# SDR 98ZZZM145

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N119AA
- Make and model: Doug DC-10-10
- Registry model: [Doug DC-10-10](https://openairdocs.org/model/mcdonnell-douglas-dc-10-10) (OpenAirDocs)
- Aircraft serial: 46519
- System (JASC): [2434 · DC Generator-Alternator](https://openairdocs.org/jasc/2434)
- Part: Ecu
- Condition: Failed
- Location: Nr 1 Engine
- Stage of operation: CR
- Nature of condition: J, H
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/98ZZZM145

## Discrepancy

HNL - FLT NR 4 - IN CRUISE FLIGHT, NR 1 GEN OFF LIGHT CAME ON.  VOLT/FREQENCY ZERO.  FOLLOWED ABNORMAL PROCEDURES AND RESET NR 1 GEN.  VOLT/FREQS OK.  4 MINUTES LATER NR 1  GEN DROPPED OFF LINE AGAIN.  FOUND NR 1 DC BUS TIE RCCB CLOSED, REPLACED RCCB AND NR 1 ECU, RUN 1 AND 3 PARALLEL AND PARALLEL GEN CHECK OK.  (M)

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