Service difficulty report · Unknown · Boeing 737

Difficulty date
September 12, 2022
Submitted
September 14, 2022
Operation
Air carrier
Aircraft
N483AS
Make and model
Boeing 737
Aircraft serial
36350
Aircraft time
26,042 hours, 8,186 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
LD
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

ENROUTE MOMENTARY LOSS OF FMC 1, UPON LANDING IN SEA WE ENCOUNTERED A DUAL FMC FAILURE. GROUNDED - YES. ACCOMPLISHED FMC BITE PROCEDURE LAST FLT SHOWS INTERMITTENT PGM FAULT. REF B737-900 FIM 34-61 TASK 801 CYCLED BOTH FMC COMPUTER C/B'S. ACCOMPLISHED FMC'S SENSOR TEST, TEST PASS REF FIM 34-61 TASK 807 & B737-900 AMM 34-61-00-710-026.