Service difficulty report · Fmc · Boeing 737990ER

Difficulty date
June 13, 2022
Submitted
June 15, 2022
Operation
Air carrier
Aircraft
N471AS
Make and model
Boeing 737990ER
Aircraft serial
41703
Aircraft time
28,831 hours, 9,060 cycles
Part
Fmc
Part number
UNKNOWN
Condition
Intermittent
Location
Unknown
Stage of operation
NR
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

FMC LOCKED ON BITE PG FOR SEVERAL MINUTES. STARTED WORKING NORMALLY. GROUNDED - YES. PERFORMED FMC SYSTEM OPS TEST IAW B737-900 AMM 34-61-00-710-801 NO FAULTS AND MAINT HISTORY.