SDR AALA20141223011

Service difficulty report · Fmc · Doug DC983

Difficulty date: December 23, 2014
Submitted: December 24, 2014
Operation: Air carrier
Aircraft: N9621A
Make and model: Doug DC983
Aircraft serial: 53592
Aircraft time: 46,938 hours, 22,365 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fmc
Part number: 4052504927
Part serial: 88041387
Condition: Inoperative
Location: Zone 100
Stage of operation: CR
How discovered: O
Nature of condition: G
Precautionary procedure: A

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

What was found

AIR INTERRUPT, RETURNED FOR LOST HEADING & NAVIGATION DATA. EMER NOT DECLARED, LANDED UNEVENTFULLY & WAS NOT OVERWEIGHT. REPLACED FMC & ACCOMPLISHED OVERWEIGHT LANDING INSPECTION. PERFORMED REQUIRED TEST IAW AMM 34-63-03. ACCOMPLISHED MCDU OPERATIONS TEST IAW AMM 34-63-04. ALL TEST PASSED.

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