What was found
UPON REACHING CRZ ALT, R-FMC FAILED (VTK, NO MAP INFO). COMPLIED WITH FMC FAIL QRH. DUAL FMC OPS RESTORED. OPS NORMAL. GROUNDED - YES. PERFORMED B737-800 FIM 34-61 TASK 836. CYCLED FMC'S C/B'S . NO DEFECTS NOTED.
- Difficulty date
- February 20, 2022
- Submitted
- February 23, 2022
- Operation
- Air carrier
- Aircraft
- N557AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35176
- Aircraft time
- 57,627 hours, 16,724 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- CR
- 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.