# SDR HNAA2011041200074

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 10, 2011
- Submitted: April 13, 2011
- Operation: Air carrier
- Aircraft: N804EX
- Make and model: Dhav DHC8102
- Aircraft serial: 227
- Aircraft time: 49,600 hours, 55,388 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Switch
- Condition: Out Of Adjust
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2011041200074

## Discrepancy

TAKEOFF WARNING HORN SOUNDED ON TAKEOFF ROLL AT APPROX 80 - 90K.  R & R 3151-S3 SWITCH AND ROLLER, ADJUSTED SWITCH, OPS CHECKED GOOD.

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