# SDR AALA202609145096

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2026
- Submitted: September 15, 2026
- Operation: Air carrier
- Aircraft: [N341SV](https://openairdocs.org/aircraft/N341SV), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 44487
- Aircraft time: 17,828 hours, 6,584 cycles
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Air Data Module
- Part number: C17001DA01
- Condition: Faulty
- Location: Zone 100
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202609145096

## Discrepancy

AIRCRAFT WAS GROUNDED: DURING TAKEOFF ROLL AFTER 80 KTS WE HAD AN AIRSPEED UNRELIABLE. CAPTAIN AND STBY ISFD SPEED WERE AT 125 KTS,  FO SPEED WAS STUCKAT 80 KTS AND THEN 40-45K DIFFERED FROM CAPT AND STND BY INDICATIONS. MAINTENANCE REMOVED AND REPLACED FO ADM IAW AMM 34-21-04.

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