SDR ASAA2016111818742

Service difficulty report · Fmc · Boeing 737990ER

Difficulty date: November 18, 2016
Submitted: November 21, 2016
Operation: Air carrier
Aircraft: N459AS
Make and model: Boeing 737990ER
Aircraft serial: 36352
Aircraft time: 10,700 hours, 3,497 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Condition: Malfunctioned
Location: Cockpit
Stage of operation: NR
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'S FMC FAIL, VTK DISPLAYED ON ND, BOTH CDUS LOST FMC, F/O NAV DISPLAY OK. ACCOMPLISHED FAIL QRH - BOTH ON RIGHT 1 MINUTE THEN BACK TO NORMAL. CONTINUED NORMAL OPS. GROUNDED - YES. RESET FMCS PER B737-900 FIM 34-61 TASK 836. OPS NORMAL, NO DEFECTS NOTED, REF B737-900 FIM 34-61 TASK 836.