SDR AALA20151202004

Service difficulty report · Iru · Doug DC983

Difficulty date: November 30, 2015
Submitted: December 2, 2015
Operation: Air carrier
Aircraft: N971TW
Make and model: Doug DC983
Aircraft serial: 53621
Aircraft time: 44,691 hours, 21,967 cycles
System (JASC): 3441 · Inertial Guidance System
Part: Iru
Condition: Faulty
Location: Zone 100
Stage of operation: CR
How discovered: O
Nature of condition: G
Precautionary procedure: O

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

What was found

EMERGENCY DECLARED, LANDING UNEVENTFUL & ACFT NOT OVERWEIGHT. DURING CRUISE LOST BOTH FMS, HEADING SYSTEMS, FD"S & FMA. LOST AUTO THROTTLES & AUTO PILOT. R & R AFMC IAW AMM 22-01-05 & NR 1 & NR 2 IRU IAW AMM 34-43-01. SEE ALSO AALA20151202003 & AALA20151130007.

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