SDR ASAA2015080412729

Service difficulty report · Fmc · Boeing 737990ER

Difficulty date: August 4, 2015
Submitted: August 6, 2015
Operation: Air carrier
Aircraft: N402AS
Make and model: Boeing 737990ER
Aircraft serial: 41189
Aircraft time: 10,830 hours, 3,491 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Condition: Failed
Location: Right
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

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

What was found

RT FMC FAILED. FOLLOWED QRH PROCEDURE. NO BEARING OR DISTANCE INFO DISPLAYED ON POS SHIFT PAGE 3/3 FOR FMC-R. ACFT GROUNDED. FOUND RT FMC FAIL. CYCLED BOTH FMC CIRCUIT BREAKERS AND BOTH FMC, OPS CK GOOD. REF FIM 34-61, TASK 836. NO HISTORY 30 DAYS.