# SDR AALA202201215899

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2022
- Submitted: January 21, 2022
- Operation: Air carrier
- Aircraft: [N974AN](https://openairdocs.org/aircraft/N974AN), registered now
- Make and model: Boeing 737*
- Aircraft serial: 30098
- Aircraft time: 58,394 hours, 24,302 cycles
- System (JASC): [2760 · Drag Control System](https://openairdocs.org/jasc/2760)
- Part: Module
- Part number: 658420921
- Part serial: 6400
- Condition: Faulty
- Location: Zone 100 - Fuse
- Stage of operation: LD
- How discovered: V
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202201215899

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: SPEEDBRAKES WERE ARMED BUT DID NOT DEPLOY UPON TOUCHDOWN. **SUPPLEMENTAL REPORT: REPLACED AUTO SPEEDBRAKE MODULE WITH SERVICEABLE UNIT IAW AMM 27-62-35, OPS CHECK GOOD.** (CLOSED)

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