# SDR AMWA111

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 2, 2004
- Submitted: January 29, 2004
- Operation: Air carrier
- Aircraft: N138ZV
- Make and model: Beech 1900D
- Registry model: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (OpenAirDocs)
- Aircraft serial: UE138
- Aircraft time: 16,080 hours, 27,645 cycles
- System (JASC): [5412 · Nacelle/Pylon, Bulkhead/Firewall](https://openairdocs.org/jasc/5412)
- Part: Firewall
- Part number: 1299100345
- Condition: Cracked
- Location: Rt Eng Nacelle
- 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/AMWA111

## Discrepancy

DURING INSPECTION RT ENGINE FIRE WALL WAS FOUND CRACKED AROUND THE O/B SECTION OF WEB APPROX AT 5 INCHES LONG IN VERT POSITION.  BEHIND ATTACH ANGLE FOR COWLING.  THEN CRACK TURNS HORIZONTAL GOING I/B APPROX 2.5.  REPAIRED DAMAGE AREA BY STOP DRILLING CRACK ENDS AND INSTALLING DOUBLER PER BEECH SRM 51-70-17.

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