# SDR SIMA20151107001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 7, 2015
- Submitted: November 12, 2015
- Operation: Air carrier
- Aircraft: [N693AE](https://openairdocs.org/aircraft/N693AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500868
- Aircraft time: 28,266 hours, 24,017 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Firewall
- Part number: 14547494103
- Condition: Cracked
- Location: Fuselage
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20151107001

## Discrepancy

WHILE PERFORMING EO EM53AD-1883 PART B, FOUND ONE EACH .500 INCH CRACK ON THE APU FIREWALL AROUND THE J0274 ELEC CONNECTOR.  COMPLIED WITH EO EM-53AD-1883 PART B.

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