SDR ASAA2017083121803

Service difficulty report · Fmc · Boeing 737890

Difficulty date: August 31, 2017
Submitted: September 5, 2017
Operation: Air carrier
Aircraft: N588AS
Make and model: Boeing 737890
Aircraft serial: 35685
Aircraft time: 37,538 hours, 11,390 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Condition: Malfunctioned
Stage of operation: TX
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

TAXIING OUT FOR DEPARTURE, GOT FMC FAIL MSG FOR RIGHT FMC. NO RIGHT MAP AND VTK CAME ON RIGHT SIDE. ACCOMPLISHED QRH AND AFTER 1 MINUTE HAD NORMAL INDICATIONS. GROUNDED - YES. ACCOMP FMC BITE PROCEDURE FOR BOTH FMC'S SENSORS ALL SHOW OK AND INFLT FAULTS THERE ARE NONE FOR BOTH FMC'S REF FIM 34-61 TASK 801. ACCOMP OPS TEST ON BOTH FMC'S BOTH PASS TEST, REF AMM 34-61-00-710-801.