# SDR P5CA2019091300179

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 13, 2019
- Submitted: September 13, 2019
- Operation: Air carrier
- Aircraft: [N498MC](https://openairdocs.org/aircraft/N498MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29259
- Aircraft time: 83,576 hours, 13,118 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA2019091300179

## Discrepancy

STAB TRIM CONFIG WARNING DURING TAKEOFF. 40 KNOT, LOW SPEED REJECTED TAKEOFF PERFORMED. MESSAGE EXTINGUISHED / WHEN ARRIVED BACK TO BLOCKS. PERFORMED / SUCCESSFUL CMC GROUND TESTS FOR LEFT AND RIGHT FMC'S AS PER AMM 34-61-00. PERFORMED SUCCESSFUL TEST OF TRIM INDICATING / SYSTEM AS PER AMM 27-48-00. PERFORMED / SUCCESSFUL TEST OF TAKEOFF WARNING SYSTEM AS PER AMM 31-51-00. AIRCRAFT RETURNED TO SERVICE.

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