# SDR CALA2026092819855

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 2026
- Submitted: September 28, 2026
- Operation: Air carrier
- Aircraft: [N13720](https://openairdocs.org/aircraft/N13720), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28939
- Aircraft time: 83,281 hours, 29,655 cycles
- Engine: Cfmint CFM567B242
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning Light
- Condition: False Activation
- Location: Zone 200
- 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/CALA2026092819855

## Discrepancy

MASTER CAUTION LIGHT ONCE TO THRUST APPLIED UNDER 40KTS TOMC DEBRIEFED THE CREW AND FOUND NO ASSOCIATED MASTER CAUTION ANNUNCIATOR ILLUMINATED DURING THE RTO.  CAPT AGREED TO ATTEMPT ANOTHER TAKEOFF.  BRAKE TEMPS ARE GOOD PER AMM 05-51-07.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.