Service difficulty report · Fmc · Boeing 737990ER

Difficulty date
June 25, 2017
Submitted
June 27, 2017
Operation
Air carrier
Aircraft
N487AS
Make and model
Boeing 737990ER
Aircraft serial
44108
Aircraft time
6,776 hours, 2,231 cycles
Part
Fmc
Part number
1762000101
Part serial
005358
Condition
Failed
Location
Right
Part time
171 hours, 53 cycles
Stage of operation
NR
How discovered
9
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

RIGHT FMC INOPERATIVE. ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 FMC IAW AMM 34-61-02-000-801, AND 34-61-02-400-801. LOADED ALL SOFTWARE IAW AMM 34-61-00/201. ADJUSTED FMCS PERFORMANCE FACTORS IAW AMM 34-61-00-800-801. PERFORMED FMCS OPS TEST IAW AMM 34-61-00-710-801, OPS TEST PASSED.