# SDR C2XA04SH242

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2004
- Submitted: April 24, 2004
- Operation: Air carrier
- Aircraft: [N27512](https://openairdocs.org/aircraft/N27512), registered now
- Make and model: Emb EMB-135ER
- Registry model: [EMB EMB-135ER](https://openairdocs.org/model/embraer-emb-135er) (OpenAirDocs)
- Aircraft serial: 145274
- Aircraft time: 7,039 hours, 6,992 cycles
- System (JASC): [4910 · APU Cowling/Containment](https://openairdocs.org/jasc/4910)
- Part: Firewall
- Part number: 14547494403
- 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/C2XA04SH242

## Discrepancy

SHV- DURING C-CHECK THE APU FIREWALL WAS FOUND TO BE CRACKED AT THE TOP OF THE RIGHT VERTICAL STIFFENER.  MAINTENANCE REMOVED THE DAMAGED AREA AND PERFORMED A DOUBLER REPAIR IAW EMB 135 SRM 53-32-13.  THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

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