What was found
CO-PILOT FMC/CDU CYCLED THROUGH BIT TEST CONSTANTLY. ACFT GROUNDED. RESET THE NR 2 FMC COMPUTER, SYSTEM CHECKED GOOD IAW AMM 34-61-00. NO HISTORY LAST 30 DAYS.
- Difficulty date
- June 10, 2018
- Submitted
- June 11, 2018
- Operation
- Air carrier
- Aircraft
- N467AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 36362
- Aircraft time
- 15,886 hours, 5,339 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Fmc
- Condition
- Malfunctioned
- Location
- Nr 2
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.