SDR AALA2018091219004

Service difficulty report · Generator · Airbus A321231

Difficulty date: September 8, 2018
Submitted: September 12, 2018
Operation: Air carrier
Aircraft: N521UW
Make and model: Airbus A321231
Aircraft serial: 3944
Aircraft time: 33,553 hours, 12,027 cycles
System (JASC): 2421 · AC Generator-Alternator
Part: Generator
Part number: BA03604
Part serial: 3849
Condition: Cracked
Location: Apu
Part time: 46,619 hours, 24,154 cycles
Stage of operation: TX
How discovered: O
Nature of condition: K, B
Precautionary procedure: O

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

What was found

CREW REPORTED WHILE AT GATE, THEY STARTED SMELLING FUMES IN MAIN CABIN. THE AIRCRAFT WAS GROUNDED. ACCOMPLISHED JC 26L0002100, 26L00021001, AND 26L00021002. DECONTAMINATION OF THE ECS SYSTEM. CHECKED GOOD. FOUND THE APU GENERATOR SPRAYING OIL DUE TO A CRACK. REPLACED THE APU GENERATOR IAW AMM 24-23-51.

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