SDR ASAA2018052954826

Service difficulty report · Fmc · Boeing 737990ER

Difficulty date: May 25, 2018
Submitted: May 29, 2018
Operation: Air carrier
Aircraft: N469AS
Make and model: Boeing 737990ER
Aircraft serial: 41702
Aircraft time: 15,196 hours, 5,056 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Part number: 1762000101
Part serial: 013231
Condition: Failed
Location: Captain'S
Part time: 2,796 hours, 972 cycles
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 FAILED, VTK MAP CHECKLIST COMPLETE, OPERATION ON RIGHT FMC. ACFT GROUNDED. REMOVED & REPLACED THE LT FMC IAW AMM 34-61-02. A CCOMPLISHED FMC SOFTWARES CROSS-LOAD & PERFORMANCE FACTOR ADJUSTMENT IAW AMM 34-61-00-710-801, & AMM 34-61-00-800-801, OPS CHECKED NORMAL.