Service difficulty report · Fmc · Boeing 737990ER

Difficulty date
July 17, 2018
Submitted
July 19, 2018
Operation
Air carrier
Aircraft
N471AS
Make and model
Boeing 737990ER
Aircraft serial
41703
Aircraft time
15,176 hours, 5,028 cycles
Part
Fmc
Condition
Malfunctioned
Location
Cockpit
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

AFTER LANDING IN SEA CAPT PFD DISPLAYED VTK. FMC UNSELECTABLE ON CDU. THIS CONTINUED ALL THE WAY TO THE GATE. GROUNDED - YES. UNABLE TO DUPLICATE DEFECT, ACCOMPLISHED FIM 34-61 TASK 801 LEFT FMC BITE TEST PASSED. NO VTK FLAG, NO FAULTS LOGGED IN HISTORY. NO FAULTS LOGGED IN RIGHT FMC. GROUND VERIFICATION TEST PASSED. THIS CLEARS MEL 34-36J.