- Difficulty date
- March 22, 2018
- Submitted
- March 26, 2018
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35189
- Aircraft time
- 39,835 hours, 12,153 cycles
- Part
- Fmc
- Condition
- Malfunctioned
- Stage of operation
- CL
- 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.
What was found
DURING CLIMB, VIA FMC SELECTION & THEN LEVEL OFF N1 LIMIT REVERTS TO CRUISE. SHOULD STAY IN CLIMB IAW SOFTWARE UPDATE. ACFT GROUNDED. COMPLETED FIM 34-61 / 807. FMC HARDWARE & SOFTWARE FAULTS. INITIAL EVALUATION OPS CHECKED NORMAL. LT & RT FMC OPS CHECKED NORMAL IAW AMM 34-61-00-715-801.