Service difficulty report · Unknown · Boeing 7379

Difficulty date
July 3, 2023
Submitted
July 5, 2023
Operation
Air carrier
Aircraft
N966AK
Make and model
Boeing 7379
Aircraft serial
67504
Aircraft time
15 hours, 8 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
CR
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

FMC ENG SOFTWARE DOES NOT SELECT APPROPRIATE SETTING IN CRZ - AUTO. POSSIBLE SOFTWARE LOAD PROBLEM. GROUNDED - YES. FMC SOFTWARE CONFIGURATION CHECK FAILS. DEFAULT LDDB WAS LOADED INTO BOTH FMC'S. LOADED THE CORRECT LDDB REF MM 34-61-00/201 AND VERIFIED FMCS PERFORMANCE FACTORS REF MM 34-61-00-750-803. ALL SETTINGS NORMAL.

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