Service difficulty report · Fmc · Boeing 737990ER

Difficulty date
March 24, 2021
Submitted
March 26, 2021
Operation
Air carrier
Aircraft
N468AS
Make and model
Boeing 737990ER
Aircraft serial
41735
Aircraft time
25,190 hours, 8,106 cycles
Part
Fmc
Condition
Malfunctioned
Location
Right
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

ON CLIMBOUT FROM SEA WE HAD A RIGHT FMC FAILURE (VTK AND MAP). INDICATION WENT AWAY AFTER ABOUT 4 MIN. GROUNDED - YES. PERF'D RESET OF R FMC BY PULLING/RE-SETTING FMCS COMPUTER 2 C/B. OPS NORMAL REF B737-900 FIM 34-61 TASK 801 - NO FAULTS OR FAILURES INDICATED. ETOPS SIGNIF SYSTEM - GND VERIFICATION SUCCESSFUL.