SDR AALA2019122439020

Service difficulty report · Fmc · Boeing 737823

Difficulty date: December 22, 2019
Submitted: December 25, 2019
Operation: Air carrier
Aircraft: N908AN
Make and model: Boeing 737823
Aircraft serial: 29510
Aircraft time: 59,859 hours, 24,608 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Condition: Failed
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: A

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

What was found

AIRCRAFT WAS GROUNDED: PILOT REPORTS FMC FAIL ON BOTH LEFT AND RIGHT. UNABLE TO ACCESS ANY NAV CAPABILITY FROM CDU. MAINTENANCE RELOADED # 1 & # 2 FMC SOFTWARE INSTALLATION IAW AMM 34-61-00, AIRCRAFT SOFTWARE CONFIGURATION ALL TEST NORMAL.