERENCE: CYC CB NO HELP REQUEST MEL COMPLIED WITH MEL 34-61-01-08. RIGHT FMC FAIL DEFERRED REF MEL 3461AK. COMPUTER, FLT M OFF 19-3461-9-0004 9107 ON 0000 COMPUTER, FLT M OFF 19-3461-9-0004 9107 ON 19-3461-9-0004 9498 RPLD R FMC COMPUTER REF AMM 34-61-01-424-005-002 AND VERIFIED ALL SOFTWARES ARE IDENTICAL TO FMC L (OP PROGRAM, OPC, AMI, FIDO, & NAV DATABASE). REF GMM 5-35-40, PERFORMED CAT LLL CHECK TEST 30 AT THE MCDP AND TEST PASSED. FULL CAT LLL CAPABILTIES ADD EMP:U076986,U410201 RESTORED.

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