What was found
L FMC FAILED JUST OVER ONE HOUR INTO THE FLIGHT. THE R FMC WAS OPERATIONAL. QRH FOLLOWED AND DUAL FMC OPS WERE RESTORED. GROUNDED - YES. PERFORMED FMC OPS TEST IAW B737-800 AMM 34-61-00-710-801. NO DEFECTS NOTED PS CK NORMAL.
- Difficulty date
- July 22, 2022
- Submitted
- July 25, 2022
- Operation
- Air carrier
- Aircraft
- N586AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35189
- Aircraft time
- 53,349 hours, 15,982 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Fmc
- Part number
- UNKNOWN
- Condition
- Intermittent
- Location
- Unknown
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.