SDR HALA2018031600108

Service difficulty report · Fmc · Boeing 76733A

Difficulty date: March 15, 2018
Submitted: March 16, 2018
Operation: Air carrier
Aircraft: N580HA
Make and model: Boeing 76733A
Aircraft serial: 28140
Aircraft time: 58,539 hours, 10,853 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Part number: 4052506955
Part serial: 87040786
Condition: Failed
Location: Left
Part time: 25,318 hours, 4,529 cycles
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: A

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

What was found

LEFT FMC FAILED IN FLT. PERFORMED FIM 34-61, FAULT TREE 857. NO FAULTS AT THIS TIME. AS A PRECAUTION, REMOVED AND REPLACED THE LEFT FMC IAW AMM 34-61-01. ALL APPLICABLE CROSS LOADS COMPLIED WITH. OK FOR SERVICE. AIRCRAFT DIVERTED TO THE CLOSEST AIRPORT, WHERE AN UNEVENTFUL LANDING WAS MADE.

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