SDR ASAA2019010327681

Service difficulty report · Unknown · Boeing 737890

Difficulty date: January 3, 2019
Submitted: January 8, 2019
Operation: Air carrier
Aircraft: N563AS
Make and model: Boeing 737890
Aircraft serial: 35180
Aircraft time: 46,062 hours, 13,812 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Unknown
Condition: Malfunctioned
Location: Cockpit
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

WHILE IN THE CLIMB, VTK APPREARED ON FO'S ND. FMA WENT FROM LNAV TO CWS AND SCRATCHPAD MESSAGE SINGLE FMC OPERATION WAS DISPLAYED. CONSULTED QRH 11.3 AND BEFORE WE COMPLETED THE CHECKLIST THE RIGHT FMC WAS RESTORED AND WORKING AGAIN. ENTERED PER FLIGHT HANDBOOK PAGE 6. 110 P.23. GROUNDED - YES. ACCOMPLISHED FIM 34-61 TASK 836. FMC BITE SHOWED NO CURRENT FAULTS. INTERMITTENT SOFTWARE RESET FAULT.