Service difficulty report · Fmc · Boeing 737990ER

Difficulty date
May 20, 2017
Submitted
May 22, 2017
Operation
Air carrier
Aircraft
N419AS
Make and model
Boeing 737990ER
Aircraft serial
41734
Aircraft time
16,527 hours, 5,439 cycles
Part
Fmc
Condition
Malfunctioned
Location
Left
Stage of operation
LD
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

VTK DISPLAYED INTERMITTENTLY ON BOTH ND'S WHILE BOTH CDUS BLANKED INTERMITTENTLY AS WELL AFTER LANDING. ACFT GROUNDED. ACCOMPLISHED FAULT REVIEW OF FMC LT AND RT. FOUND LEFT FMC INTERMITTENT ON GROUND. CYCLED FMC LT CIRCUIT BREAKER IAW AMM 20-60-01 AND OPERATION RESTORED WITH NO FURTHER DISCREPANCIES NOTED.