SDR U0GA ASR9214

Service difficulty report · Generator · Agusta AW189

Difficulty date: December 11, 2022
Submitted: December 12, 2022
Operation: Air carrier
Aircraft: N503JW
Make and model: Agusta AW189
Aircraft serial: 49025
Aircraft time: 2,974 hours, 3,138 cycles
Engine: Ge CT72
Engine time: 2,974 hours, 1,550 cycles
System (JASC): 2421 · AC Generator-Alternator
Part: Generator
Part number: 8G2420V00551
Part serial: 6500002700138
Condition: Shorted
Location: Nr 2
Part time: 3,434 hours, 3,524 cycles
Stage of operation: AP
How discovered: O
Nature of condition: J, G
Precautionary procedure: O

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

What was found

APPROACH IN IMC. BOTH SCREENS ON PILOT SIDE SCREENS GO BLACK MOMENTARILY AND THEN COME BACK ON. THEN 2 AC GENERATOR FAIL, ECDU DEGR, 2 FUEL PUMP, 2 AUTO PILOT, 2 AMMC FAIL CAUTION LIGHTS. UPPER AFCS MODES ALL DISENGAGED. EMERGENCY DECLARED.

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