SDR ASAA2018082972946

Service difficulty report · Fmc · Boeing 737890

Difficulty date: August 27, 2018
Submitted: August 29, 2018
Operation: Air carrier
Aircraft: N532AS
Make and model: Boeing 737890
Aircraft serial: 36346
Aircraft time: 32,027 hours, 9,553 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Condition: Malfunctioned
Location: Left
Stage of operation: LD
How discovered: 9
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 THE LANDING ROLLOUT, CAPTAIN`S NAV DISPLAY, VTK ANNUNCIATED PLUS BOTH CDUS DEFAULTED TO MENU DISPLAY, COULD NOT SELECT FMCS. ACFT GROUNDED. PERFORMED A LEFT AND RIGHT FMC BITE IAW FIM 34-61, TASK 801. FOUND FMC LT PGM FAULT. PERFORMED FIM 34-61, TASK 807. NO FAULTS FOUND. RT FMC SHOWED NO FAULTS LOGGED. PERFORMED FMC OPS TEST IAW AMM 34-61-00. SYS CHECKED NORMAL.