# SDR SIMA202007287002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 2020
- Submitted: July 28, 2020
- Operation: Air carrier
- Aircraft: [N221NN](https://openairdocs.org/aircraft/N221NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000525
- Aircraft time: 11,725 hours, 7,863 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil System
- Condition: Low
- Location: Apu
- Stage of operation: TX
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA202007287002

## Discrepancy

WHILE TAXING A/C TO THE GATE APU SHUT DOWN, WITH APU FAIL AND APU LOW OIL PRESS CAUTION EICAS MSG.  SERVICE APU WITH OIL IAW E-175 AMM 12-13-05. OPS CHECK GOOD REF FIM 49-90-00.

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