# SDR DJFA20181225001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 25, 2018
- Submitted: January 15, 2019
- Operation: Air carrier
- Aircraft: [N370FX](https://openairdocs.org/aircraft/N370FX), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500384
- Aircraft time: 2,034 hours, 1,509 cycles
- System (JASC): [2435 · Starter-Generator](https://openairdocs.org/jasc/2435)
- Part: Starter Gen
- Condition: Malfunctioned
- Location: Lt Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: E, R
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DJFA20181225001

## Discrepancy

LEFT ENGINE HAS A RUMBLING VIBRATION WHEN RUNNING.  STARTER GENERATOR LUGS AND SURGES DURING START CYCLE. REMOVED AND REPLACED STARTER GENERATOR. WORK WAS DONE IRT 24-81-01. OPS AND LEAK CHECK GOOD. COMPLIED WITH CMM TASK 05-50-00 FOR UNSCHEDULED GENERATOR CHANGE. NO DEFECTS NOTED. RAN A/C MULTIPLE TIMES WITH NO VIBRATION.

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