Service difficulty report · Fmc · Boeing 737990ER

Difficulty date
January 19, 2020
Submitted
January 22, 2020
Operation
Air carrier
Aircraft
N428AS
Make and model
Boeing 737990ER
Aircraft serial
36353
Aircraft time
15,590 hours, 4,964 cycles
Part
Fmc
Condition
Malfunctioned
Location
Captain'S
Stage of operation
NR
How discovered
O
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

CAPT SIDE FMC FAILED. GROUNDED - YES. REF B737-900 FIM 34-61 TASK 836. CYCLED POWER TO THE AIRCRAFT. CAPT'S SIDE FMC RESTARTS NORMALLY. INTERMITTENT FAULT. ACCOMPLISHED FMC OPERATIONAL TEST FOR THE CAPTAINS FMC IAW B737-900 AMM 34-61-00-710-801. OPS CHECKS GOOD. GROUND VERIFICATION TEST IS GOOD.