SDR ASAA2019110231221

Service difficulty report · Unknown · Boeing 737890

Difficulty date: November 2, 2019
Submitted: November 5, 2019
Operation: Air carrier
Aircraft: N596AS
Make and model: Boeing 737890
Aircraft serial: 35688
Aircraft time: 43,744 hours, 13,213 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Unknown
Condition: Malfunctioned
Location: Cockpit
Stage of operation: NR
How discovered: O
Nature of condition: J
Precautionary procedure: K

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

What was found

FMC FAIL/ VTK ON R SIDE - NO LNAV VNAV- UNABLE REQD NAV PERFORMANCE- PRETTY SURE LOSS OF RIGHT FMC - ALL CAME BACK TO NORMAL AROUND 3000 FT. GROUNDED - YES. PERFORMED FMC SYSTEM BITE CHECK REF B737-800 FIM 34-61 TASK 801, NO CURRENT FAULTS.