# SDR QMLA2017100717107

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 10, 2017
- Submitted: October 12, 2017
- Operation: Air carrier
- Aircraft: [N420GA](https://openairdocs.org/aircraft/N420GA), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 54066
- Aircraft time: 3,437 hours, 7,138 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Firewall
- Part number: 206064902129
- Condition: Cracked
- Location: Engine Bay
- Part time: 3,437 hours, 7,138 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2017100717107

## Discrepancy

DURING  PREFLIGHT,  PILOT NOTICED A CRACK ON THE AFT FIREWALL IN THE ENGINE COMPARTMENT.

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