# SDR ASOA20151021083H

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 21, 2015
- Submitted: October 22, 2015
- Operation: Air carrier
- Aircraft: [N17984](https://openairdocs.org/aircraft/N17984), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145246
- Aircraft time: 37,953 hours, 28,779 cycles
- System (JASC): [4910 · APU Cowling/Containment](https://openairdocs.org/jasc/4910)
- Part: Firewall
- Part number: 14526850401
- Condition: Cracked
- Location: Apu Bay
- 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/ASOA20151021083H

## Discrepancy

DURING MAINTENANCE INSPECTION, A CRACK WAS FOUND IN THE APU FIREWALL AT APPROXIMATELY THE 2 O'CLOCK POSITION NEAR AN EXISTING DOUBLER.  MAINTENANCE REMOVED THE EXISTING DOUBLER AND PERFORMED A COMBINATION REPAIR IAW SRM 53-32-13 AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.