Service difficulty report · Fmc · Boeing 737990ER

Difficulty date
April 27, 2019
Submitted
April 29, 2019
Operation
Air carrier
Aircraft
N483AS
Make and model
Boeing 737990ER
Aircraft serial
36350
Aircraft time
14,663 hours, 4,817 cycles
Part
Fmc
Condition
Malfunctioned
Location
Captain'S
Stage of operation
LD
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

ON LANDING CA FMC FAILED WITH VTK FLAG FOR APPROX 3 MIN. THEN REBOOTED NORMAL OPS. GROUNDED - YES. VERIFIED L/H FMC COMPUTER FAILED FAULT SHOWED INTERMITTENT PGM FAULT. CYCLED PWR TO A/C. ACCOMP FMC OPS TEST, TEST PASS ALL SENSORS OK & ACCOMP FMC BITE BITE SHOWS OK REF B737-900 FIM 34-61 TASK 801 & FIM 34-61 TASK 837 & B737-900 AMM 34-61-00-710-801.