What was found
LEFT FMC FAILED UNABLE TO RESET PER QRH. GROUNDED - YES. ACCOMPLISHED LEFT FMC BITE WITH NO CURRENT FAULTS REF FIM 34-61-00-810-801 , FAULT HISTORY SHOW LEFT FMC FAIL- PGM FAULT. ALL CHECKS NORMAL REF FIM 34-61 TASK 801.
- Difficulty date
- September 28, 2018
- Submitted
- October 1, 2018
- Operation
- Air carrier
- Aircraft
- N481AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44106
- Aircraft time
- 12,650 hours, 4,263 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Fmc
- Condition
- Malfunctioned
- Location
- Cockpit
- Stage of operation
- NR
- 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.