# SDR ASOA20120522039

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2012
- Submitted: May 22, 2012
- Operation: Air carrier
- Aircraft: N18557
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145596
- Aircraft time: 24,064 hours, 18,266 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/ASOA20120522039

## Discrepancy

DURING C-CHECK APU FIREWALL CRACKED AT RT LOWER MOUNTING SUPPORT AT 5 O'CLOCK POSITION.  MX PERFORMED REPAIR TO APU FIREWALL RT LOWER MOUNT IAW EC5330-02578.  THE ACFT WAS APPROVED FOR RETURN TO SERVICE.

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