SDR ASAA2022080339344

Service difficulty report · Fmc · Boeing 7379

Difficulty date: August 3, 2022
Submitted: August 5, 2022
Operation: Air carrier
Aircraft: N932AK
Make and model: Boeing 7379
Aircraft serial: 44089
Aircraft time: 1,930 hours, 599 cycles
System (JASC): 3461 · Flight Management Computing Software System
Part: Fmc
Part number: UNKNOWN
Condition: Faulted
Location: Unknown
Stage of operation: NR
How discovered: V
Nature of condition: J
Precautionary procedure: K

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

What was found

FMC DISAGREE DISPLAYED ON BOTH ND'S AFTER ALIGNMENT. GROUNDED - YES. PERFORMED MAX DISPLAY OPS TEST REF B737-9 AMM 31-65-00-710-801 OPS CK GOOD. PERFORMED FMC DISAGREE B737-9 IFIM 34-61-00-10-918, FMC ALIGNMENT GOOD AFTER ABOUT 8 MINUTES, OK FOR SERVICE.

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