Service difficulty report · Fmc · Boeing 737990ER

Difficulty date
April 25, 2016
Submitted
April 27, 2016
Operation
Air carrier
Aircraft
N431AS
Make and model
Boeing 737990ER
Aircraft serial
43255
Aircraft time
9,930 hours, 3,243 cycles
Part
Fmc
Condition
Malfunctioned
Stage of operation
DE
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

CAPTAIN FMC FAILURE VTK AND MAP INDICATION BOTH FMC BLANK IN CDU. WITHIN 30 SECONDS FMC RESET AND WORKED NORMALLY DURATION OF FLIGHT. ACFT GROUNDED. ACCOMPLISHED FMC BITE PROCEDURE IAW AMM TASK 34-61, TASK 801. NO FAULTS FOUND. GROUND CHECKS GOOD.