# SDR HNAA2021120600597

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 2021
- Submitted: December 6, 2021
- Operation: Air carrier
- Aircraft: [N620AE](https://openairdocs.org/aircraft/N620AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145102
- Aircraft time: 49,726 hours, 46,159 cycles
- System (JASC): [7110 · Engine Cowling System](https://openairdocs.org/jasc/7110)
- Part: None
- Condition: None
- Stage of operation: CR
- How discovered: O
- Nature of condition: E
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2021120600597

## Discrepancy

PDIS  620     71-10  2746611  04DEC21  CLT  CLOSE
      EXTREME VIBRATION ON #1 ENGINE IN FLT @ 3000 FT.                            00
FACT  04DEC21  15:42  CLT
            FOUND #1 ENGINE OIL DOOR OPEN AND AIR START VALVE DOOR OPEN AND COWL DAMAGED.  R+R #1 LOWER COWL IAW 71-12-01-000-802A AND 71-12-01-400-802A

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