# SDR GTIA2020010634905

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 2020
- Submitted: January 6, 2020
- Operation: Air carrier
- Aircraft: [N668NK](https://openairdocs.org/aircraft/N668NK), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 7135
- Aircraft time: 13,448 hours, 5,807 cycles
- System (JASC): [2420 · AC Generation System](https://openairdocs.org/jasc/2420)
- Part: Circuit Breaker
- Condition: Tripped
- Location: Electrical Sys
- Stage of operation: UK
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GTIA2020010634905

## Discrepancy

C/B AB11 BUS 1 103XP SPLY POPPED-PERFORMED OPS CHECK OF AC MAIN GENERATOR IAW AMM 24-20-00, OPS CHECK GOOD. THEN PERFORMED OPS TEST OF AC ESSENTIAL - GENERATION SWITCHING IAW AMM 24-25-00-710-001-A. OPS CHECK GOOD. PERFORMED ENGINE RUN PF BOTH ENGINES IAW AMM 71-00-00 OPS CHECK NO DEFECTS FOUND . BREAKER AB11 NEVER POPPED. NO SOKE OR SMELL OF SMOKE PRESENT . OK FOR SEVICE

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